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Vulnerability Assessment & Network Security Forums |
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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. Home >> Browse Vulnerability Assessment Database >> Gentoo Local Security Checks >> [GLSA-200407-17] l2tpd: Buffer overflow Vulnerability Assessment Details
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[GLSA-200407-17] l2tpd: Buffer overflow |
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l2tpd: Buffer overflow Detailed Explanation for this Vulnerability Assessment The remote host is affected by the vulnerability described in GLSA-200407-17 (l2tpd: Buffer overflow) Thomas Walpuski discovered a buffer overflow that may be exploitable by sending a specially crafted packet. In order to exploit the vulnerable code, a possible hacker would need to fake the establishment of an L2TP tunnel. Impact A remote attacker may be able to execute arbitrary code with the rights of the user running l2tpd. Workaround There is no known workaround for this vulnerability. References: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2004-0649 http://seclists.org/lists/fulldisclosure/2004/Jun/0094.html Solution: All users are recommended to upgrade to the latest stable version: # emerge sync # emerge -pv ">=net-l2tpd-0.69-r2" # emerge ">=net-l2tpd-0.69-r2" Network Security Threat Level: High Networks Security ID: Vulnerability Assessment Copyright: (C) 2005 Michel Arboi |
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