VULNERABILITY INTELLIGENCE

CVE-2004-2652

CVSS score7.8 HIGH
EPSS probability11.19%
CISA KEVNot currently listed
Published2004-12-31
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:N/I:N/A:C

Description

The DecodeTCPOptions function in decode.c in Snort before 2.3.0, when printing TCP/IP options using FAST output or verbose mode, allows remote attackers to cause a denial of service (crash) via packets with invalid TCP/IP options, which trigger a null dereference.

Primary references