CVE-2006-5873

N/A Unknown

Published: December 12, 2006 Modified: April 23, 2026

Description

Buffer overflow in the cluster_process_heartbeat function in cluster.c in layer 2 tunneling protocol network server (l2tpns) before 2.1.21 allows remote attackers to cause a denial of service via a large heartbeat packet.

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References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

http://l2tpns.cvs.sourceforge.net/l2tpns/l2tpns/cluster.c?r1=1.53&r2=1.54

Source: cve@mitre.org

Patch

http://secunia.com/advisories/23230

Source: cve@mitre.org

Patch Vendor Advisory

http://secunia.com/advisories/23333

Source: cve@mitre.org

Patch Vendor Advisory

http://sourceforge.net/project/shownotes.php?group_id=97282&release_id=468202

Source: cve@mitre.org

Vendor Advisory

http://www.debian.org/security/2006/dsa-1230

Source: cve@mitre.org

Patch Vendor Advisory

http://www.securityfocus.com/bid/21443

Source: cve@mitre.org

Vendor Advisory

http://www.vupen.com/english/advisories/2006/4860

Source: cve@mitre.org

https://exchange.xforce.ibmcloud.com/vulnerabilities/30732

Source: cve@mitre.org

http://l2tpns.cvs.sourceforge.net/l2tpns/l2tpns/cluster.c?r1=1.53&r2=1.54