Skip to main content

Wn533A8 Firmware CVE-2022-35518

CRITICAL
Command Injection (CWE-77)
2022-08-10 cve@mitre.org
Command Injection Wn533A8 Firmware Wn535G3 Firmware Wn530H4 Firmware Wn572Hp3 Firmware Wn531P3 Firmware Wavlink
9.8
CVSS 3.1 · NVD
View

Vulnerability Assessment

Weakness
CWE
CWE-77
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Command injection prevention
MITRE ATT&CK

1 technique across 1 tactic: Execution

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Sign in to read
Impact

CVSS score of 9.8 (CRITICAL). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required. Public proof-of-concept exploit code is available.
Exploit ScenarioDerived

A remote attacker could inject arbitrary commands into system command execution by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability.
Act Now Prioritize within 24-48h. Why: CRITICAL severity + public POC available.
No patch listed yet 1.5% exploitation probability (EPSS)

Get an e-mail when this CVE is exploited, patched or re-scored. Free account.

Alert me

AnalysisAI

WAVLINK WN572HP3, WN533A8, WN530H4, WN535G3, WN531P3 nas.cgi has no filtering on parameters: User1Passwd and User1, which leads to command injection in page /nas_disk.shtml. 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.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use parameterized APIs, avoid shell execution, validate input with strict allowlists.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Sign in to check
Technical ContextAI · show details

This vulnerability is classified as Command Injection (CWE-77), which allows attackers to inject arbitrary commands into system command execution. WAVLINK WN572HP3, WN533A8, WN530H4, WN535G3, WN531P3 nas.cgi has no filtering on parameters: User1Passwd and User1, which leads to command injection in page /nas_disk.shtml. Affected products include: Wavlink Wn572Hp3 Firmware, Wavlink Wn533A8 Firmware, Wavlink Wn530H4 Firmware, Wavlink Wn535G3 Firmware, Wavlink Wn531P3 Firmware.

Know when Wn533A8 Firmware gets its next vulnerability

  • Watch products and get an email when something new is published
  • Check this CVE against your own stack and servers
  • Exploit and PoC references, threat intelligence from 22 sources
Continue with Google Continue with GitHub

No credit card · 7-day full trial

Severity by source

NVD PRIMARY 9.8 CRITICAL
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

DescriptionNVD

WAVLINK WN572HP3, WN533A8, WN530H4, WN535G3, WN531P3 nas.cgi has no filtering on parameters: User1Passwd and User1, which leads to command injection in page /nas_disk.shtml.

Threat Intelligence Overview

EPSS Score
1.5%
Top 29% exploitable
Exploit
POC
Public exploit code exists
Data Quality
3 sources
Confidence: Low
NVD CVE.org EPSS GitHub

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity CRITICAL
CISA KEV No
Public POC Yes
EPSS 1.5%
Patch available No
Active threat No
Deciding rule
CRITICAL severity + public POC available
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
Poc
System Exposure· derived
Open
Automatable· derived
Yes
Human Impact· derived
Medium

Priority Score

71
Low Medium High Critical
KEV: 0
EPSS: +2
CVSS: +49
PoC: +20
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

OS Command Injection CRITICAL

OS command injection occurs when an application passes unsanitized user input directly into system shell commands.

Affected Products (CPE)NVD

cpe:2.3:o:wavlink:wn572hp3_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:wavlink:wn533a8_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:wavlink:wn530h4_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:wavlink:wn535g3_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:wavlink:wn531p3_firmware:-:*:*:*:*:*:*:*

More in Wn533A8 Firmware

View all
CVE-2022-35538 CRITICAL POC
9.8 Aug 10

WAVLINK WN572HP3, WN533A8, WN530H4, WN535G3, WN531P3 wireless.cgi has no filtering on parameters: delete_list, delete_al
CVE-2022-35537 CRITICAL POC
9.8 Aug 10

WAVLINK WN572HP3, WN533A8, WN530H4, WN535G3, WN531P3 wireless.cgi has no filtering on parameters: mac_5g and Newname, wh
CVE-2022-35536 CRITICAL POC
9.8 Aug 10

WAVLINK WN572HP3, WN533A8, WN530H4, WN535G3, WN531P3 qos.cgi has no filtering on parameters: qos_bandwith and qos_dat, w
CVE-2022-35535 CRITICAL POC
9.8 Aug 10

WAVLINK WN572HP3, WN533A8, WN530H4, WN535G3, WN531P3 wireless.cgi has no filtering on parameter macAddr, which leads to

CVE-2022-35534 CRITICAL POC
9.8 Aug 10

WAVLINK WN572HP3, WN533A8, WN530H4, WN535G3, WN531P3 wireless.cgi has no filtering on parameter hiddenSSID32g and SSID2G
CVE-2022-35533 CRITICAL POC
9.8 Aug 10

WAVLINK WN572HP3, WN533A8, WN530H4, WN535G3, WN531P3 qos.cgi has no filtering on parameters: cli_list and cli_num, which
CVE-2022-35526 CRITICAL POC
9.8 Aug 10

WAVLINK WN572HP3, WN533A8, WN530H4, WN535G3, WN531P3 login.cgi has no filtering on parameter key, which leads to command
CVE-2022-35525 CRITICAL POC
9.8 Aug 10

WAVLINK WN572HP3, WN533A8, WN530H4, WN535G3, WN531P3 adm.cgi has no filtering on parameter led_switch, which leads to co
CVE-2022-35524 CRITICAL POC
9.8 Aug 10

WAVLINK WN572HP3, WN533A8, WN530H4, WN535G3, WN531P3 adm.cgi has no filtering on parameters: wlan_signal, web_pskValue,

CVE-2022-35523 CRITICAL POC
9.8 Aug 10

WAVLINK WN572HP3, WN533A8, WN530H4, WN535G3, WN531P3 firewall.cgi has no filtering on parameter del_mac and parameter fl
CVE-2022-35522 CRITICAL POC
9.8 Aug 10

WAVLINK WN572HP3, WN533A8, WN530H4, WN535G3, WN531P3 adm.cgi has no filtering on parameters: ppp_username, ppp_passwd, r
CVE-2022-35521 CRITICAL POC
9.8 Aug 10

WAVLINK WN572HP3, WN533A8, WN530H4, WN535G3, WN531P3 firewall.cgi has no filtering on parameters: remoteManagementEnable

Same weakness CWE-77 – Command Injection

View all
CVE-2024-21887 CRITICAL POC
9.1
CVE-2016-3081 HIGH POC
8.1
CVE-2012-1823 CRITICAL POC
9.8
CVE-2016-1555 CRITICAL POC
9.8
CVE-2024-55956 CRITICAL POC
9.8
CVE-2015-2051 HIGH POC
8.8
CVE-2017-6327 HIGH POC
8.8
CVE-2023-34960 CRITICAL POC
9.8

Same technique Command Injection

View all
CVE-2019-15107 CRITICAL POC
9.8
CVE-2024-51378 CRITICAL POC
9.8
CVE-2014-6271 CRITICAL POC
9.8

Search Externally

GitHub PoC Exploit-DB PacketStorm Snyk Rapid7 Nuclei Templates Trickest PoC
Back

This site uses cookies essential for authentication and security. No tracking or analytics cookies are used. Privacy Policy