CVE-1999-1136: HP HP-Ux

Medium severity, CVSS 4.6. EPSS: 0.5% chance of exploitation in the next 30 days.

Vulnerability in Predictive on HP-UX 11.0 and earlier, and MPE/iX 5.5 and earlier, allows attackers to compromise data transfer for Predictive messages (using e-mail or modem) between customer and Response Center Predictive systems.

Affected products

• HP HP-Ux: up to and including 11.00
• HP Mpe Ix: up to and including 5.5; version 5.0 only

Published 1998-07-30. Last modified 2026-06-16.