includes/upload/UploadBase.php in MediaWiki before 1.19.12, 1.20.x and 1.21.x before 1.21.6,...
Vulnerability Description
includes/upload/UploadBase.php in MediaWiki before 1.19.12, 1.20.x and 1.21.x before 1.21.6, and 1.22.x before 1.22.3 does not prevent use of invalid namespaces in SVG files, which allows remote attackers to conduct cross-site scripting (XSS) attacks via an SVG upload, as demonstrated by use of a W3C XHTML namespace in conjunction with an IFRAME element.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- http://www.securityfocus.com/bid/65910
- http://openwall.com/lists/oss-security/2014/02/28/1
- https://gerrit.wikimedia.org/r/#/q/7d923a6b53f7fbcb0cbc3a19797d741bf6f440eb%2Cn%2Cz
- http://lists.wikimedia.org/pipermail/mediawiki-announce/2014-February/000141.html
- https://bugzilla.wikimedia.org/show_bug.cgi?id=60771
- http://openwall.com/lists/oss-security/2014/03/01/2
- https://bugzilla.redhat.com/show_bug.cgi?id=1071135
More from mediawiki
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mediawiki
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Timeline
CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.