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Fencer Vulns
high 7.2

CVE-2000-0994 json

Format string vulnerability in OpenBSD fstat program (and possibly other BSD-based operating systems) allows local users to gain root privi…

published 2000-12-19 25 y ago modified 2026-09-23 46 d ago also EUVD-2000-0981

cvss
7.2
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.4%
EPSS 1.4% chance of exploitation in 30 days, percentile 72%
public exploits
1
Exploit-DB

Summary

Format string vulnerability in OpenBSD fstat program (and possibly other BSD-based operating systems) allows local users to gain root privileges via the PWD environmental variable.

Timeline

  1. First public exploit (EDB-20256)
  2. Published

Exploit prediction

1.40% chance of exploitation in the next 30 days, higher than 72% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-20256 OpenBSD 2.x - 'fstat' Format String local, 2000-10-04
  • securityfocus.com http://www.securityfocus.com/bid/1746 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 7.2 AV:L/AC:L/Au:N/C:C/I:C/A:C

References

Sources

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.