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OSSEC

Records13All Threatist records
Exploited (KEV)0None in CISA KEV
CVSS critical5CVSS 9.0–10.0
CVSS high5CVSS 7.0–8.9

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OSSEC records in CISA KEV

No OSSEC vulnerabilities are listed in CISA KEV.

Components

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Records

13 records

Priority MEDIUM 47

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 authenticated remote a…

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.02489 Published 2020-01-30 No fix listed CWE-416
Priority MEDIUM 47

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 msgs (received from aut…

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.02685 Published 2020-01-30 No fix listed CWE-193
Priority MEDIUM 46

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 authenticated remote agen…

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.01939 Published 2020-01-30 No fix listed CWE-416
Priority MEDIUM 43

Improper input validation in the OSSEC HIDS agent for Windows prior to version 3.8.0 allows an attacker in with control over the OSSEC server or in possession of the agent's key to configure the agent to connect to a mal…

CVSS 4.0CRITICAL 9.5 Network No auth No interaction EPSS 0.00369 Published 2025-06-11 No fix listed CWE-20
Priority MEDIUM 43

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 authenticated client.

CVSS 3.1HIGH 8.8 Network Low privileges No interaction EPSS 0.02385 Published 2020-01-30 No fix listed CWE-787
TI-2021-09320 CVE-2021-28040 · GHSA-87rm-8q5w-499g

An issue was discovered in OSSEC 3.6.0.

Priority LOW 35

An issue was discovered in OSSEC 3.6.0.

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.01192 Published 2021-03-05 No fix listed CWE-674
Priority LOW 35

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.

CVSS 3.0HIGH 7.8 Local Low privileges No interaction EPSS 0.00784 Published 2018-11-29 No fix listed CWE-22
Priority LOW 25

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 directly to the analysisd…

CVSS 3.1MEDIUM 5.5 Local Low privileges No interaction EPSS 0.00492 Published 2020-01-30 No fix listed CWE-476
Priority LOW 25

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 to the analysisd UNI…

CVSS 3.1MEDIUM 5.5 Local Low privileges No interaction EPSS 0.00504 Published 2020-01-30 No fix listed CWE-22
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