CVE-2013-1847: Apache Subversion

Medium severity, CVSS 5.0. EPSS: 51.4% chance of exploitation in the next 30 days.

The mod_dav_svn Apache HTTPD server module in Subversion 1.6.0 through 1.6.20 and 1.7.0 through 1.7.8 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via an anonymous LOCK for a URL that does not exist.

Affected products

• Apache Subversion: version 1.6.0 only; version 1.6.1 only; version 1.6.2 only; version 1.6.3 only; version 1.6.4 only; version 1.6.5 only; …

Published 2013-05-02. Last modified 2026-06-16.