#VU62012 Permissions, Privileges, and Access Controls in MediaWiki - CVE-2022-28205 

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Main Vulnerability Database Vulnerabilities #VU62012

#VU62012 Permissions, Privileges, and Access Controls in MediaWiki - CVE-2022-28205

Published: April 8, 2022


Vulnerability identifier: #VU62012
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2022-28205
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
MediaWiki
Software vendor:
MediaWiki.org

Description

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to the CentralAuth extension mishandles a ttl issue for groups expiring in the future, which leads to security restrictions bypass and privilege escalation.


Remediation

Install updates from vendor's website.

External links