CVE-2000-0763

NONECVSS 0.0Weaponized

0.0

xlockmore and xlockf do not properly cleanse user-injected format strings, which allows local users to gain root privileges via the -d option.

CVSS v3: —
EG Score: —
EPSS: 70.2%
KEV: Not listed

Published

October 20, 2000

Last Modified

April 16, 2026

References (12)

cve@mitrehttp://archives.neohapsis.com/archives/bugtraq/2000-08/0212.html
cve@mitrehttp://archives.neohapsis.com/archives/bugtraq/2000-08/0294.html
cve@mitrehttp://archives.neohapsis.com/archives/freebsd/2000-08/0340.html
cve@mitrehttp://www.debian.org/security/2000/20000816
cve@mitrehttp://www.securityfocus.com/bid/1585
cve@mitrehttp://www.securityfocus.com/templates/archive.pike?list=1&msg=20000815231724.A14694%40subterrain.net
af854a3a-2127-422b-91ae-364da2661108http://archives.neohapsis.com/archives/bugtraq/2000-08/0212.html
af854a3a-2127-422b-91ae-364da2661108http://archives.neohapsis.com/archives/bugtraq/2000-08/0294.html
af854a3a-2127-422b-91ae-364da2661108http://archives.neohapsis.com/archives/freebsd/2000-08/0340.html
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2000/20000816
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/1585
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/templates/archive.pike?list=1&msg=20000815231724.A14694%40subterrain.net

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
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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-20154✓ verified
First seen Oct 21, 2000
David Bagley xlock 4.16 - User Supplied Format String (2)
Open source ↗
Exploit-DBEDB-20153✓ verified
First seen Aug 15, 2000
David Bagley xlock 4.16 - User Supplied Format String (1)
Open source ↗

Frequently asked(4)

What is CVE-2000-0763?

CVE-2000-0763 is a none vulnerability published on October 20, 2000. xlockmore and xlockf do not properly cleanse user-injected format strings, which allows local users to gain root privileges via the -d option.

When was CVE-2000-0763 disclosed?

CVE-2000-0763 was first published in the National Vulnerability Database on October 20, 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-2000-0763 actively exploited?

CVE-2000-0763 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 70.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2000-0763?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2000-0763, 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-2000-0763

📅 Published

🔄 Last Modified

🔗 References (12)