Vulnerability identifier: #VU14826
Vulnerability risk: Low
CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-284
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
MediaWiki
Web applications /
CMS
Vendor: MediaWiki.org
Description
The vulnerability allows a remote authenticated attacker to gain access to sensitive information.
The vulnerability exists due to incorrect validation of user privileges when log event is partially hidden. A remote authenticated attacker can access sensitive information from the log event via the 'Special:Redirect/logid' function.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
MediaWiki: 1.31.0, 1.30.0, 1.29.0 - 1.29.2, 1.27.0 - 1.27.4
External links
http://lists.wikimedia.org/pipermail/mediawiki-announce/2018-September/000223.html
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.