CVE-2012-4885
MEDIUM severity · CVSS 5
5CVSS MEDIUM
Summary
The wikitext parser in MediaWiki 1.17.x before 1.17.3 and 1.18.x before 1.18.2 allows remote attackers to cause a denial of service (infinite loop) via certain input, as demonstrated by the padleft function.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges required—
User interaction—
Confidentiality impactNone
Integrity impactNone
Availability impact—
Exploit probability (EPSS)2%
AV:N/AC:L/Au:N/C:N/I:N/A:P
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://lists.wikimedia.org/pipermail/mediawiki-announce/2012-March/000109.htmlAdvisory
- http://lists.wikimedia.org/pipermail/mediawiki-announce/2012-March/000110.htmlAdvisory
- http://secunia.com/advisories/48504Advisory
- https://bugzilla.wikimedia.org/show_bug.cgi?id=22555Advisory
- http://www.openwall.com/lists/oss-security/2012/03/22/9
- http://www.openwall.com/lists/oss-security/2012/03/24/1
- http://www.securityfocus.com/bid/52689
- https://bugzilla.wikimedia.org/show_bug.cgi?id=35315