CVE-2020-25869
HIGH severity · CVSS 7.5 · Incorrect authorization
7.5CVSS HIGH
Summary
An information leak was discovered in MediaWiki before 1.31.10 and 1.32.x through 1.34.x before 1.34.4. Handling of actor ID does not necessarily use the correct database or correct wiki.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactHigh
Integrity impactNone
Availability impactNone
Exploit probability (EPSS)1%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- https://lists.wikimedia.org/pipermail/mediawiki-l/2020-September/048480.htmlAdvisory
- https://lists.wikimedia.org/pipermail/mediawiki-l/2020-September/048488.htmlAdvisory
- https://phabricator.wikimedia.org/T260485Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RTTPZ7XMDS66I442OLLHXBDNP2LCBJU6/