CVE-1999-1162: Sco Open Desktop

Medium severity, CVSS 6.4. EPSS: 1.2% chance of exploitation in the next 30 days.

Vulnerability in passwd in SCO UNIX 4.0 and earlier allows attackers to cause a denial of service by preventing users from being able to log into the system.

Affected products

• Sco Open Desktop: version 1.1 only; version 2.0 only
• Sco Unix: up to and including 4.0

Published 1993-05-24. Last modified 2026-06-16.