CVE-2015-6727
MEDIUM severity · CVSS 5 · Information disclosure
5CVSS MEDIUM
Summary
The Special:DeletedContributions page in MediaWiki before 1.23.10, 1.24.x before 1.24.3, and 1.25.x before 1.25.2 allows remote attackers to determine if an IP is autoblocked via the "Change block" text.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges required—
User interaction—
Confidentiality impact—
Integrity impactNone
Availability impactNone
Exploit probability (EPSS)2%
AV:N/AC:L/Au:N/C:P/I:N/A:N
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Additional information
- NVD record
- https://lists.wikimedia.org/pipermail/mediawiki-announce/2015-August/000179.htmlAdvisory
- 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
- https://github.com/wikimedia/mediawiki/commit/5faabfa1bbf65536ea36108887040198afcb3c82
- https://phabricator.wikimedia.org/T106893