CVE-2000-0994

NONECVSS 0.0Weaponized

0.0

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.

CVSS v3: —
EG Score: —
EPSS: 62.0%
KEV: Not listed

Published

December 19, 2000

Last Modified

April 16, 2026

References (8)

cve@mitreftp://ftp.openbsd.org/pub/OpenBSD/patches/2.7/common/028_format_strings.patch
cve@mitrehttp://marc.info/?l=bugtraq&m=97068555106135&w=2
cve@mitrehttp://www.securityfocus.com/bid/1746
cve@mitrehttps://exchange.xforce.ibmcloud.com/vulnerabilities/5338
af854a3a-2127-422b-91ae-364da2661108ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.7/common/028_format_strings.patch
af854a3a-2127-422b-91ae-364da2661108http://marc.info/?l=bugtraq&m=97068555106135&w=2
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/1746
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/5338

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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2026-05-28 13:42 UTCepss_batch
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2026-05-27 13:37 UTCepss_batch
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2026-05-26 13:41 UTCepss_batch
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2026-05-26 07:16 UTCepss_batch
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2026-05-24 16:42 UTCepss_batch
2026-05-22 21:15 UTCepss_batch
2026-05-21 22:38 UTCepss_batch
2026-05-20 22:36 UTCepss_batch
2026-05-20 11:20 UTCepss_batch
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2026-05-18 21:29 UTCepss_batch
2026-05-18 21:29 UTCepss_batch

Publicly available exploits

(1 reference)

Working exploit code is in the public domain (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

Exploit-DBEDB-20256✓ verified
First seen Oct 4, 2000
OpenBSD 2.x - 'fstat' Format String
Open source ↗

Frequently asked(4)

What is CVE-2000-0994?

CVE-2000-0994 is a none vulnerability published on December 19, 2000. 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.

When was CVE-2000-0994 disclosed?

CVE-2000-0994 was first published in the National Vulnerability Database on December 19, 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-2000-0994 actively exploited?

CVE-2000-0994 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 62.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2000-0994?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2000-0994, 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-2000-0994

📅 Published

🔄 Last Modified

🔗 References (8)