VULNERABILITY INTELLIGENCE

CVE-2003-1250

CVSS score5 MEDIUM
EPSS probability1.81%
CISA KEVNot currently listed
Published2003-12-31
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:N/I:N/A:P

Description

Efficient Networks 5861 DSL router, when running firmware 5.3.80 configured to block incoming TCP SYN, packets allows remote attackers to cause a denial of service (crash) via a flood of TCP SYN packets to the WAN interface using a port scanner such as nmap.

Primary references