CVE-2001-1558: Snort

Medium severity, CVSS 5.0. EPSS: 1.1% chance of exploitation in the next 30 days.

Unknown vulnerability in IP defragmenter (frag2) in Snort before 1.8.3 allows attackers to cause a denial of service (crash).

Affected products

• Snort Snort: version 1.8.0 only; version 1.8.1 only; version 1.8.2 only

Published 2001-12-31. Last modified 2026-06-16.