Resource management error in MediaWiki - CVE-2015-6733
Published: September 1, 2015 / Updated: August 9, 2020
Vulnerability identifier: #VU40656
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2015-6733
CWE-ID: CWE-399
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 perform service disruption.
GeSHi, as used in the SyntaxHighlight_GeSHi extension and MediaWiki before 1.23.10, 1.24.x before 1.24.3, and 1.25.x before 1.25.2, allows remote attackers to cause a denial of service (resource consumption) via unspecified vectors.
How to mitigate CVE-2015-6733
Install update from vendor's website.
Sources
- http://lists.fedoraproject.org/pipermail/package-announce/2015-August/165193.html
- http://www.openwall.com/lists/oss-security/2015/08/12/6
- http://www.openwall.com/lists/oss-security/2015/08/27/6
- http://www.securityfocus.com/bid/76361
- https://lists.wikimedia.org/pipermail/mediawiki-announce/2015-August/000179.html
- https://phabricator.wikimedia.org/T101608
- https://security.gentoo.org/glsa/201510-05