Ubuntu Security Notice 2316-1 - Lieven Govaerts discovered that the Subversion mod_dav_svn module incorrectly handled certain request methods when SVNListParentPath was enabled. A remote attacker could use this issue to cause the server to crash, resulting in a denial of service. This issue only affected Ubuntu 12.04 LTS. Ben Reser discovered that Subversion did not correctly validate SSL certificates containing wildcards. A remote attacker could exploit this to perform a man in the middle attack to view sensitive information or alter encrypted communications. Various other issues were also addressed.
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Ubuntu Security Notice USN-2316-1
August 14, 2014
subversion vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 14.04 LTS
- Ubuntu 12.04 LTS
Summary:
Several security issues were fixed in Subversion.
Software Description:
- subversion: Advanced version control system
Details:
Lieven Govaerts discovered that the Subversion mod_dav_svn module
incorrectly handled certain request methods when SVNListParentPath was
enabled. A remote attacker could use this issue to cause the server to
crash, resulting in a denial of service. This issue only affected Ubuntu
12.04 LTS. (CVE-2014-0032)
Ben Reser discovered that Subversion did not correctly validate SSL
certificates containing wildcards. A remote attacker could exploit this to
perform a man in the middle attack to view sensitive information or alter
encrypted communications. (CVE-2014-3522)
Bert Huijben discovered that Subversion did not properly handle cached
credentials. A malicious server could possibly use this issue to obtain
credentials cached for a different server. (CVE-2014-3528)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 14.04 LTS:
libsvn1 1.8.8-1ubuntu3.1
subversion 1.8.8-1ubuntu3.1
Ubuntu 12.04 LTS:
libapache2-svn 1.6.17dfsg-3ubuntu3.4
libsvn1 1.6.17dfsg-3ubuntu3.4
subversion 1.6.17dfsg-3ubuntu3.4
In general, a standard system update will make all the necessary changes.
References:
http://www.ubuntu.com/usn/usn-2316-1
CVE-2014-0032, CVE-2014-3522, CVE-2014-3528
Package Information:
https://launchpad.net/ubuntu/+source/subversion/1.8.8-1ubuntu3.1
https://launchpad.net/ubuntu/+source/subversion/1.6.17dfsg-3ubuntu3.4