CVE-2022-24070
HIGH severity · CVSS 7.5 · Use-after-free
7.5CVSS HIGH
Summary
Subversion's mod_dav_svn is vulnerable to memory corruption. While looking up path-based authorization rules, mod_dav_svn servers may attempt to use memory which has already been freed. Affected Subversion mod_dav_svn servers 1.10.0 through 1.14.1 (inclusive). Servers that do not use mod_dav_svn are not affected.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)9%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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://bz.apache.org/bugzilla/show_bug.cgi?id=65861Advisory
- https://cwiki.apache.org/confluence/display/HTTPD/ModuleLifeAdvisory
- https://issues.apache.org/jira/browse/SVN-4880Advisory
- http://seclists.org/fulldisclosure/2022/Jul/18Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PZ4ARNGLMGYBKYDX2B7DRBNMF6EH3A6R/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YJPMCWCGWBN3QWCDVILWQWPC75RR67LT/
- https://support.apple.com/kb/HT213345Advisory
- https://www.debian.org/security/2022/dsa-5119Advisory