CVE-2020-15005 Information
Share on:Description
In MediaWiki before 1.31.8 1.32.x and 1.33.x before 1.33.4 and 1.34.x before 1.34.2 private wikis behind a caching server using the img_auth.php image authorization security feature may have had their files cached publicly so any unauthorized user could view them. This occurs because Cache-Control and Vary headers were mishandled.
CVSS Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
Reference
https://gerrit.wikimedia.org/r/plugins/gitiles/mediawiki/core/+/REL1_31/RELEASE-NOTES-1.31 https://gerrit.wikimedia.org/r/plugins/gitiles/mediawiki/core/+/REL1_33/RELEASE-NOTES-1.33 https://gerrit.wikimedia.org/r/plugins/gitiles/mediawiki/core/+/REL1_34/RELEASE-NOTES-1.34 https://lists.fedoraproject.org/archives/list/[email protected]/message/EEZIMLJMJS72SJXPYL736XMUAVCRQD2H/ https://lists.wikimedia.org/pipermail/wikitech-l/2020-June/093535.html https://phabricator.wikimedia.org/T248947 https://www.debian.org/security/2020/dsa-4767
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction Required
NONE
Scope
REQUIRED
Confidentiality Impact
UNCHANGED
Integrity Impact
LOW
Availability Impact
NONE
Base Score
NONE
Base Severity
3.1