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.
Metrics
CVSS 2.0 7.8/10
AV:N/AC:L/Au:N/C:N/I:N/A:CAffected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://l2tpns.cvs.sourceforge.net/l2tpns/l2tpns/cluster.c?r1=1.53&r2=1.54Patch
- http://secunia.com/advisories/23230Patch, Vendor Advisory
- http://secunia.com/advisories/23333Patch, Vendor Advisory
- http://sourceforge.net/project/shownotes.php?group_id=97282&release_id=468202Vendor Advisory
- http://www.debian.org/security/2006/dsa-1230Patch, Vendor Advisory
- http://www.securityfocus.com/bid/21443Vendor Advisory
- http://www.vupen.com/english/advisories/2006/4860
- https://exchange.xforce.ibmcloud.com/vulnerabilities/30732
- http://l2tpns.cvs.sourceforge.net/l2tpns/l2tpns/cluster.c?r1=1.53&r2=1.54Patch
- http://secunia.com/advisories/23230Patch, Vendor Advisory
- http://secunia.com/advisories/23333Patch, Vendor Advisory
- http://sourceforge.net/project/shownotes.php?group_id=97282&release_id=468202Vendor Advisory
- http://www.debian.org/security/2006/dsa-1230Patch, Vendor Advisory
- http://www.securityfocus.com/bid/21443Vendor Advisory
- http://www.vupen.com/english/advisories/2006/4860
- https://exchange.xforce.ibmcloud.com/vulnerabilities/30732
Timeline
- Published
- Dec 12, 2006
- Last modified
- Jun 16, 2026
- NVD status
- Modified