Improper Output Neutralization for Logs in OSSEC - CVE-2020-8445

 

Improper Output Neutralization for Logs in OSSEC - CVE-2020-8445

Published: January 6, 2025


Vulnerability identifier: #VU102310
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-8445
CWE-ID: CWE-117
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to tamper with log files.

The vulnerability exists due to insecure processing of the newline character. A remote attacker can inject nested events into the ossec log and obfuscate data.


Affected software

OSSEC

How to mitigate CVE-2020-8445

Install updates from vendor's website.

OSSEC - update to 3.6.0

External References

Related Security Bulletins