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Zyxel

243 CVEs vendor

Monthly

CVE-2023-28768 Aug 14, 17:15 MEDIUM PATCH This Month

Improper frame handling in the Zyxel XGS2220-30 firmware version V4.80(ABXN.1), XMG1930-30 firmware version V4.80(ACAR.1), and XS1930-10 firmware version V4.80(ABQE.1) could allow an unauthenticated. Rated medium severity (CVSS 6.5), this vulnerability is no authentication required, low attack complexity.

Information Disclosure Zyxel Xs1930 10 Firmware Xs1930 12Hp Firmware Xs1930 12F Firmware +8
NVD
CVSS 3.1
6.5
EPSS
0.3%
CVE-2023-34141 Jul 17, 18:15 HIGH This Week

A command injection vulnerability in the access point (AP) management feature of the Zyxel ATP series firmware versions 5.00 through 5.36 Patch 2, USG FLEX series firmware versions 5.00 through 5.36. Rated high severity (CVSS 8.0), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Command Injection Zyxel Zywall Vpn 50 Firmware Zywall Vpn 100 Firmware Zywall Vpn 300 Firmware +21
NVD
CVSS 3.1
8.0
EPSS
0.6%
CVE-2023-34140 Jul 17, 18:15 MEDIUM This Month

A buffer overflow vulnerability in the Zyxel ATP series firmware versions 4.32 through 5.36 Patch 2, USG FLEX series firmware versions 4.50 through 5.36 Patch 2, USG FLEX 50(W) series firmware. Rated medium severity (CVSS 6.5), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Buffer Overflow Denial Of Service Zyxel Zywall Vpn 50 Firmware Zywall Vpn 100 Firmware +22
NVD
CVSS 3.1
6.5
EPSS
0.3%
CVE-2023-34139 Jul 17, 18:15 HIGH This Week

A command injection vulnerability in the Free Time WiFi hotspot feature of the Zyxel USG FLEX series firmware versions 4.50 through 5.36 Patch 2 and VPN series firmware versions 4.20 through 5.36. Rated high severity (CVSS 8.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Command Injection Zyxel Zywall Vpn 50 Firmware Zywall Vpn 100 Firmware Zywall Vpn 300 Firmware +12
NVD
CVSS 3.1
8.8
EPSS
0.7%
CVE-2023-34138 Jul 17, 18:15 HIGH This Week

A command injection vulnerability in the hotspot management feature of the Zyxel ATP series firmware versions 4.60 through 5.36 Patch 2, USG FLEX series firmware versions 4.60 through 5.36 Patch 2,. Rated high severity (CVSS 8.0), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Command Injection Zyxel Zywall Vpn 50 Firmware Zywall Vpn 100 Firmware Zywall Vpn 300 Firmware +19
NVD
CVSS 3.1
8.0
EPSS
0.6%
CVE-2023-33012 Jul 17, 18:15 HIGH POC THREAT Act Now

A command injection vulnerability in the configuration parser of the Zyxel ATP series firmware versions 5.10 through 5.36 Patch 2, USG FLEX series firmware versions 5.00 through 5.36 Patch 2, USG. Rated high severity (CVSS 8.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Command Injection Zyxel Zywall Vpn 50 Firmware Zywall Vpn 100 Firmware Zywall Vpn 300 Firmware +19
NVD GitHub
CVSS 3.1
8.8
EPSS
10.1%
CVE-2023-33011 Jul 17, 18:15 HIGH This Week

A format string vulnerability in the Zyxel ATP series firmware versions 5.10 through 5.36 Patch 2, USG FLEX series firmware versions 5.00 through 5.36 Patch 2, USG FLEX 50(W) series firmware versions. Rated high severity (CVSS 8.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Information Disclosure Zyxel Zywall Vpn 50 Firmware Zywall Vpn 100 Firmware Zywall Vpn 300 Firmware +19
NVD
CVSS 3.1
8.8
EPSS
0.3%
CVE-2023-28767 Jul 17, 17:15 HIGH This Week

The configuration parser fails to sanitize user-controlled input in the Zyxel ATP series firmware versions 5.10 through 5.36, USG FLEX series firmware versions 5.00 through 5.36, USG FLEX 50(W). Rated high severity (CVSS 8.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Command Injection Zyxel Zywall Vpn 50 Firmware Zywall Vpn 100 Firmware Zywall Vpn 300 Firmware +19
NVD
CVSS 3.1
8.8
EPSS
0.4%
CVE-2023-27992 Jun 19, 12:15 CRITICAL KEV PATCH THREAT Act Now

The pre-authentication command injection vulnerability in the Zyxel NAS326 firmware versions prior to V5.21(AAZF.14)C0, NAS540 firmware versions prior to V5.21(AATB.11)C0, and NAS542 firmware. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This OS Command Injection vulnerability could allow attackers to execute arbitrary operating system commands on the host.

Command Injection Zyxel Nas326 Firmware Nas540 Firmware Nas542 Firmware
NVD
CVSS 3.1
9.8
EPSS
84.2%
CVE-2023-27989 Jun 05, 12:15 MEDIUM PATCH This Month

A buffer overflow vulnerability in the CGI program of the Zyxel NR7101 firmware versions prior to V1.00(ABUV.8)C0 could allow a remote authenticated attacker to cause denial of service (DoS). Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. This Buffer Copy without Size Check vulnerability could allow attackers to overflow a buffer to corrupt adjacent memory.

Buffer Overflow Denial Of Service Zyxel Nebula Nr7101 Firmware Nr7101 Firmware +2
NVD
CVSS 3.1
6.5
EPSS
1.0%
CVE-2023-27988 May 30, 02:15 HIGH PATCH This Week

The post-authentication command injection vulnerability in the Zyxel NAS326 firmware versions prior to V5.21(AAZF.13)C0 could allow an authenticated attacker with administrator privileges to execute. Rated high severity (CVSS 7.2), this vulnerability is remotely exploitable, low attack complexity. This OS Command Injection vulnerability could allow attackers to execute arbitrary operating system commands on the host.

Command Injection Zyxel Nas326 Firmware Nas540 Firmware Nas542 Firmware
NVD
CVSS 3.1
7.2
EPSS
1.4%
CVE-2023-33010 May 24, 13:15 CRITICAL KEV THREAT Act Now

A buffer overflow vulnerability in the ID processing function in Zyxel ATP series firmware versions 4.32 through 5.36 Patch 1, USG FLEX series firmware versions 4.50 through 5.36 Patch 1, USG FLEX. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RCE Buffer Overflow Zyxel Usg 40 Firmware Usg 40W Firmware +21
NVD
CVSS 3.1
9.8
EPSS
28.8%
CVE-2023-33009 May 24, 13:15 CRITICAL KEV THREAT Act Now

A buffer overflow vulnerability in the notification function in Zyxel ATP series firmware versions 4.60 through 5.36 Patch 1, USG FLEX series firmware versions 4.60 through 5.36 Patch 1, USG FLEX. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RCE Buffer Overflow Zyxel Usg 40 Firmware Usg 40W Firmware +21
NVD
CVSS 3.1
9.8
EPSS
28.1%
CVE-2023-22924 May 01, 17:15 MEDIUM PATCH This Month

A buffer overflow vulnerability in the Zyxel NBG-418N v2 firmware versions prior to V1.00(AARP.14)C0 could allow a remote authenticated attacker with administrator privileges to cause. Rated medium severity (CVSS 4.9), this vulnerability is remotely exploitable, low attack complexity. This Buffer Copy without Size Check vulnerability could allow attackers to overflow a buffer to corrupt adjacent memory.

Buffer Overflow Zyxel Nbg 418N Firmware
NVD
CVSS 3.1
4.9
EPSS
0.8%
CVE-2023-22923 May 01, 17:15 MEDIUM PATCH This Month

A format string vulnerability in a binary of the Zyxel NBG-418N v2 firmware versions prior to V1.00(AARP.14)C0 could allow a remote authenticated attacker to cause denial-of-service (DoS) conditions. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity.

Information Disclosure Zyxel Nbg 418N Firmware
NVD
CVSS 3.1
6.5
EPSS
0.8%
CVE-2023-22922 May 01, 17:15 HIGH PATCH This Week

A buffer overflow vulnerability in the Zyxel NBG-418N v2 firmware versions prior to V1.00(AARP.14)C0 could allow a remote unauthenticated attacker to cause DoS conditions by sending crafted packets. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Buffer Copy without Size Check vulnerability could allow attackers to overflow a buffer to corrupt adjacent memory.

Buffer Overflow Zyxel Nbg 418N Firmware
NVD
CVSS 3.1
7.5
EPSS
0.9%
CVE-2023-22921 May 01, 17:15 HIGH PATCH This Week

A cross-site scripting (XSS) vulnerability in the Zyxel NBG-418N v2 firmware versions prior to V1.00(AARP.14)C0 could allow a remote authenticated attacker with administrator privileges to store. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, low attack complexity.

XSS Zyxel Nbg 418N Firmware
NVD
CVSS 3.1
7.5
EPSS
0.5%
CVE-2023-22919 May 01, 17:15 HIGH PATCH This Week

The post-authentication command injection vulnerability in the Zyxel NBG6604 firmware version V1.01(ABIR.0)C0 could allow an authenticated attacker to execute some OS commands remotely by sending a. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. This OS Command Injection vulnerability could allow attackers to execute arbitrary operating system commands on the host.

Command Injection Zyxel Nbg6604 Firmware
NVD
CVSS 3.1
8.8
EPSS
1.6%
CVE-2023-28770 Apr 27, 09:15 HIGH POC THREAT Act Now

The sensitive information exposure vulnerability in the CGI “Export_Log” and the binary “zcmd” in Zyxel DX5401-B0 firmware versions prior to V5.17(ABYO.1)C0 could allow a remote unauthenticated. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Information Disclosure Zyxel Dx5401 B0 Firmware
NVD
CVSS 3.1
7.5
EPSS
57.8%
CVE-2023-28769 Apr 27, 09:15 CRITICAL POC Emergency

The buffer overflow vulnerability in the library “libclinkc.so” of the web server “zhttpd” in Zyxel DX5401-B0 firmware versions prior to V5.17(ABYO.1)C0 could allow a remote unauthenticated attacker. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Buffer Overflow Zyxel Dx5401 B0 Firmware
NVD
CVSS 3.1
9.8
EPSS
5.4%
CVE-2023-28771 Apr 25, 02:15 CRITICAL POC KEV THREAT Emergency

Improper error message handling in Zyxel ZyWALL/USG series firmware versions 4.60 through 4.73, VPN series firmware versions 4.60 through 5.35, USG FLEX series firmware versions 4.60 through 5.35,. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Command Injection Zyxel Zywall Usg 100 Firmware Atp200 Firmware Atp500 Firmware +16
NVD
CVSS 3.1
9.8
EPSS
99.3%
CVE-2023-27991 Apr 24, 18:15 HIGH This Week

The post-authentication command injection vulnerability in the CLI command of Zyxel ATP series firmware versions 4.32 through 5.35, USG FLEX series firmware versions 4.50 through 5.35, USG FLEX 50(W). Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Command Injection Zyxel Usg 20W Vpn Firmware Atp200 Firmware Atp500 Firmware +16
NVD
CVSS 3.1
8.8
EPSS
1.5%
CVE-2023-27990 Apr 24, 18:15 MEDIUM This Month

The cross-site scripting (XSS) vulnerability in Zyxel ATP series firmware versions 4.32 through 5.35, USG FLEX series firmware versions 4.50 through 5.35, USG FLEX 50(W) firmware versions 4.16. Rated medium severity (CVSS 4.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

XSS Zyxel Usg 20W Vpn Firmware Atp200 Firmware Atp500 Firmware +16
NVD
CVSS 3.1
4.8
EPSS
0.3%
CVE-2023-22918 Apr 24, 18:15 MEDIUM PATCH This Month

A post-authentication information exposure vulnerability in the CGI program of Zyxel ATP series firmware versions 4.32 through 5.35, USG FLEX series firmware versions 4.50 through 5.35, USG FLEX. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity.

Information Disclosure Zyxel Nwa50Ax Firmware Nwa50Ax Pro Firmware Nwa55Axe Firmware +48
NVD
CVSS 3.1
6.5
EPSS
0.8%
CVE-2023-22917 Apr 24, 17:15 HIGH This Week

A buffer overflow vulnerability in the “sdwan_iface_ipc” binary of Zyxel ATP series firmware versions 5.10 through 5.32, USG FLEX series firmware versions 5.00 through 5.32, USG FLEX 50(W) firmware. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Buffer Overflow Zyxel Usg 20W Vpn Firmware Atp200 Firmware Atp500 Firmware +15
NVD
CVSS 3.1
7.5
EPSS
0.9%
CVE-2023-22916 Apr 24, 17:15 HIGH This Week

The configuration parser of Zyxel ATP series firmware versions 5.10 through 5.35, USG FLEX series firmware versions 5.00 through 5.35, USG FLEX 50(W) firmware versions 5.10 through 5.35, USG20(W)-VPN. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Information Disclosure Zyxel Usg 20W Vpn Firmware Atp200 Firmware Atp500 Firmware +15
NVD
CVSS 3.1
8.1
EPSS
0.7%
CVE-2023-22915 Apr 24, 17:15 HIGH This Week

A buffer overflow vulnerability in the “fbwifi_forward.cgi” CGI program of Zyxel USG FLEX series firmware versions 4.50 through 5.35, USG FLEX 50(W) firmware versions 4.30 through 5.35, USG20(W)-VPN. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Buffer Overflow Zyxel Usg 20W Vpn Firmware Vpn50 Firmware Vpn100 Firmware +9
NVD
CVSS 3.1
7.5
EPSS
1.1%
CVE-2023-22914 Apr 24, 17:15 HIGH This Week

A path traversal vulnerability in the “account_print.cgi” CGI program of Zyxel USG FLEX series firmware versions 4.50 through 5.35, and VPN series firmware versions 4.30 through 5.35, which could. Rated high severity (CVSS 7.2), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Path Traversal Zyxel Vpn50 Firmware Vpn100 Firmware Vpn300 Firmware +8
NVD
CVSS 3.1
7.2
EPSS
1.0%
CVE-2023-22913 Apr 24, 17:15 HIGH This Week

A post-authentication command injection vulnerability in the “account_operator.cgi” CGI program of Zyxel USG FLEX series firmware versions 4.50 through 5.35, and VPN series firmware versions 4.30. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Command Injection Zyxel Vpn50 Firmware Vpn100 Firmware Vpn300 Firmware +8
NVD
CVSS 3.1
8.1
EPSS
1.3%
CVE-2023-22920 Feb 21, 16:15 CRITICAL Act Now

A security misconfiguration vulnerability exists in the Zyxel LTE3316-M604 firmware version V2.00(ABMP.6)C0 due to a factory default misconfiguration intended for testing purposes. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Zyxel Lte3202 M437 Firmware Lte3316 M604 Firmware
NVD
CVSS 3.1
9.8
EPSS
0.8%
CVE-2022-38546 Dec 21, 02:15 CRITICAL Act Now

A DNS misconfiguration was found in Zyxel NBG7510 firmware versions prior to V1.00(ABZY.3)C0, which could allow an unauthenticated attacker to access the DNS server when the device is switched to the. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Zyxel Nbg7510 Firmware
NVD
CVSS 3.1
9.8
EPSS
0.6%
CVE-2022-40603 Dec 06, 02:15 MEDIUM This Month

A cross-site scripting (XSS) vulnerability in the CGI program of Zyxel ZyWALL/USG series firmware versions 4.30 through 4.72, VPN series firmware versions 4.30 through 5.31, USG FLEX series firmware. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

XSS Zyxel Atp200 Firmware Atp500 Firmware Atp800 Firmware +16
NVD VulDB
CVSS 3.1
6.1
EPSS
0.4%
CVE-2022-40602 Nov 22, 02:15 CRITICAL PATCH Act Now

A flaw in the Zyxel LTE3301-M209 firmware verisons prior to V1.00(ABLG.6)C0 could allow a remote attacker to access the device using an improper pre-configured password if the remote administration. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Improper Authentication vulnerability could allow attackers to bypass authentication mechanisms to gain unauthorized access.

Authentication Bypass Zyxel Lte3301 M209 Firmware
NVD VulDB
CVSS 3.1
9.8
EPSS
1.0%
CVE-2022-34746 Sep 20, 02:15 MEDIUM PATCH This Month

An insufficient entropy vulnerability caused by the improper use of randomness sources with low entropy for RSA key pair generation was found in Zyxel GS1900 series firmware versions prior to V2.70. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required.

Information Disclosure Zyxel Gs1900 10Hp Firmware Gs1900 8 Firmware Gs1900 24 Firmware +7
NVD
CVSS 3.1
5.9
EPSS
0.3%
CVE-2022-34747 Sep 06, 02:15 CRITICAL PATCH Act Now

A format string vulnerability in Zyxel NAS326 firmware versions prior to V5.21(AAZF.12)C0 could allow an attacker to achieve unauthorized remote code execution via a crafted UDP packet. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

RCE Zyxel Nas326 Firmware
NVD
CVSS 3.1
9.8
EPSS
1.5%
CVE-2022-0823 Jun 09, 16:15 MEDIUM PATCH This Month

An improper control of interaction frequency vulnerability in Zyxel GS1200 series switches could allow a local attacker to guess the password by using a timing side-channel attack. Rated medium severity (CVSS 6.2), this vulnerability is no authentication required, low attack complexity.

Information Disclosure Zyxel Gs1200 5 Firmware Gs1200 5Hp Firmware Gs1200 8 Firmware +1
NVD
CVSS 3.1
6.2
EPSS
0.2%
CVE-2022-26532 May 24, 06:15 HIGH This Week

A argument injection vulnerability in the 'packet-trace' CLI command of Zyxel USG/ZyWALL series firmware versions 4.09 through 4.71, USG FLEX series firmware versions 4.50 through 5.21, ATP series. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.

Code Injection Zyxel Nwa50Ax Firmware Nwa55Axe Firmware Nwa90Ax Firmware +62
NVD
CVSS 3.1
7.8
EPSS
4.8%
CVE-2022-26531 May 24, 06:15 HIGH This Week

Multiple improper input validation flaws were identified in some CLI commands of Zyxel USG/ZyWALL series firmware versions 4.09 through 4.71, USG FLEX series firmware versions 4.50 through 5.21, ATP. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.

Buffer Overflow Zyxel Nwa50Ax Firmware Nwa55Axe Firmware Nwa90Ax Firmware +62
NVD
CVSS 3.1
7.8
EPSS
5.8%
CVE-2022-0910 May 24, 03:15 MEDIUM This Month

A downgrade from two-factor authentication to one-factor authentication vulnerability in the CGI program of Zyxel USG/ZyWALL series firmware versions 4.32 through 4.71, USG FLEX series firmware. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Authentication Bypass Zyxel Usg2200 Firmware Usg 20W Firmware Usg 40 Firmware +29
NVD
CVSS 3.1
6.5
EPSS
0.7%
CVE-2022-0734 May 24, 03:15 MEDIUM This Month

A cross-site scripting vulnerability was identified in the CGI program of Zyxel USG/ZyWALL series firmware versions 4.35 through 4.70, USG FLEX series firmware versions 4.50 through 5.20, ATP series. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

XSS Zyxel Usg2200 Firmware Usg 20W Firmware Usg 40 Firmware +29
NVD
CVSS 3.1
6.1
EPSS
8.4%
CVE-2022-30525 May 12, 14:15 CRITICAL POC KEV THREAT Emergency

A OS command injection vulnerability in the CGI program of Zyxel USG FLEX 100(W) firmware versions 5.00 through 5.21 Patch 1, USG FLEX 200 firmware versions 5.00 through 5.21 Patch 1, USG FLEX 500. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Command Injection Zyxel Atp200 Firmware Atp500 Firmware Atp800 Firmware +13
NVD Exploit-DB
CVSS 3.1
9.8
EPSS
99.9%
CVE-2022-26414 Apr 11, 13:15 MEDIUM This Month

A potential buffer overflow vulnerability was identified in some internal functions of Zyxel VMG3312-T20A firmware version 5.30(ABFX.5)C0, which could be exploited by a local authenticated attacker. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. No vendor patch available.

Buffer Overflow Denial Of Service Zyxel Emg3525 T50b Firmware Emg5523 T50b Firmware +30
NVD
CVSS 3.1
5.5
EPSS
0.2%
CVE-2022-26413 Apr 11, 13:15 HIGH This Week

A command injection vulnerability in the CGI program of Zyxel VMG3312-T20A firmware version 5.30(ABFX.5)C0 could allow a local authenticated attacker to execute arbitrary OS commands on a vulnerable. Rated high severity (CVSS 8.0), this vulnerability is low attack complexity. No vendor patch available.

Command Injection Zyxel Emg3525 T50b Firmware Emg5523 T50b Firmware Emg6726 B10a Firmware +29
NVD
CVSS 3.1
8.0
EPSS
0.7%
CVE-2022-0556 Apr 11, 12:15 HIGH This Week

A local privilege escalation vulnerability caused by incorrect permission assignment in some directories of the Zyxel AP Configurator (ZAC) version 1.1.4, which could allow an attacker to execute. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.

Privilege Escalation RCE Zyxel Zyxel Ap Configurator
NVD
CVSS 3.1
7.8
EPSS
0.3%
CVE-2022-0342 Mar 28, 13:15 CRITICAL POC THREAT Act Now

An authentication bypass vulnerability in the CGI program of Zyxel USG/ZyWALL series firmware versions 4.20 through 4.70, USG FLEX series firmware versions 4.50 through 5.20, ATP series firmware. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Zyxel Zywall 110 Firmware Zywall 1100 Firmware Zywall 310 Firmware +20
NVD
CVSS 3.1
9.8
EPSS
84.8%
CVE-2021-35035 Dec 29, 13:15 MEDIUM This Month

A cleartext storage of sensitive information vulnerability in the Zyxel NBG6604 firmware could allow a remote, authenticated attacker to obtain sensitive information from the configuration file. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Information Disclosure Zyxel Nbg6604 Firmware
NVD
CVSS 3.1
6.5
EPSS
0.6%
CVE-2021-35034 Dec 29, 13:15 CRITICAL Act Now

An insufficient session expiration vulnerability in the CGI program of the Zyxel NBG6604 firmware could allow a remote attacker to access the device if the correct token can be intercepted. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Information Disclosure Zyxel Nbg6604 Firmware
NVD
CVSS 3.1
9.1
EPSS
1.0%
CVE-2021-35032 Dec 28, 11:15 HIGH PATCH This Week

A vulnerability in the 'libsal.so' of the Zyxel GS1900 series firmware version 2.60 could allow an authenticated local user to execute arbitrary OS commands via a crafted function call. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This OS Command Injection vulnerability could allow attackers to execute arbitrary operating system commands on the host.

Command Injection Zyxel Gs1900 10Hp Firmware Gs1900 8 Firmware Gs1900 24 Firmware +9
NVD
CVSS 3.1
7.8
EPSS
0.2%
CVE-2021-35031 Dec 28, 11:15 HIGH PATCH This Week

A vulnerability in the TFTP client of Zyxel GS1900 series firmware, XGS1210 series firmware, and XGS1250 series firmware, which could allow an authenticated LAN user to execute arbitrary OS commands. Rated high severity (CVSS 8.0), this vulnerability is low attack complexity. This OS Command Injection vulnerability could allow attackers to execute arbitrary operating system commands on the host.

Command Injection Zyxel Gs1900 10Hp Firmware Gs1900 8 Firmware Gs1900 24 Firmware +11
NVD
CVSS 3.1
8.0
EPSS
0.5%
CVE-2021-35033 Nov 23, 22:15 HIGH POC This Week

A vulnerability in specific versions of Zyxel NBG6818, NBG7815, WSQ20, WSQ50, WSQ60, and WSR30 firmware with pre-configured password management could allow an attacker to obtain root access of the. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.

Information Disclosure Zyxel Nbg6818 Firmware Nbg7815 Firmware Wsq20 Firmware +3
NVD
CVSS 3.1
7.8
EPSS
0.4%
CVE-2021-35028 Sep 29, 11:15 HIGH PATCH This Week

A command injection vulnerability in the CGI program of the Zyxel VPN2S firmware version 1.12 could allow an authenticated, local user to execute arbitrary OS commands. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This OS Command Injection vulnerability could allow attackers to execute arbitrary operating system commands on the host.

Command Injection Zyxel Zywall Vpn2S Firmware
NVD
CVSS 3.1
7.8
EPSS
0.3%
CVE-2021-35027 Sep 29, 11:15 HIGH PATCH This Week

A directory traversal vulnerability in the web server of the Zyxel VPN2S firmware version 1.12 could allow a remote attacker to gain access to sensitive information. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

Path Traversal Zyxel Zywall Vpn2S Firmware
NVD
CVSS 3.1
7.5
EPSS
2.0%
CVE-2021-35030 Jul 26, 12:15 MEDIUM PATCH This Month

A vulnerability was found in the CGI program in Zyxel GS1900-8 firmware version V2.60, that did not properly sterilize packet contents and could allow an authenticated, local user to perform a. Rated medium severity (CVSS 4.3), this vulnerability is low attack complexity. This Cross-Site Scripting (XSS) vulnerability could allow attackers to inject malicious scripts into web pages viewed by other users.

XSS Zyxel Gs1900 10Hp Firmware Gs1900 8 Firmware Gs1900 24 Firmware +9
NVD
CVSS 3.1
4.3
EPSS
0.3%
CVE-2021-35029 Jul 02, 11:15 CRITICAL Act Now

An authentication bypasss vulnerability in the web-based management interface of Zyxel USG/Zywall series firmware versions 4.35 through 4.64 and USG Flex, ATP, and VPN series firmware versions 4.35. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Zyxel Usg50 Firmware Zywall 110 Firmware Zywall 1100 Firmware +34
NVD
CVSS 3.1
9.8
EPSS
2.3%
CVE-2021-3297 Jan 26, 18:16 HIGH POC THREAT This Week

On Zyxel NBG2105 V1.00(AAGU.2)C0 devices, setting the login cookie to 1 provides administrator access. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.

Authentication Bypass Zyxel Nbg2105 Firmware
NVD GitHub
CVSS 3.1
7.8
EPSS
20.5%
CVE-2020-29299 Dec 27, 06:15 HIGH This Week

Certain Zyxel products allow command injection by an admin via an input string to chg_exp_pwd during a password-change action. Rated high severity (CVSS 7.2), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Command Injection Zyxel Zld Vpn Orchestrator Nsg Firmware +1
NVD
CVSS 3.1
7.2
EPSS
2.3%
CVE-2020-29583 Dec 22, 22:15 CRITICAL POC KEV THREAT Act Now

Firmware version 4.60 of Zyxel USG devices contains an undocumented account (zyfwp) with an unchangeable password. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Information Disclosure Zyxel Usg2200 Firmware Atp200 Firmware Atp500 Firmware +27
NVD
CVSS 3.1
9.8
EPSS
90.0%
CVE-2020-20183 Dec 14, 20:15 HIGH This Week

Insecure direct object reference vulnerability in Zyxel’s P1302-T10 v3 with firmware version 2.00(ABBX.3) and earlier allows attackers to gain privileges and access certain admin pages. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Zyxel P1302 T10 V3 Firmware
NVD
CVSS 3.1
7.5
EPSS
1.0%
CVE-2020-25014 Nov 27, 18:15 CRITICAL Act Now

A stack-based buffer overflow in fbwifi_continue.cgi on Zyxel UTM and VPN series of gateways running firmware version V4.30 through to V4.55 allows remote unauthenticated attackers to execute. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RCE Buffer Overflow Memory Corruption Zyxel Zld +1
NVD
CVSS 3.1
9.8
EPSS
4.3%
CVE-2020-24355 Sep 02, 12:15 CRITICAL POC Act Now

Zyxel VMG5313-B30B router on firmware 5.13(ABCJ.6)b3_1127, and possibly older versions of firmware are affected by insecure permissions which allows regular and other users to create new users with. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Information Disclosure Zyxel Vmg5313 B30B Firmware
NVD
CVSS 3.1
9.8
EPSS
2.2%
CVE-2020-24354 Aug 31, 18:15 HIGH POC This Week

Zyxel VMG5313-B30B router on firmware 5.13(ABCJ.6)b3_1127, and possibly older versions of firmware are affected by shell injection. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Command Injection Zyxel Vmg5313 B30B Firmware
NVD
CVSS 3.1
8.8
EPSS
1.3%
CVE-2020-13365 Aug 06, 17:15 HIGH This Week

Certain Zyxel products have a locally accessible binary that allows a non-root user to generate a password for an undocumented user account that can be used for a TELNET session as root. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Authentication Bypass Zyxel Nas326 Firmware Nas520 Firmware Nas540 Firmware +1
NVD
CVSS 3.1
8.8
EPSS
1.0%
CVE-2020-13364 Aug 06, 17:15 HIGH This Week

A backdoor in certain Zyxel products allows remote TELNET access via a CGI script. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Information Disclosure Zyxel Nas326 Firmware Nas520 Firmware Nas540 Firmware +1
NVD
CVSS 3.1
8.8
EPSS
1.2%
CVE-2020-15324 Jun 29, 16:15 CRITICAL POC Act Now

Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has a world-readable axess/opt/axXMPPHandler/config/xmpp_config.py file that stores hardcoded credentials. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Authentication Bypass Zyxel Cloud Cnm Secumanager
NVD
CVSS 3.1
9.8
EPSS
1.2%
CVE-2020-15323 Jun 29, 16:15 CRITICAL POC Act Now

Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has the cloud1234 password for the a1@chopin account default credentials. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Authentication Bypass Zyxel Cloudcnm Secumanager
NVD
CVSS 3.1
9.8
EPSS
1.2%
CVE-2020-15322 Jun 29, 16:15 CRITICAL POC Act Now

Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has the wbboEZ4BN3ssxAfM hardcoded password for the debian-sys-maint account. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Authentication Bypass Debian Zyxel Cloudcnm Secumanager
NVD
CVSS 3.1
9.8
EPSS
1.2%
CVE-2020-15321 Jun 29, 16:15 CRITICAL POC Act Now

Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has the axzyxel password for the livedbuser account. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Authentication Bypass Zyxel Cloudcnm Secumanager
NVD
CVSS 3.1
9.8
EPSS
1.2%
CVE-2020-15320 Jun 29, 16:15 CRITICAL POC Act Now

Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has the axiros password for the root account. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Authentication Bypass Zyxel Cloudcnm Secumanager
NVD
CVSS 3.1
9.8
EPSS
1.2%
CVE-2020-15319 Jun 29, 16:15 MEDIUM POC This Month

Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has a hardcoded RSA SSH key for the root account within the /opt/mysql chroot directory tree. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and no vendor patch available.

Authentication Bypass Zyxel Cloudcnm Secumanager
NVD
CVSS 3.1
5.9
EPSS
1.0%
CVE-2020-15318 Jun 29, 16:15 MEDIUM POC This Month

Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has a hardcoded DSA SSH key for the root account within the /opt/mysql chroot directory tree. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and no vendor patch available.

Authentication Bypass Zyxel Cloudcnm Secumanager
NVD
CVSS 3.1
5.9
EPSS
1.0%
CVE-2020-15317 Jun 29, 16:15 MEDIUM POC This Month

Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has a hardcoded RSA SSH key for the root account within the /opt/axess chroot directory tree. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and no vendor patch available.

Authentication Bypass Zyxel Cloudcnm Secumanager
NVD
CVSS 3.1
5.9
EPSS
1.0%
CVE-2020-15316 Jun 29, 16:15 MEDIUM POC This Month

Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has a hardcoded ECDSA SSH key for the root account within the /opt/axess chroot directory tree. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and no vendor patch available.

Authentication Bypass Zyxel Cloudcnm Secumanager
NVD
CVSS 3.1
5.9
EPSS
1.0%
CVE-2020-15315 Jun 29, 16:15 MEDIUM POC This Month

Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has a hardcoded DSA SSH key for the root account within the /opt/axess chroot directory tree. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and no vendor patch available.

Authentication Bypass Zyxel Cloudcnm Secumanager
NVD
CVSS 3.1
5.9
EPSS
1.0%
CVE-2020-15314 Jun 29, 15:15 MEDIUM POC This Month

Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has a hardcoded RSA SSH key for the root account. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and no vendor patch available.

Authentication Bypass Zyxel Cloudcnm Secumanager
NVD
CVSS 3.1
5.9
EPSS
1.0%
CVE-2020-15313 Jun 29, 15:15 MEDIUM POC This Month

Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has a hardcoded ECDSA SSH key for the root account. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and no vendor patch available.

Authentication Bypass Zyxel Cloudcnm Secumanager
NVD
CVSS 3.1
5.9
EPSS
1.0%
CVE-2020-15312 Jun 29, 15:15 MEDIUM POC This Month

Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has a hardcoded DSA SSH key for the root account. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and no vendor patch available.

Authentication Bypass Zyxel Cloudcnm Secumanager
NVD
CVSS 3.1
5.9
EPSS
1.0%
CVE-2020-15336 Jun 26, 15:15 HIGH This Week

Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has no authentication for /cnr requests. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Zyxel Cloudcnm Secumanager
NVD
CVSS 3.1
7.5
EPSS
0.9%
CVE-2020-15335 Jun 26, 15:15 HIGH This Week

Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has no authentication for /registerCpe requests. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Zyxel Cloudcnm Secumanager
NVD
CVSS 3.1
7.5
EPSS
0.9%
CVE-2020-15348 Jun 26, 14:15 CRITICAL POC Act Now

Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 allows use of live/CPEManager/AXCampaignManager/delete_cpes_by_ids?cpe_ids= for eval injection of Python code. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

RCE Python Code Injection Zyxel Cloud Cnm Secumanager
NVD
CVSS 3.1
9.8
EPSS
1.8%
CVE-2020-14461 Jun 22, 13:15 HIGH POC This Week

Zyxel Armor X1 WAP6806 1.00(ABAL.6)C0 devices allow Directory Traversal via the images/eaZy/ URI. Rated high severity (CVSS 8.6), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Path Traversal Zyxel Wap6806 Firmware
NVD Exploit-DB
CVSS 3.1
8.6
EPSS
9.5%
CVE-2020-12695 Jun 08, 17:15 HIGH This Week

The Open Connectivity Foundation UPnP specification before 2020-04-17 does not forbid the acceptance of a subscription request with a delivery URL on a different network segment than the fully. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.

Privilege Escalation D-Link TP-Link Microsoft Cisco +234
NVD GitHub
CVSS 3.1
7.5
EPSS
15.2%
CVE-2020-9054 Mar 04, 20:15 CRITICAL POC KEV THREAT Act Now

Multiple ZyXEL network-attached storage (NAS) devices running firmware version 5.21 contain a pre-authentication command injection vulnerability, which may allow a remote, unauthenticated attacker to. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

RCE Command Injection Zyxel Usg2200 Firmware Nas326 Firmware +25
NVD
CVSS 3.1
9.8
EPSS
100.0%
CVE-2019-15804 Nov 14, 21:15 HIGH POC This Week

An issue was discovered on Zyxel GS1900 devices with firmware before 2.50(AAHH.0)C0. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Information Disclosure Zyxel Gs1900 10Hp Firmware Gs1900 8 Firmware Gs1900 24 Firmware +6
NVD
CVSS 3.1
7.5
EPSS
0.9%
CVE-2019-15803 Nov 14, 21:15 CRITICAL POC Act Now

An issue was discovered on Zyxel GS1900 devices with firmware before 2.50(AAHH.0)C0. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Authentication Bypass Zyxel Gs1900 10Hp Firmware Gs1900 8 Firmware Gs1900 24 Firmware +6
NVD
CVSS 3.1
9.1
EPSS
1.3%
CVE-2019-15802 Nov 14, 21:15 MEDIUM POC This Month

An issue was discovered on Zyxel GS1900 devices with firmware before 2.50(AAHH.0)C0. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and no vendor patch available.

Authentication Bypass Zyxel Gs1900 10Hp Firmware Gs1900 8 Firmware Gs1900 24 Firmware +6
NVD
CVSS 3.1
5.9
EPSS
1.5%
CVE-2019-15801 Nov 14, 21:15 HIGH POC This Week

An issue was discovered on Zyxel GS1900 devices with firmware before 2.50(AAHH.0)C0. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Authentication Bypass Zyxel Gs1900 10Hp Firmware Gs1900 8 Firmware Gs1900 24 Firmware +6
NVD
CVSS 3.1
7.5
EPSS
1.5%
CVE-2019-15800 Nov 14, 21:15 CRITICAL POC Act Now

An issue was discovered on Zyxel GS1900 devices with firmware before 2.50(AAHH.0)C0. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

RCE Command Injection Zyxel Gs1900 10Hp Firmware Gs1900 8 Firmware +7
NVD
CVSS 3.1
9.8
EPSS
3.9%
CVE-2019-15799 Nov 14, 21:15 HIGH POC This Week

An issue was discovered on Zyxel GS1900 devices with firmware before 2.50(AAHH.0)C0. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Privilege Escalation Zyxel Gs1900 10Hp Firmware Gs1900 8 Firmware Gs1900 24 Firmware +6
NVD
CVSS 3.1
8.8
EPSS
2.3%
CVE-2019-15815 Nov 12, 18:15 MEDIUM PATCH This Month

ZyXEL P-1302-T10D v3 devices with firmware version 2.00(ABBX.3) and earlier do not properly enforce access control and could allow an unauthorized user to access certain pages that require admin. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity.

Authentication Bypass Zyxel 2 00 Abbx 3
NVD
CVSS 3.1
6.5
EPSS
0.8%
CVE-2019-17354 Oct 09, 12:15 CRITICAL Act Now

wan.htm page on Zyxel NBG-418N v2 with firmware version V1.00(AARP.9)C0 can be accessed directly without authentication, which can lead to disclosure of information about the WAN, and can also be. Rated critical severity (CVSS 9.4), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Zyxel Nbg 418N V2 Firmware
NVD GitHub
CVSS 3.1
9.4
EPSS
1.4%
EPSS 0% CVSS 6.5
MEDIUM PATCH This Month

Improper frame handling in the Zyxel XGS2220-30 firmware version V4.80(ABXN.1), XMG1930-30 firmware version V4.80(ACAR.1), and XS1930-10 firmware version V4.80(ABQE.1) could allow an unauthenticated. Rated medium severity (CVSS 6.5), this vulnerability is no authentication required, low attack complexity.

Information Disclosure Zyxel Xs1930 10 Firmware +10
NVD
EPSS 1% CVSS 8.0
HIGH This Week

A command injection vulnerability in the access point (AP) management feature of the Zyxel ATP series firmware versions 5.00 through 5.36 Patch 2, USG FLEX series firmware versions 5.00 through 5.36. Rated high severity (CVSS 8.0), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Command Injection Zyxel Zywall Vpn 50 Firmware +23
NVD
EPSS 0% CVSS 6.5
MEDIUM This Month

A buffer overflow vulnerability in the Zyxel ATP series firmware versions 4.32 through 5.36 Patch 2, USG FLEX series firmware versions 4.50 through 5.36 Patch 2, USG FLEX 50(W) series firmware. Rated medium severity (CVSS 6.5), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Buffer Overflow Denial Of Service Zyxel +24
NVD
EPSS 1% CVSS 8.8
HIGH This Week

A command injection vulnerability in the Free Time WiFi hotspot feature of the Zyxel USG FLEX series firmware versions 4.50 through 5.36 Patch 2 and VPN series firmware versions 4.20 through 5.36. Rated high severity (CVSS 8.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Command Injection Zyxel Zywall Vpn 50 Firmware +14
NVD
EPSS 1% CVSS 8.0
HIGH This Week

A command injection vulnerability in the hotspot management feature of the Zyxel ATP series firmware versions 4.60 through 5.36 Patch 2, USG FLEX series firmware versions 4.60 through 5.36 Patch 2,. Rated high severity (CVSS 8.0), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Command Injection Zyxel Zywall Vpn 50 Firmware +21
NVD
EPSS 10% CVSS 8.8
HIGH POC THREAT Act Now

A command injection vulnerability in the configuration parser of the Zyxel ATP series firmware versions 5.10 through 5.36 Patch 2, USG FLEX series firmware versions 5.00 through 5.36 Patch 2, USG. Rated high severity (CVSS 8.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Command Injection Zyxel Zywall Vpn 50 Firmware +21
NVD GitHub
EPSS 0% CVSS 8.8
HIGH This Week

A format string vulnerability in the Zyxel ATP series firmware versions 5.10 through 5.36 Patch 2, USG FLEX series firmware versions 5.00 through 5.36 Patch 2, USG FLEX 50(W) series firmware versions. Rated high severity (CVSS 8.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Information Disclosure Zyxel Zywall Vpn 50 Firmware +21
NVD
EPSS 0% CVSS 8.8
HIGH This Week

The configuration parser fails to sanitize user-controlled input in the Zyxel ATP series firmware versions 5.10 through 5.36, USG FLEX series firmware versions 5.00 through 5.36, USG FLEX 50(W). Rated high severity (CVSS 8.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Command Injection Zyxel Zywall Vpn 50 Firmware +21
NVD
EPSS 84% CVSS 9.8
CRITICAL KEV PATCH THREAT Act Now

The pre-authentication command injection vulnerability in the Zyxel NAS326 firmware versions prior to V5.21(AAZF.14)C0, NAS540 firmware versions prior to V5.21(AATB.11)C0, and NAS542 firmware. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This OS Command Injection vulnerability could allow attackers to execute arbitrary operating system commands on the host.

Command Injection Zyxel Nas326 Firmware +2
NVD
EPSS 1% CVSS 6.5
MEDIUM PATCH This Month

A buffer overflow vulnerability in the CGI program of the Zyxel NR7101 firmware versions prior to V1.00(ABUV.8)C0 could allow a remote authenticated attacker to cause denial of service (DoS). Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. This Buffer Copy without Size Check vulnerability could allow attackers to overflow a buffer to corrupt adjacent memory.

Buffer Overflow Denial Of Service Zyxel +4
NVD
EPSS 1% CVSS 7.2
HIGH PATCH This Week

The post-authentication command injection vulnerability in the Zyxel NAS326 firmware versions prior to V5.21(AAZF.13)C0 could allow an authenticated attacker with administrator privileges to execute. Rated high severity (CVSS 7.2), this vulnerability is remotely exploitable, low attack complexity. This OS Command Injection vulnerability could allow attackers to execute arbitrary operating system commands on the host.

Command Injection Zyxel Nas326 Firmware +2
NVD
EPSS 29% CVSS 9.8
CRITICAL KEV THREAT Act Now

A buffer overflow vulnerability in the ID processing function in Zyxel ATP series firmware versions 4.32 through 5.36 Patch 1, USG FLEX series firmware versions 4.50 through 5.36 Patch 1, USG FLEX. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RCE Buffer Overflow Zyxel +23
NVD
EPSS 28% CVSS 9.8
CRITICAL KEV THREAT Act Now

A buffer overflow vulnerability in the notification function in Zyxel ATP series firmware versions 4.60 through 5.36 Patch 1, USG FLEX series firmware versions 4.60 through 5.36 Patch 1, USG FLEX. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RCE Buffer Overflow Zyxel +23
NVD
EPSS 1% CVSS 4.9
MEDIUM PATCH This Month

A buffer overflow vulnerability in the Zyxel NBG-418N v2 firmware versions prior to V1.00(AARP.14)C0 could allow a remote authenticated attacker with administrator privileges to cause. Rated medium severity (CVSS 4.9), this vulnerability is remotely exploitable, low attack complexity. This Buffer Copy without Size Check vulnerability could allow attackers to overflow a buffer to corrupt adjacent memory.

Buffer Overflow Zyxel Nbg 418N Firmware
NVD
EPSS 1% CVSS 6.5
MEDIUM PATCH This Month

A format string vulnerability in a binary of the Zyxel NBG-418N v2 firmware versions prior to V1.00(AARP.14)C0 could allow a remote authenticated attacker to cause denial-of-service (DoS) conditions. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity.

Information Disclosure Zyxel Nbg 418N Firmware
NVD
EPSS 1% CVSS 7.5
HIGH PATCH This Week

A buffer overflow vulnerability in the Zyxel NBG-418N v2 firmware versions prior to V1.00(AARP.14)C0 could allow a remote unauthenticated attacker to cause DoS conditions by sending crafted packets. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Buffer Copy without Size Check vulnerability could allow attackers to overflow a buffer to corrupt adjacent memory.

Buffer Overflow Zyxel Nbg 418N Firmware
NVD
EPSS 1% CVSS 7.5
HIGH PATCH This Week

A cross-site scripting (XSS) vulnerability in the Zyxel NBG-418N v2 firmware versions prior to V1.00(AARP.14)C0 could allow a remote authenticated attacker with administrator privileges to store. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, low attack complexity.

XSS Zyxel Nbg 418N Firmware
NVD
EPSS 2% CVSS 8.8
HIGH PATCH This Week

The post-authentication command injection vulnerability in the Zyxel NBG6604 firmware version V1.01(ABIR.0)C0 could allow an authenticated attacker to execute some OS commands remotely by sending a. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. This OS Command Injection vulnerability could allow attackers to execute arbitrary operating system commands on the host.

Command Injection Zyxel Nbg6604 Firmware
NVD
EPSS 58% CVSS 7.5
HIGH POC THREAT Act Now

The sensitive information exposure vulnerability in the CGI “Export_Log” and the binary “zcmd” in Zyxel DX5401-B0 firmware versions prior to V5.17(ABYO.1)C0 could allow a remote unauthenticated. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Information Disclosure Zyxel Dx5401 B0 Firmware
NVD
EPSS 5% CVSS 9.8
CRITICAL POC Emergency

The buffer overflow vulnerability in the library “libclinkc.so” of the web server “zhttpd” in Zyxel DX5401-B0 firmware versions prior to V5.17(ABYO.1)C0 could allow a remote unauthenticated attacker. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Buffer Overflow Zyxel Dx5401 B0 Firmware
NVD
EPSS 99% CVSS 9.8
CRITICAL POC KEV THREAT Emergency

Improper error message handling in Zyxel ZyWALL/USG series firmware versions 4.60 through 4.73, VPN series firmware versions 4.60 through 5.35, USG FLEX series firmware versions 4.60 through 5.35,. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Command Injection Zyxel Zywall Usg 100 Firmware +18
NVD
EPSS 2% CVSS 8.8
HIGH This Week

The post-authentication command injection vulnerability in the CLI command of Zyxel ATP series firmware versions 4.32 through 5.35, USG FLEX series firmware versions 4.50 through 5.35, USG FLEX 50(W). Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Command Injection Zyxel Usg 20W Vpn Firmware +18
NVD
EPSS 0% CVSS 4.8
MEDIUM This Month

The cross-site scripting (XSS) vulnerability in Zyxel ATP series firmware versions 4.32 through 5.35, USG FLEX series firmware versions 4.50 through 5.35, USG FLEX 50(W) firmware versions 4.16. Rated medium severity (CVSS 4.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

XSS Zyxel Usg 20W Vpn Firmware +18
NVD
EPSS 1% CVSS 6.5
MEDIUM PATCH This Month

A post-authentication information exposure vulnerability in the CGI program of Zyxel ATP series firmware versions 4.32 through 5.35, USG FLEX series firmware versions 4.50 through 5.35, USG FLEX. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity.

Information Disclosure Zyxel Nwa50Ax Firmware +50
NVD
EPSS 1% CVSS 7.5
HIGH This Week

A buffer overflow vulnerability in the “sdwan_iface_ipc” binary of Zyxel ATP series firmware versions 5.10 through 5.32, USG FLEX series firmware versions 5.00 through 5.32, USG FLEX 50(W) firmware. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Buffer Overflow Zyxel Usg 20W Vpn Firmware +17
NVD
EPSS 1% CVSS 8.1
HIGH This Week

The configuration parser of Zyxel ATP series firmware versions 5.10 through 5.35, USG FLEX series firmware versions 5.00 through 5.35, USG FLEX 50(W) firmware versions 5.10 through 5.35, USG20(W)-VPN. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Information Disclosure Zyxel Usg 20W Vpn Firmware +17
NVD
EPSS 1% CVSS 7.5
HIGH This Week

A buffer overflow vulnerability in the “fbwifi_forward.cgi” CGI program of Zyxel USG FLEX series firmware versions 4.50 through 5.35, USG FLEX 50(W) firmware versions 4.30 through 5.35, USG20(W)-VPN. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Buffer Overflow Zyxel Usg 20W Vpn Firmware +11
NVD
EPSS 1% CVSS 7.2
HIGH This Week

A path traversal vulnerability in the “account_print.cgi” CGI program of Zyxel USG FLEX series firmware versions 4.50 through 5.35, and VPN series firmware versions 4.30 through 5.35, which could. Rated high severity (CVSS 7.2), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Path Traversal Zyxel Vpn50 Firmware +10
NVD
EPSS 1% CVSS 8.1
HIGH This Week

A post-authentication command injection vulnerability in the “account_operator.cgi” CGI program of Zyxel USG FLEX series firmware versions 4.50 through 5.35, and VPN series firmware versions 4.30. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Command Injection Zyxel Vpn50 Firmware +10
NVD
EPSS 1% CVSS 9.8
CRITICAL Act Now

A security misconfiguration vulnerability exists in the Zyxel LTE3316-M604 firmware version V2.00(ABMP.6)C0 due to a factory default misconfiguration intended for testing purposes. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Zyxel Lte3202 M437 Firmware +1
NVD
EPSS 1% CVSS 9.8
CRITICAL Act Now

A DNS misconfiguration was found in Zyxel NBG7510 firmware versions prior to V1.00(ABZY.3)C0, which could allow an unauthenticated attacker to access the DNS server when the device is switched to the. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Zyxel Nbg7510 Firmware
NVD
EPSS 0% CVSS 6.1
MEDIUM This Month

A cross-site scripting (XSS) vulnerability in the CGI program of Zyxel ZyWALL/USG series firmware versions 4.30 through 4.72, VPN series firmware versions 4.30 through 5.31, USG FLEX series firmware. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

XSS Zyxel Atp200 Firmware +18
NVD VulDB
EPSS 1% CVSS 9.8
CRITICAL PATCH Act Now

A flaw in the Zyxel LTE3301-M209 firmware verisons prior to V1.00(ABLG.6)C0 could allow a remote attacker to access the device using an improper pre-configured password if the remote administration. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Improper Authentication vulnerability could allow attackers to bypass authentication mechanisms to gain unauthorized access.

Authentication Bypass Zyxel Lte3301 M209 Firmware
NVD VulDB
EPSS 0% CVSS 5.9
MEDIUM PATCH This Month

An insufficient entropy vulnerability caused by the improper use of randomness sources with low entropy for RSA key pair generation was found in Zyxel GS1900 series firmware versions prior to V2.70. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required.

Information Disclosure Zyxel Gs1900 10Hp Firmware +9
NVD
EPSS 2% CVSS 9.8
CRITICAL PATCH Act Now

A format string vulnerability in Zyxel NAS326 firmware versions prior to V5.21(AAZF.12)C0 could allow an attacker to achieve unauthorized remote code execution via a crafted UDP packet. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

RCE Zyxel Nas326 Firmware
NVD
EPSS 0% CVSS 6.2
MEDIUM PATCH This Month

An improper control of interaction frequency vulnerability in Zyxel GS1200 series switches could allow a local attacker to guess the password by using a timing side-channel attack. Rated medium severity (CVSS 6.2), this vulnerability is no authentication required, low attack complexity.

Information Disclosure Zyxel Gs1200 5 Firmware +3
NVD
EPSS 5% CVSS 7.8
HIGH This Week

A argument injection vulnerability in the 'packet-trace' CLI command of Zyxel USG/ZyWALL series firmware versions 4.09 through 4.71, USG FLEX series firmware versions 4.50 through 5.21, ATP series. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.

Code Injection Zyxel Nwa50Ax Firmware +64
NVD
EPSS 6% CVSS 7.8
HIGH This Week

Multiple improper input validation flaws were identified in some CLI commands of Zyxel USG/ZyWALL series firmware versions 4.09 through 4.71, USG FLEX series firmware versions 4.50 through 5.21, ATP. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.

Buffer Overflow Zyxel Nwa50Ax Firmware +64
NVD
EPSS 1% CVSS 6.5
MEDIUM This Month

A downgrade from two-factor authentication to one-factor authentication vulnerability in the CGI program of Zyxel USG/ZyWALL series firmware versions 4.32 through 4.71, USG FLEX series firmware. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Authentication Bypass Zyxel Usg2200 Firmware +31
NVD
EPSS 8% CVSS 6.1
MEDIUM This Month

A cross-site scripting vulnerability was identified in the CGI program of Zyxel USG/ZyWALL series firmware versions 4.35 through 4.70, USG FLEX series firmware versions 4.50 through 5.20, ATP series. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

XSS Zyxel Usg2200 Firmware +31
NVD
EPSS 100% CVSS 9.8
CRITICAL POC KEV THREAT Emergency

A OS command injection vulnerability in the CGI program of Zyxel USG FLEX 100(W) firmware versions 5.00 through 5.21 Patch 1, USG FLEX 200 firmware versions 5.00 through 5.21 Patch 1, USG FLEX 500. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Command Injection Zyxel Atp200 Firmware +15
NVD Exploit-DB
EPSS 0% CVSS 5.5
MEDIUM This Month

A potential buffer overflow vulnerability was identified in some internal functions of Zyxel VMG3312-T20A firmware version 5.30(ABFX.5)C0, which could be exploited by a local authenticated attacker. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. No vendor patch available.

Buffer Overflow Denial Of Service Zyxel +32
NVD
EPSS 1% CVSS 8.0
HIGH This Week

A command injection vulnerability in the CGI program of Zyxel VMG3312-T20A firmware version 5.30(ABFX.5)C0 could allow a local authenticated attacker to execute arbitrary OS commands on a vulnerable. Rated high severity (CVSS 8.0), this vulnerability is low attack complexity. No vendor patch available.

Command Injection Zyxel Emg3525 T50b Firmware +31
NVD
EPSS 0% CVSS 7.8
HIGH This Week

A local privilege escalation vulnerability caused by incorrect permission assignment in some directories of the Zyxel AP Configurator (ZAC) version 1.1.4, which could allow an attacker to execute. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.

Privilege Escalation RCE Zyxel +1
NVD
EPSS 85% CVSS 9.8
CRITICAL POC THREAT Act Now

An authentication bypass vulnerability in the CGI program of Zyxel USG/ZyWALL series firmware versions 4.20 through 4.70, USG FLEX series firmware versions 4.50 through 5.20, ATP series firmware. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Zyxel Zywall 110 Firmware +22
NVD
EPSS 1% CVSS 6.5
MEDIUM This Month

A cleartext storage of sensitive information vulnerability in the Zyxel NBG6604 firmware could allow a remote, authenticated attacker to obtain sensitive information from the configuration file. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Information Disclosure Zyxel Nbg6604 Firmware
NVD
EPSS 1% CVSS 9.1
CRITICAL Act Now

An insufficient session expiration vulnerability in the CGI program of the Zyxel NBG6604 firmware could allow a remote attacker to access the device if the correct token can be intercepted. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Information Disclosure Zyxel Nbg6604 Firmware
NVD
EPSS 0% CVSS 7.8
HIGH PATCH This Week

A vulnerability in the 'libsal.so' of the Zyxel GS1900 series firmware version 2.60 could allow an authenticated local user to execute arbitrary OS commands via a crafted function call. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This OS Command Injection vulnerability could allow attackers to execute arbitrary operating system commands on the host.

Command Injection Zyxel Gs1900 10Hp Firmware +11
NVD
EPSS 0% CVSS 8.0
HIGH PATCH This Week

A vulnerability in the TFTP client of Zyxel GS1900 series firmware, XGS1210 series firmware, and XGS1250 series firmware, which could allow an authenticated LAN user to execute arbitrary OS commands. Rated high severity (CVSS 8.0), this vulnerability is low attack complexity. This OS Command Injection vulnerability could allow attackers to execute arbitrary operating system commands on the host.

Command Injection Zyxel Gs1900 10Hp Firmware +13
NVD
EPSS 0% CVSS 7.8
HIGH POC This Week

A vulnerability in specific versions of Zyxel NBG6818, NBG7815, WSQ20, WSQ50, WSQ60, and WSR30 firmware with pre-configured password management could allow an attacker to obtain root access of the. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.

Information Disclosure Zyxel Nbg6818 Firmware +5
NVD
EPSS 0% CVSS 7.8
HIGH PATCH This Week

A command injection vulnerability in the CGI program of the Zyxel VPN2S firmware version 1.12 could allow an authenticated, local user to execute arbitrary OS commands. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This OS Command Injection vulnerability could allow attackers to execute arbitrary operating system commands on the host.

Command Injection Zyxel Zywall Vpn2S Firmware
NVD
EPSS 2% CVSS 7.5
HIGH PATCH This Week

A directory traversal vulnerability in the web server of the Zyxel VPN2S firmware version 1.12 could allow a remote attacker to gain access to sensitive information. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

Path Traversal Zyxel Zywall Vpn2S Firmware
NVD
EPSS 0% CVSS 4.3
MEDIUM PATCH This Month

A vulnerability was found in the CGI program in Zyxel GS1900-8 firmware version V2.60, that did not properly sterilize packet contents and could allow an authenticated, local user to perform a. Rated medium severity (CVSS 4.3), this vulnerability is low attack complexity. This Cross-Site Scripting (XSS) vulnerability could allow attackers to inject malicious scripts into web pages viewed by other users.

XSS Zyxel Gs1900 10Hp Firmware +11
NVD
EPSS 2% CVSS 9.8
CRITICAL Act Now

An authentication bypasss vulnerability in the web-based management interface of Zyxel USG/Zywall series firmware versions 4.35 through 4.64 and USG Flex, ATP, and VPN series firmware versions 4.35. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Zyxel Usg50 Firmware +36
NVD
EPSS 21% CVSS 7.8
HIGH POC THREAT This Week

On Zyxel NBG2105 V1.00(AAGU.2)C0 devices, setting the login cookie to 1 provides administrator access. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.

Authentication Bypass Zyxel Nbg2105 Firmware
NVD GitHub
EPSS 2% CVSS 7.2
HIGH This Week

Certain Zyxel products allow command injection by an admin via an input string to chg_exp_pwd during a password-change action. Rated high severity (CVSS 7.2), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Command Injection Zyxel Zld +3
NVD
EPSS 90% CVSS 9.8
CRITICAL POC KEV THREAT Act Now

Firmware version 4.60 of Zyxel USG devices contains an undocumented account (zyfwp) with an unchangeable password. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Information Disclosure Zyxel Usg2200 Firmware +29
NVD
EPSS 1% CVSS 7.5
HIGH This Week

Insecure direct object reference vulnerability in Zyxel’s P1302-T10 v3 with firmware version 2.00(ABBX.3) and earlier allows attackers to gain privileges and access certain admin pages. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Zyxel P1302 T10 V3 Firmware
NVD
EPSS 4% CVSS 9.8
CRITICAL Act Now

A stack-based buffer overflow in fbwifi_continue.cgi on Zyxel UTM and VPN series of gateways running firmware version V4.30 through to V4.55 allows remote unauthenticated attackers to execute. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RCE Buffer Overflow Memory Corruption +3
NVD
EPSS 2% CVSS 9.8
CRITICAL POC Act Now

Zyxel VMG5313-B30B router on firmware 5.13(ABCJ.6)b3_1127, and possibly older versions of firmware are affected by insecure permissions which allows regular and other users to create new users with. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Information Disclosure Zyxel Vmg5313 B30B Firmware
NVD
EPSS 1% CVSS 8.8
HIGH POC This Week

Zyxel VMG5313-B30B router on firmware 5.13(ABCJ.6)b3_1127, and possibly older versions of firmware are affected by shell injection. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Command Injection Zyxel Vmg5313 B30B Firmware
NVD
EPSS 1% CVSS 8.8
HIGH This Week

Certain Zyxel products have a locally accessible binary that allows a non-root user to generate a password for an undocumented user account that can be used for a TELNET session as root. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Authentication Bypass Zyxel Nas326 Firmware +3
NVD
EPSS 1% CVSS 8.8
HIGH This Week

A backdoor in certain Zyxel products allows remote TELNET access via a CGI script. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Information Disclosure Zyxel Nas326 Firmware +3
NVD
EPSS 1% CVSS 9.8
CRITICAL POC Act Now

Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has a world-readable axess/opt/axXMPPHandler/config/xmpp_config.py file that stores hardcoded credentials. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Authentication Bypass Zyxel Cloud Cnm Secumanager
NVD
EPSS 1% CVSS 9.8
CRITICAL POC Act Now

Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has the cloud1234 password for the a1@chopin account default credentials. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Authentication Bypass Zyxel Cloudcnm Secumanager
NVD
EPSS 1% CVSS 9.8
CRITICAL POC Act Now

Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has the wbboEZ4BN3ssxAfM hardcoded password for the debian-sys-maint account. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Authentication Bypass Debian Zyxel +1
NVD
EPSS 1% CVSS 9.8
CRITICAL POC Act Now

Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has the axzyxel password for the livedbuser account. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Authentication Bypass Zyxel Cloudcnm Secumanager
NVD
EPSS 1% CVSS 9.8
CRITICAL POC Act Now

Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has the axiros password for the root account. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Authentication Bypass Zyxel Cloudcnm Secumanager
NVD
EPSS 1% CVSS 5.9
MEDIUM POC This Month

Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has a hardcoded RSA SSH key for the root account within the /opt/mysql chroot directory tree. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and no vendor patch available.

Authentication Bypass Zyxel Cloudcnm Secumanager
NVD
EPSS 1% CVSS 5.9
MEDIUM POC This Month

Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has a hardcoded DSA SSH key for the root account within the /opt/mysql chroot directory tree. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and no vendor patch available.

Authentication Bypass Zyxel Cloudcnm Secumanager
NVD
EPSS 1% CVSS 5.9
MEDIUM POC This Month

Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has a hardcoded RSA SSH key for the root account within the /opt/axess chroot directory tree. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and no vendor patch available.

Authentication Bypass Zyxel Cloudcnm Secumanager
NVD
EPSS 1% CVSS 5.9
MEDIUM POC This Month

Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has a hardcoded ECDSA SSH key for the root account within the /opt/axess chroot directory tree. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and no vendor patch available.

Authentication Bypass Zyxel Cloudcnm Secumanager
NVD
EPSS 1% CVSS 5.9
MEDIUM POC This Month

Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has a hardcoded DSA SSH key for the root account within the /opt/axess chroot directory tree. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and no vendor patch available.

Authentication Bypass Zyxel Cloudcnm Secumanager
NVD
EPSS 1% CVSS 5.9
MEDIUM POC This Month

Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has a hardcoded RSA SSH key for the root account. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and no vendor patch available.

Authentication Bypass Zyxel Cloudcnm Secumanager
NVD
EPSS 1% CVSS 5.9
MEDIUM POC This Month

Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has a hardcoded ECDSA SSH key for the root account. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and no vendor patch available.

Authentication Bypass Zyxel Cloudcnm Secumanager
NVD
EPSS 1% CVSS 5.9
MEDIUM POC This Month

Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has a hardcoded DSA SSH key for the root account. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and no vendor patch available.

Authentication Bypass Zyxel Cloudcnm Secumanager
NVD
EPSS 1% CVSS 7.5
HIGH This Week

Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has no authentication for /cnr requests. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Zyxel Cloudcnm Secumanager
NVD
EPSS 1% CVSS 7.5
HIGH This Week

Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has no authentication for /registerCpe requests. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Zyxel Cloudcnm Secumanager
NVD
EPSS 2% CVSS 9.8
CRITICAL POC Act Now

Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 allows use of live/CPEManager/AXCampaignManager/delete_cpes_by_ids?cpe_ids= for eval injection of Python code. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

RCE Python Code Injection +2
NVD
EPSS 10% CVSS 8.6
HIGH POC This Week

Zyxel Armor X1 WAP6806 1.00(ABAL.6)C0 devices allow Directory Traversal via the images/eaZy/ URI. Rated high severity (CVSS 8.6), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Path Traversal Zyxel Wap6806 Firmware
NVD Exploit-DB
EPSS 15% CVSS 7.5
HIGH This Week

The Open Connectivity Foundation UPnP specification before 2020-04-17 does not forbid the acceptance of a subscription request with a delivery URL on a different network segment than the fully. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.

Privilege Escalation D-Link TP-Link +236
NVD GitHub
EPSS 100% CVSS 9.8
CRITICAL POC KEV THREAT Act Now

Multiple ZyXEL network-attached storage (NAS) devices running firmware version 5.21 contain a pre-authentication command injection vulnerability, which may allow a remote, unauthenticated attacker to. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

RCE Command Injection Zyxel +27
NVD
EPSS 1% CVSS 7.5
HIGH POC This Week

An issue was discovered on Zyxel GS1900 devices with firmware before 2.50(AAHH.0)C0. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Information Disclosure Zyxel Gs1900 10Hp Firmware +8
NVD
EPSS 1% CVSS 9.1
CRITICAL POC Act Now

An issue was discovered on Zyxel GS1900 devices with firmware before 2.50(AAHH.0)C0. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Authentication Bypass Zyxel Gs1900 10Hp Firmware +8
NVD
EPSS 2% CVSS 5.9
MEDIUM POC This Month

An issue was discovered on Zyxel GS1900 devices with firmware before 2.50(AAHH.0)C0. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and no vendor patch available.

Authentication Bypass Zyxel Gs1900 10Hp Firmware +8
NVD
EPSS 1% CVSS 7.5
HIGH POC This Week

An issue was discovered on Zyxel GS1900 devices with firmware before 2.50(AAHH.0)C0. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Authentication Bypass Zyxel Gs1900 10Hp Firmware +8
NVD
EPSS 4% CVSS 9.8
CRITICAL POC Act Now

An issue was discovered on Zyxel GS1900 devices with firmware before 2.50(AAHH.0)C0. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

RCE Command Injection Zyxel +9
NVD
EPSS 2% CVSS 8.8
HIGH POC This Week

An issue was discovered on Zyxel GS1900 devices with firmware before 2.50(AAHH.0)C0. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Privilege Escalation Zyxel Gs1900 10Hp Firmware +8
NVD
EPSS 1% CVSS 6.5
MEDIUM PATCH This Month

ZyXEL P-1302-T10D v3 devices with firmware version 2.00(ABBX.3) and earlier do not properly enforce access control and could allow an unauthorized user to access certain pages that require admin. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity.

Authentication Bypass Zyxel 2 00 Abbx 3
NVD
EPSS 1% CVSS 9.4
CRITICAL Act Now

wan.htm page on Zyxel NBG-418N v2 with firmware version V1.00(AARP.9)C0 can be accessed directly without authentication, which can lead to disclosure of information about the WAN, and can also be. Rated critical severity (CVSS 9.4), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Zyxel Nbg 418N V2 Firmware
NVD GitHub
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