CVE-2000-0998

NONECVSS 0.0Weaponized

0.0

Format string vulnerability in top program allows local attackers to gain root privileges via the "kill" or "renice" function.

CVSS v3: —
EG Score: —
EPSS: 49.4%
KEV: Not listed

Published

December 11, 2000

Last Modified

April 16, 2026

References (6)

cve@mitreftp://ftp.FreeBSD.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-00:62.top.v1.1.asc
cve@mitreftp://ftp.openbsd.org/pub/OpenBSD/patches/2.7/common/028_format_strings.patch
cve@mitrehttp://www.securityfocus.com/bid/1895
af854a3a-2127-422b-91ae-364da2661108ftp://ftp.FreeBSD.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-00:62.top.v1.1.asc
af854a3a-2127-422b-91ae-364da2661108ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.7/common/028_format_strings.patch
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/1895

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
2026-05-28 13:42 UTCepss_batch
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

(2 references)

Working exploit code is in the public domain (2 Exploit-DB entries). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

Exploit-DBEDB-20378✓ verified
First seen Dec 12, 2004
Debian top - Format String
Open source ↗
Exploit-DBEDB-20377✓ verified
First seen Nov 1, 2000
FreeBSD 3.5/4.x - '/usr/bin/top' Format String
Open source ↗

Frequently asked(4)

What is CVE-2000-0998?

CVE-2000-0998 is a none vulnerability published on December 11, 2000. Format string vulnerability in top program allows local attackers to gain root privileges via the "kill" or "renice" function.

When was CVE-2000-0998 disclosed?

CVE-2000-0998 was first published in the National Vulnerability Database on December 11, 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-2000-0998 actively exploited?

CVE-2000-0998 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 49.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2000-0998?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2000-0998, 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.

Dependency Blast Radius

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CVE-2000-0998

📅 Published

🔄 Last Modified

🔗 References (6)