Vulnerability Assessment & Network Security Forums
If through a vulnerability assessment, a network security issue is detected for the vulnerability below, applying the appropriate security patches in a timely matter is very important. If you have detected that your system has already been compromised, following CERT's Network Security recovery document will assist with recommended steps for system recovery.
Vulnerability Assessment Details
CVS heap overflow vulnerability
Detailed Explanation for this Vulnerability Assessment
The remote host is affected by the vulnerability described in GLSA-200405-12
(CVS heap overflow vulnerability)
Stefan Esser discovered a heap overflow in the CVS server, which can be
triggered by sending malicious "Entry" lines and manipulating the flags
related to that Entry. This vulnerability was proven to be exploitable.
A remote attacker can execute arbitrary code on the CVS server, with the
rights of the CVS server. By default, Gentoo uses the "cvs" user to run the
CVS server. In particular, this flaw permits a complete compromise of CVS
source repositories. If you're not running a server, then you are not
There is no known workaround at this time. All users are advised to upgrade
to the latest available version of CVS.
All users running a CVS server should upgrade to the latest stable version:
# emerge sync
# emerge -pv ">=dev-util/cvs-1.11.16"
# emerge ">=dev-util/cvs-1.11.16"
Network Security Threat Level: High
Networks Security ID:
Vulnerability Assessment Copyright: (C) 2005 Michel Arboi
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