CVE-2011-1921

Severity: medium (CVSS 4.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 6.0% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2011-06-06 · updated 2026-06-16
Weakness: CWE-264

Description

The mod_dav_svn module for the Apache HTTP Server, as distributed in Apache Subversion 1.5.x and 1.6.x before 1.6.17, when the SVNPathAuthz short_circuit option is disabled, does not properly enforce permissions for files that had been publicly readable in the past, which allows remote attackers to obtain sensitive information via a replay REPORT operation.

Affected products

Apache Software Foundation Apache Subversion: 1.5.0, 1.5.1, 1.5.2, 1.5.3, 1.5.4, 1.5.5 (+20)

References

http://lists.apple.com/archives/security-announce/2012/Feb/msg00000.html
http://lists.fedoraproject.org/pipermail/package-announce/2011-July/062211.html
http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061913.html
http://secunia.com/advisories/44633
http://secunia.com/advisories/44681
http://secunia.com/advisories/44849
http://secunia.com/advisories/44888
http://secunia.com/advisories/45162
http://subversion.apache.org/security/CVE-2011-1921-advisory.txt
http://support.apple.com/kb/HT5130
http://svn.apache.org/repos/asf/subversion/tags/1.6.17/CHANGES
http://www.debian.org/security/2011/dsa-2251

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