Back
CVE-2002-0793
Hard link and possibly symbolic link following vulnerabilities in QNX RTOS 4.25 (aka QNX4) allow local users to overwrite arbitrary files…
Medium5.5EPSS 1.3%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N |
- EPSS (exploitation in 30 days)
- 1.3% · top 29% of all CVEs (2 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Weakness
Affected products
n/a
- affected n/a
References (9)
- 4901 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 4902 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 4904 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 20020531 Multiple vulnerabilities in QNX (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- qnx-rtos-monitor-f(9231) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- qnx-rtos-dumper-symlink(9234) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 4903 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- qnx-rtos-crttrap-c(9232) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- qnx-rtos-watcom-sample(9233) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .