VulnerabilityModified
CVE-2006-5873
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.
HIGH 7.8EPSS 2.31%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.31%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 2.0
- 7.8 HIGHAV:N/AC:L/Au:N/C:N/I:N/A:C
- EPSS
- 2.31% probability · 82th percentile
- CISA KEV
- Not listed
- Affected
- l2tpns/l2tpns · debian/debian linux
- Source
- cve@mitre.org
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
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.