CVE-2000-0461

NONECVSS 0.0

0.0

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.

CVSS v3: —
EG Score: —
EPSS: 24.4%
KEV: Not listed

Published

May 29, 2000

Last Modified

April 16, 2026

References (8)

cve@mitreftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-00:19.semconfig.asc
cve@mitreftp://ftp.netbsd.org/pub/NetBSD/misc/security/advisories/NetBSD-SA2000-004.txt.asc
cve@mitrehttp://www.openbsd.org/errata26.html#semconfig
cve@mitrehttp://www.securityfocus.com/bid/1270
af854a3a-2127-422b-91ae-364da2661108ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-00:19.semconfig.asc
af854a3a-2127-422b-91ae-364da2661108ftp://ftp.netbsd.org/pub/NetBSD/misc/security/advisories/NetBSD-SA2000-004.txt.asc
af854a3a-2127-422b-91ae-364da2661108http://www.openbsd.org/errata26.html#semconfig
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/1270

Data Freshness Timeline

(refreshed 14× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-29 13:40 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
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2026-05-18 21:29 UTCepss_batch

Frequently asked(4)

What is CVE-2000-0461?

CVE-2000-0461 is a none vulnerability published on May 29, 2000. 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.

When was CVE-2000-0461 disclosed?

CVE-2000-0461 was first published in the National Vulnerability Database on May 29, 2000, with the most recent update on April 16, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2000-0461 actively exploited?

CVE-2000-0461 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 24.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2000-0461?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2000-0461, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2000-0461

📅 Published

🔄 Last Modified

🔗 References (8)