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Category:   Application (Generic)  >   Apache Subversion Vendors:   Apache Software Foundation, subversion.tigris.org
Apache Subversion Heap Overflow in mod_dav_svn Lets Remote Authenticated Users Execute Arbitrary Code
SecurityTracker Alert ID:  1034470
SecurityTracker URL:  http://securitytracker.com/id/1034470
CVE Reference:   CVE-2015-5343   (Links to External Site)
Date:  Dec 17 2015
Impact:   Denial of service via network, Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 1.7.0 - 1.8.14; 1.9.0 - 1.9.2
Description:   A vulnerability was reported in Apache Subversion. A remote authenticated user can cause the target service to crash or potentially execute arbitrary code.

A remote authenticated user can send a specially crafted skel-encoded request to trigger a heap overflow in mod_dav_svn and cause the target service to crash or potentially execute arbitrary code.

32-bit server versions are affected.

64-bit server versions are not affected. However, a remote authenticated user can cause a target 64-bit server to allocate excessive memory.

Ivan Zhakov of VisualSVN reported this vulnerability.

Impact:   A remote authenticated user can cause the target service to crash or potentially execute arbitrary code.
Solution:   The vendor has issued a fix (1.8.15, 1.9.3).

The vendor's advisory is available at:

http://subversion.apache.org/security/CVE-2015-5343-advisory.txt

Vendor URL:  subversion.apache.org/security/CVE-2015-5343-advisory.txt (Links to External Site)
Cause:   Boundary error
Underlying OS:  Linux (Any), UNIX (Any), Windows (Any)

Message History:   None.


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