CVE-2002-0793: Blackberry Qnx Neutrino Real-Time Operating System

Medium severity, CVSS 5.5. EPSS: 1.3% chance of exploitation in the next 30 days.

Hard link and possibly symbolic link following vulnerabilities in QNX RTOS 4.25 (aka QNX4) allow local users to overwrite arbitrary files via (1) the -f argument to the monitor utility, (2) the -d argument to dumper, (3) the -c argument to crttrap, or (4) using the Watcom sample utility.

Affected products

• Blackberry Qnx Neutrino Real-Time Operating System: version 4.25 only

Published 2002-08-12. Last modified 2026-06-16.