Input validation error in MediaWiki - CVE-2022-28211
Published: April 8, 2022
Vulnerability identifier: #VU62015
CSH Severity: Medium
CVSS v4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2022-28211
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to perform a denial of service (DoS) attack.
The vulnerability exists due to the TimedMediaHandler does not prevent blocked users from restarting transcodes.
Affected software
MediaWiki
How to mitigate CVE-2022-28211
Install updates from vendor's website.
MediaWiki - addressed in versions 1.35.6, 1.36.4, 1.37.2