Rewterz Threat Advisory -CVE-2018-11803 – Apache Subversion Denial of Service Vulnerability

Friday, February 8, 2019

Severity

Medium

Category

Vulnerability

Analysis Summary

Subversion’s mod_dav_svn Apache HTTPD module will crash after de-referencing an uninitialized pointer if the client omits the root path in a recursive directory listing operation. This issue can be triggered by any client on Subversion repositories configured for anonymous read access. If read access requires authentication, a denial of service attack can only be performed by an authenticated user.

Impact

Denial of Service

Affected Products

Apache Subversion 1.11.0

Apache Subversion 1.10.3

Apache Subversion 1.10

Remediation

Vendor has released updates for the affected products. Update to these versions.

Apache Subversion 1.10.4

Apache Subversion 1.11.1.

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