Vulnerability in MediaWiki
CVE-2011-4361
MediaWiki before 1.17.1 does not check for read permission before handling action=ajax requests, which allows remote attackers to obtain sensitive information by (1) leveraging the SpecialUpload::ajaxGetExistsWarning function, or by (2) leveraging an extension, as demonstrated by the CategoryTree, ExtTab, and InlineEditor extensions.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 5.0 (Medium). Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.022 (82.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 82.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.026 · newest: 0.022 · change: -0.003
Affected products
- MediaWiki
- Debian Linux — versions 5.0, 6.0
Weakness classification (CWE)
References
- lists.wikimedia.org/pipermail/mediawiki-announce/2011-November/000104.html (Vendor Advisory, mailing-list, Patch)
- bugzilla.redhat.com/show_bug.cgi (Third Party Advisory, Issue Tracking)
- openwall.com/lists/oss-security/2011/11/29/6 (mailing-list, Mailing List, Third Party Advisory)
- bugzilla.wikimedia.org/show_bug.cgi (Patch, Issue Tracking, Vendor Advisory)
- openwall.com/lists/oss-security/2011/11/29/12 (mailing-list, Mailing List, Third Party Advisory)
- www.debian.org/security/2011/dsa-2366 (vendor-advisory, Third Party Advisory)