CVE-2001-1123: HP OpenView Network Node Manager

High severity, CVSS 7.2. EPSS: 0.8% chance of exploitation in the next 30 days.

Vulnerability in Network Node Manager (NNM) 6.2 and earlier in HP OpenView allows a local user to execute arbitrary code, possibly via a buffer overflow in a long hostname or object ID.

Affected products

• HP OpenView Network Node Manager: version 5.01 only; version 6.1 only; version 6.2 only

Published 2001-10-01. Last modified 2026-06-16.