CVE-2014-9277
HIGH severity · CVSS 7.5 · Command injection
7.5CVSS HIGH
Summary
The wfMangleFlashPolicy function in OutputHandler.php in MediaWiki before 1.19.22, 1.20.x through 1.22.x before 1.22.14, and 1.23.x before 1.23.7 allows remote attackers to conduct PHP object injection attacks via a crafted string containing <cross-domain-policy> in a PHP format request, which causes the string length to change when converting the request to <NOT-cross-domain-policy>.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges required—
User interaction—
Confidentiality impact—
Integrity impact—
Availability impact—
Exploit probability (EPSS)2%
AV:N/AC:L/Au:N/C:P/I:P/A:P
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://lists.wikimedia.org/pipermail/mediawiki-announce/2014-November/000170.html ↗
Additional information
- NVD record
- https://lists.wikimedia.org/pipermail/mediawiki-announce/2014-November/000170.htmlPatch
- http://securitytracker.com/id?1031301
- http://www.debian.org/security/2014/dsa-3100
- http://www.openwall.com/lists/oss-security/2014/12/03/9
- http://www.openwall.com/lists/oss-security/2014/12/04/16
- https://phabricator.wikimedia.org/T73478Exploit