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
ipsec-tools and iputils contain a remote DoS vulnerability
Detailed Explanation for this Vulnerability Assessment
The remote host is affected by the vulnerability described in GLSA-200404-17
(ipsec-tools and iputils contain a remote DoS vulnerability)
When racoon receives an ISAKMP header, it allocates memory based on the
length of the header field. Thus, a possible hacker may be able to cause a Denial
of Services by creating a header that is large enough to consume all
available system resources.
This vulnerability may permit a possible hacker to remotely cause a Denial of
A workaround is not currently known for this issue. All users are advised
to upgrade to the latest version of the affected package.
ipsec-tools users should upgrade to version 0.2.5 or later:
# emerge sync
# emerge -pv ">=net-firewall/ipsec-tools-0.3.1"
# emerge ">=net-firewall/ipsec-tools-0.3.1"
iputils users should upgrade to version 021109-r3 or later:
# emerge sync
# emerge -pv ">=net-misc/iputils-021109-r3"
# emerge ">=net-misc/iputils-021109-r3"
Network Security Threat Level: Medium
Networks Security ID:
Vulnerability Assessment Copyright: (C) 2005 Michel Arboi
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