CVE-2003-1320: SonicWall Firmware

Medium severity, CVSS 5.1. EPSS: 2% chance of exploitation in the next 30 days.

SonicWALL firmware before 6.4.0.1 allows remote attackers to cause a denial of service and possibly execute arbitrary code via crafted Internet Key Exchange (IKE) response packets, possibly including (1) a large Security Parameter Index (SPI) field, (2) a large number of payloads, or (3) a long payload.

Affected products

• SonicWall Firmware: up to and including 6.4.0.1

Published 2003-12-31. Last modified 2026-06-16.