CVE-2001-1033: Compaq TRU64

Medium severity, CVSS 5.0. EPSS: 1.6% chance of exploitation in the next 30 days.

Compaq TruCluster 1.5 allows remote attackers to cause a denial of service via a port scan from a system that does not have a DNS PTR record, which causes the cluster to enter a "split-brain" state.

Affected products

• Compaq TRU64: version 5.0 only; version 5.1 only
• Compaq Trucluster: version 1.5 only

Published 2001-09-25. Last modified 2026-06-16.