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.
Vendor
l2tpns vulnerabilities
1 published CVE affecting l2tpns, from public sources (CVE.org, NVD, CISA KEV, FIRST EPSS, OSV).
- Total
- 1
- Critical
- 0
- High
- 1
- Medium
- 0
- Low
- 0
- Unscored
- 0
- CISA KEV
- 0
Products
Latest l2tpns CVEs
Newest publication first
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HighCVSS 7.8 EPSS 2.3%
Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.