Vulnerability identifier: #VU74229
Vulnerability risk: Medium
CVSSv3.1: 4.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-287
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
MediaWiki
Web applications /
CMS
Vendor: MediaWiki.org
Description
The vulnerability allows a remote attacker to bypass authentication process.
The vulnerability exists due to an error in OATHAuth implementation. A remote attacker can perform a replay attack when MediaWiki is configured without ObjectCache.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
MediaWiki: 1.39.0 - 1.39.2, 1.38.0 - 1.38.5, 1.35 - 1.35.9, 1.37.0 - 1.37.6, 1.36.0 - 1.36.4
External links
http://lists.wikimedia.org/hyperkitty/list/mediawiki-announce@lists.wikimedia.org/thread/6UQBHI5FWLATD7QO7DI4YS54U7XSSLAN/
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.