Unrated severityNVD Advisory· Published Dec 12, 2006· Updated Jun 16, 2026
CVE-2006-5873
CVE-2006-5873
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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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
1Patches
Vulnerability mechanics
References
8- l2tpns.cvs.sourceforge.net/l2tpns/l2tpns/cluster.cnvdPatch
- secunia.com/advisories/23230nvdPatchVendor Advisory
- secunia.com/advisories/23333nvdPatchVendor Advisory
- www.debian.org/security/2006/dsa-1230nvdPatchVendor Advisory
- sourceforge.net/project/shownotes.phpnvdVendor Advisory
- www.securityfocus.com/bid/21443nvdVendor Advisory
- www.vupen.com/english/advisories/2006/4860nvd
- exchange.xforce.ibmcloud.com/vulnerabilities/30732nvd
News mentions
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