Arbitrary file upload in MediaWiki - CVE-2023-36674
Published: July 3, 2023
Vulnerability identifier: #VU77906
CSH Severity: Medium
CVSS v4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-36674
CWE-ID: CWE-434
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to upload dangerous files to the server.
The vulnerability exists due to insufficient validation of file during file upload in Manualthumb. A remote user can upload dangerous files on the server.
Affected software
MediaWiki
Debian Linux
Fedora
mediawiki (Debian package)
mediawiki
Debian Linux
Fedora
mediawiki (Debian package)
mediawiki
How to mitigate CVE-2023-36674
Install updates from vendor's website.
MediaWiki - addressed in versions 1.35.11, 1.38.7, 1.39.4
mediawiki (Debian package) - addressed in versions 1:1.35.11-1~deb11u1, 1:1.39.4-1~deb12u1
mediawiki - addressed in versions 1.38.7-1.fc37, 1.39.4-1.fc38, 1.39.4-1.fc39
mediawiki (Debian package) - addressed in versions 1:1.35.11-1~deb11u1, 1:1.39.4-1~deb12u1
mediawiki - addressed in versions 1.38.7-1.fc37, 1.39.4-1.fc38, 1.39.4-1.fc39