CVE-2002-2180 json
The setitimer(2) system call in OpenBSD 2.0 through 3.1 does not properly check certain arguments, which allows local users to write to ker…
published 2002-12-31 23 y ago modified 2026-06-16 4 mo ago also EUVD-2002-2159
- cvss
- 6.8
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.6%
- EPSS 0.6% chance of exploitation in 30 days, percentile 49%
- public exploits
- 0
- none known
Summary
The setitimer(2) system call in OpenBSD 2.0 through 3.1 does not properly check certain arguments, which allows local users to write to kernel memory and possibly gain root privileges, possibly via an integer signedness error.
Patch / fix
- openbsd.org/plus32.html advisory
- iss.net/security_center/static/10278.php advisory
- securityfocus.com/bid/5861 advisory
Exploit prediction
0.61% chance of exploitation in the next 30 days, higher than 49% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- openbsd.org http://www.openbsd.org/plus32.html referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 6.8 | AV:L/AC:L/Au:S/C:C/I:C/A:C |
References
-
openbsd.org
/plus32.html
vendor-advisory, exploit, patch
-
iss.net
/security_center/static/10278.php
vdb-entry, patch, vendor-advisory
-
securityfocus.com
/bid/5861
vdb-entry, patch, vendor-advisory
Sources
- CVE List CVE-2002-2180
- NVD CVE-2002-2180
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.