Vulnerability in FreeBSD

CVE-2000-0461

The undocumented semconfig system call in BSD freezes the state of semaphores, which allows local users to cause a denial of service of the semaphore system by using the semconfig call.

Published · last modified .

CVSS v2 metric

CVSS v2 base score 2.1 (Low). Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.003 (25.0th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 25th percentile — 25.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2000-0461: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

  • FreeBSD — versions 1.1.5.1, 2.0, 2.0.5
  • NetBSD — versions 1.4.1, 1.4.2

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2000-0461?
CVE-2000-0461 is a vulnerability in FreeBSD. Published 2000-05-29.
Is CVE-2000-0461 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.