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Ossec

12 CVEs product

Monthly

CVE-2021-28040 Mar 05, 18:15 HIGH POC This Week

An issue was discovered in OSSEC 3.6.0. 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 Ossec
NVD GitHub
CVSS 3.1
7.5
EPSS
1.2%
CVE-2020-8448 Jan 30, 01:15 MEDIUM POC This Month

In OSSEC-HIDS 2.7 through 3.5.0, the server component responsible for log analysis (ossec-analysisd) is vulnerable to a denial of service (NULL pointer dereference) via crafted messages written. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.

Denial Of Service Null Pointer Dereference Ossec
NVD GitHub
CVSS 3.1
5.5
EPSS
0.5%
CVE-2020-8447 Jan 30, 01:15 CRITICAL POC Act Now

In OSSEC-HIDS 2.7 through 3.5.0, the server component responsible for log analysis (ossec-analysisd) is vulnerable to a use-after-free during processing of syscheck formatted msgs (received from. 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 Use After Free Memory Corruption Ossec
NVD GitHub
CVSS 3.1
9.8
EPSS
1.9%
CVE-2020-8446 Jan 30, 01:15 MEDIUM POC This Month

In OSSEC-HIDS 2.7 through 3.5.0, the server component responsible for log analysis (ossec-analysisd) is vulnerable to path traversal (with write access) via crafted syscheck messages written directly. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.

Path Traversal Ossec
NVD GitHub
CVSS 3.1
5.5
EPSS
0.5%
CVE-2020-8445 Jan 30, 01:15 CRITICAL Act Now

In OSSEC-HIDS 2.7 through 3.5.0, the OS_CleanMSG function in ossec-analysisd doesn't remove or encode terminal control characters or newlines from processed log messages. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Code Injection Ossec
NVD GitHub
CVSS 3.1
9.8
EPSS
2.3%
CVE-2020-8444 Jan 30, 01:15 CRITICAL POC Act Now

In OSSEC-HIDS 2.7 through 3.5.0, the server component responsible for log analysis (ossec-analysisd) is vulnerable to a use-after-free during processing of ossec-alert formatted msgs (received from. 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 Use After Free Memory Corruption Ossec
NVD GitHub
CVSS 3.1
9.8
EPSS
2.5%
CVE-2020-8443 Jan 30, 01:15 CRITICAL POC Act Now

In OSSEC-HIDS 2.7 through 3.5.0, the server component responsible for log analysis (ossec-analysisd) is vulnerable to an off-by-one heap-based buffer overflow during the cleaning of crafted syslog. 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.

Buffer Overflow Ossec
NVD GitHub
CVSS 3.1
9.8
EPSS
2.7%
CVE-2020-8442 Jan 30, 01:15 HIGH POC This Week

In OSSEC-HIDS 2.7 through 3.5.0, the server component responsible for log analysis (ossec-analysisd) is vulnerable to a heap-based buffer overflow in the rootcheck decoder component via an. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Buffer Overflow Memory Corruption Ossec
NVD GitHub
CVSS 3.1
8.8
EPSS
2.4%
CVE-2018-19666 Nov 29, 08:29 HIGH POC This Week

The agent in OSSEC through 3.1.0 on Windows allows local users to gain NT AUTHORITY\SYSTEM access via Directory Traversal by leveraging full access to the associated OSSEC server. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.

Path Traversal Microsoft Wazuh Ossec
NVD GitHub
CVSS 3.0
7.8
EPSS
0.8%
CVE-2015-3222 Sep 07, 20:29 HIGH POC This Week

syscheck/seechanges.c in OSSEC 2.7 through 2.8.1 on NIX systems allows local users to execute arbitrary code as root. Rated high severity (CVSS 7.0). Public exploit code available and no vendor patch available.

Privilege Escalation RCE Ossec
NVD GitHub Exploit-DB
CVSS 3.0
7.0
EPSS
0.5%
CVE-2016-4847 Apr 20, 17:59 MEDIUM PATCH This Month

Cross-site scripting (XSS) vulnerability in site/search.php in OSSEC Web UI before 0.9 allows remote attackers to inject arbitrary web script or HTML by leveraging an unanchored regex. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

PHP XSS Web Ui Ossec
NVD GitHub
CVSS 3.0
6.1
EPSS
0.5%
CVE-2014-5284 Dec 02, 01:59 HIGH POC PATCH This Week

host-deny.sh in OSSEC before 2.8.1 writes to temporary files with predictable filenames without verifying ownership, which allows local users to modify access restrictions in hosts.deny and gain root. Rated high severity (CVSS 7.2), this vulnerability is low attack complexity. Public exploit code available.

Privilege Escalation Ossec
NVD Exploit-DB GitHub
CVSS 2.0
7.2
EPSS
9.7%
EPSS 1% CVSS 7.5
HIGH POC This Week

An issue was discovered in OSSEC 3.6.0. 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 Ossec
NVD GitHub
EPSS 0% CVSS 5.5
MEDIUM POC This Month

In OSSEC-HIDS 2.7 through 3.5.0, the server component responsible for log analysis (ossec-analysisd) is vulnerable to a denial of service (NULL pointer dereference) via crafted messages written. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.

Denial Of Service Null Pointer Dereference Ossec
NVD GitHub
EPSS 2% CVSS 9.8
CRITICAL POC Act Now

In OSSEC-HIDS 2.7 through 3.5.0, the server component responsible for log analysis (ossec-analysisd) is vulnerable to a use-after-free during processing of syscheck formatted msgs (received from. 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 Use After Free Memory Corruption +1
NVD GitHub
EPSS 1% CVSS 5.5
MEDIUM POC This Month

In OSSEC-HIDS 2.7 through 3.5.0, the server component responsible for log analysis (ossec-analysisd) is vulnerable to path traversal (with write access) via crafted syscheck messages written directly. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.

Path Traversal Ossec
NVD GitHub
EPSS 2% CVSS 9.8
CRITICAL Act Now

In OSSEC-HIDS 2.7 through 3.5.0, the OS_CleanMSG function in ossec-analysisd doesn't remove or encode terminal control characters or newlines from processed log messages. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Code Injection Ossec
NVD GitHub
EPSS 2% CVSS 9.8
CRITICAL POC Act Now

In OSSEC-HIDS 2.7 through 3.5.0, the server component responsible for log analysis (ossec-analysisd) is vulnerable to a use-after-free during processing of ossec-alert formatted msgs (received from. 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 Use After Free Memory Corruption +1
NVD GitHub
EPSS 3% CVSS 9.8
CRITICAL POC Act Now

In OSSEC-HIDS 2.7 through 3.5.0, the server component responsible for log analysis (ossec-analysisd) is vulnerable to an off-by-one heap-based buffer overflow during the cleaning of crafted syslog. 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.

Buffer Overflow Ossec
NVD GitHub
EPSS 2% CVSS 8.8
HIGH POC This Week

In OSSEC-HIDS 2.7 through 3.5.0, the server component responsible for log analysis (ossec-analysisd) is vulnerable to a heap-based buffer overflow in the rootcheck decoder component via an. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Buffer Overflow Memory Corruption Ossec
NVD GitHub
EPSS 1% CVSS 7.8
HIGH POC This Week

The agent in OSSEC through 3.1.0 on Windows allows local users to gain NT AUTHORITY\SYSTEM access via Directory Traversal by leveraging full access to the associated OSSEC server. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.

Path Traversal Microsoft Wazuh +1
NVD GitHub
EPSS 0% CVSS 7.0
HIGH POC This Week

syscheck/seechanges.c in OSSEC 2.7 through 2.8.1 on NIX systems allows local users to execute arbitrary code as root. Rated high severity (CVSS 7.0). Public exploit code available and no vendor patch available.

Privilege Escalation RCE Ossec
NVD GitHub Exploit-DB
EPSS 1% CVSS 6.1
MEDIUM PATCH This Month

Cross-site scripting (XSS) vulnerability in site/search.php in OSSEC Web UI before 0.9 allows remote attackers to inject arbitrary web script or HTML by leveraging an unanchored regex. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

PHP XSS Web Ui +1
NVD GitHub
EPSS 10% CVSS 7.2
HIGH POC PATCH This Week

host-deny.sh in OSSEC before 2.8.1 writes to temporary files with predictable filenames without verifying ownership, which allows local users to modify access restrictions in hosts.deny and gain root. Rated high severity (CVSS 7.2), this vulnerability is low attack complexity. Public exploit code available.

Privilege Escalation Ossec
NVD Exploit-DB GitHub

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