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AUSCERT External Security Bulletin Redistribution
security notification for Apache Subversion HTTP Servers
23 January 2019
AusCERT Security Bulletin Summary
Product: Apache Subversion
Operating System: UNIX variants (UNIX, Linux, OSX)
Impact/Access: Denial of Service -- Existing Account
CVE Names: CVE-2018-11803
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This is a security notification for Apache Subversion HTTP Servers:
Affected Versions: Apache Subversion 1.11.0, 1.10.0 to 1.10.3
Subversion's mod_dav_svn Apache HTTPD module versions 1.11.0 and 1.10.0
to 1.10.3 will crash after dereferencing 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
The Subversion releases 1.10.4 and 1.11.1 contain the fixes for this
vulnerability and are available immediately at:
Additional details, including patches for 1.10.3 and 1.11.0 can be found at:
We encourage users of Subversion to upgrade to the latest appropriate
version as soon as reasonable.
- - The Subversion Team
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