CVE-1999-1468: Cray Unicos

Medium severity, CVSS 6.2. EPSS: 0.3% chance of exploitation in the next 30 days.

rdist in various UNIX systems uses popen to execute sendmail, which allows local users to gain root privileges by modifying the IFS (Internal Field Separator) variable.

Affected products

• Cray Unicos: version 6.0 only; version 6.0e only; version 6.1 only
• Next Next: version 2.0 only; version 2.1 only
• Sgi Irix: version 3.3 only; version 3.3.1 only; version 3.3.2 only; version 3.3.3 only; version 4.0 only
• Sun Sunos: version 4.0.3 only; version 4.0.3c only; version 4.1 only; version 4.1.1 only; version 4.1psr_a only

Published 1991-10-22. Last modified 2026-06-16.