CVE-2014-9377: Ettercap-Project Ettercap

High severity, CVSS 7.5. EPSS: 4% chance of exploitation in the next 30 days.

Heap-based buffer overflow in the nbns_spoof function in plug-ins/nbns_spoof/nbns_spoof.c in Ettercap 0.8.1 allows remote attackers to cause a denial of service or possibly execute arbitrary code via a large netbios packet.

Affected products

• Ettercap-Project Ettercap: version 0.8.1 only

Published 2014-12-19. Last modified 2026-06-17.