70964 : Subversion mod_dav_svn Lock Token NULL Dereference DoS
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Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
10	1620	about 2 years ago	about 2 years ago	10 times	100%

Timeline

Disclosure Date
2011-03-04

Description

Subversion contains a NULL pointer dereference error in the 'mod_dav_svn' module when processing lock tokens that may be exploited via a crafted HTTP request to cause a remote denial of service.

Classification

Location: Remote / Network Access
Attack Type: Denial of Service
Impact: Loss of Availability
Solution: Upgrade
Exploit: Exploit Unknown
Disclosure: Vendor Verified

Solution

Upgrade to version 1.6.16 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

The Apache Software Foundation	Subversion	1.5.9
		1.6.15

References

Security Tracker: 1025161
CVE ID: 2011-0715 (see also: NVD)
Secunia Advisory ID: 43583 43603 43672 43794 43892 45054 45064
Bugtraq ID: 46734
ISS X-Force ID: 65876
VUPEN Advisory: ADV-2011-0567 ADV-2011-0568 ADV-2011-0624
Vendor Specific News/Changelog Entry: http://lists.fedoraproject.org/pipermail/package-announce/2011-March/056071.html
http://lists.fedoraproject.org/pipermail/package-announce/2011-March/056072.html
http://svn.apache.org/repos/asf/subversion/tags/1.6.16/CHANGES
http://svn.apache.org/viewvc?view=revision&revision=1071239
http://svn.apache.org/viewvc?view=revision&revision=1071307
https://bugzilla.redhat.com/show_bug.cgi?id=680755
Other Advisory URL: http://subversion.apache.org/security/CVE-2011-0715-advisory.txt
http://svn.haxx.se/dev/archive-2011-03/0122.shtml
Vendor Specific Advisory URL: http://support.apple.com/kb/HT4723
http://www.debian.org/security/2011/dsa-2181
http://www.ubuntu.com/usn/usn-1096-1
https://hermes.opensuse.org/messages/8992047
RedHat RHSA: RHSA-2011:0327 RHSA-2011:0328

Tools & Filters

	52548 53309

Credit

Philip Martin - WANdisco, Inc.

CVSSv2 Score

CVSSv2 Base Score = 4.3
Source: nvd.nist.gov | Generated: 2011-03-14 | Disagree?

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