UNIX symbolic link following in Checkmk - CVE-2022-31258

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Main Vulnerability Database Vulnerabilities #VU65569

UNIX symbolic link following in Checkmk - CVE-2022-31258

Published: July 20, 2022


Vulnerability identifier: #VU65569
CSH Severity: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-31258
CWE-ID: CWE-61
Exploitation vector: Local access
Exploit availability: No public exploit available
Vulnerable software:
Checkmk
Software vendor:
tribe29 GmbH

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a symlink following issue. A local user can create a specially crafted OMD hook symbolic link to a critical file on the system and overwrite it with privileges of the application.

Successful exploitation of this vulnerability may result in privilege escalation.


Remediation

Install updates from vendor's website.

External links