Information disclosure in MediaWiki - CVE-2016-6332
Published: April 20, 2017 / Updated: August 8, 2020
Vulnerability identifier: #VU39168
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2016-6332
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: MediaWiki.org
Affected software:
MediaWiki
MediaWiki
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.
MediaWiki before 1.23.15, 1.26.x before 1.26.4, and 1.27.x before 1.27.1, when $wgBlockDisablesLogin is true, might allow remote attackers to obtain sensitive information by leveraging failure to terminate sessions when a user account is blocked.
How to mitigate CVE-2016-6332
Install update from vendor's website.