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7.2

UnixWare lets local user become root

CVE-1999-0979 · published 26 years ago
Summary

On systems running UnixWare, a regular user who can run a debugging tool can modify a system program and obtain full administrative rights. This could let an attacker take control of the server or change any data. Apply the vendor’s security update or upgrade to a newer version to close the weakness.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
sco unixware 7.0
7.0.1
7.1
7.1.1
cpe:2.3:o:sco:unixware:7.0:*:*:*:*:*:*:*
Original advisory text
The SCO UnixWare privileged process system allows local users to gain root privileges by using a debugger such as gdb to insert traps into _init before the privileged process is executed.
The SCO UnixWare privileged process system allows local users to gain root privileges by using a debugger such as gdb to insert traps into _init before the privileged process is executed.
References
Fix within
Internet-facing 14 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit (estimated)
  • Gives an attacker full control (estimated)
Severity
7.2 High
Exploitation
<1% chance of attack within 30 days
Timeline
Published11 Apr 2000
Updated4 Nov 2026
First seen29 Sep 2026
Sources
CVE-1999-0979 · NVD
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