CVE-2013-4558
LOW severity · CVSS 3.5 · Improper input validation
3.5CVSS LOW
Summary
The get_parent_resource function in repos.c in mod_dav_svn Apache HTTPD server module in Subversion 1.7.11 through 1.7.13 and 1.8.1 through 1.8.4, when built with assertions enabled and SVNAutoversioning is enabled, allows remote attackers to cause a denial of service (assertion failure and Apache process abort) via a non-canonical URL in a request, as demonstrated using a trailing /.
Impact & exploitability
Attack vectorNetwork
Attack complexity—
Privileges required—
User interaction—
Confidentiality impactNone
Integrity impactNone
Availability impact—
Exploit probability (EPSS)6%
AV:N/AC:M/Au:S/C:N/I:N/A:P
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Official patch: http://subversion.apache.org/security/CVE-2013-4558-advisory.txt ↗
Additional information
- NVD record
- http://subversion.apache.org/security/CVE-2013-4558-advisory.txtPatch
- http://lists.opensuse.org/opensuse-updates/2013-12/msg00029.html
- http://lists.opensuse.org/opensuse-updates/2013-12/msg00048.html
- http://osvdb.org/100363
- https://bugzilla.redhat.com/show_bug.cgi?id=1033431
- https://github.com/apache/subversion/commit/2c77c43e4255555f3b79f761f0d141393a3856cc
- https://github.com/apache/subversion/commit/647e3f8365a74831bb915f63793b63e31fae062d