CVE-1999-0956: Next Nextstep

High severity, CVSS 7.2. EPSS: 0.4% chance of exploitation in the next 30 days.

The NeXT NetInfo _writers property allows local users to gain root privileges or conduct a denial of service.

Affected products

• Next Nextstep: version 1.0 only; version 1.0a only; version 2.0 only; version 2.1 only; version 3.0 only

Published 1997-09-19. Last modified 2026-06-16.