CVE-2001-0820

NONECVSS 0.0Weaponized

0.0

Buffer overflows in GazTek ghttpd 1.4 allows a remote attacker to execute arbitrary code via long arguments that are passed to (1) the Log function in util.c, or (2) serveconnection in protocol.c.

CVSS v3: —
EG Score: —
EPSS: 96.9%
KEV: Not listed

Published

December 6, 2001

Last Modified

April 16, 2026

References (10)

cve@mitrehttp://marc.info/?l=bugtraq&m=99279182704674&w=2
cve@mitrehttp://marc.info/?l=bugtraq&m=99406263214417&w=2
cve@mitrehttp://www.securityfocus.com/bid/2879
cve@mitrehttp://www.securityfocus.com/bid/2965
cve@mitrehttps://exchange.xforce.ibmcloud.com/vulnerabilities/6702
af854a3a-2127-422b-91ae-364da2661108http://marc.info/?l=bugtraq&m=99279182704674&w=2
af854a3a-2127-422b-91ae-364da2661108http://marc.info/?l=bugtraq&m=99406263214417&w=2
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/2879
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/2965
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/6702

Data Freshness Timeline

(refreshed 9× in last 7d / 15× 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
2026-05-28 13:42 UTCepss_batch
2026-05-27 13:37 UTCepss_batch
2026-05-27 13:37 UTCepss_batch
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
2026-05-20 11:20 UTCepss_batch
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-21937✓ verified
First seen Oct 7, 2002
ghttpd 1.4.x - 'Log()' Remote Buffer Overflow
Open source ↗
Exploit-DBEDB-20929✓ verified
First seen Jun 17, 2001
ghttpd 1.4 - Daemon Buffer Overflow
Open source ↗

Frequently asked(4)

What is CVE-2001-0820?

CVE-2001-0820 is a none vulnerability published on December 6, 2001. Buffer overflows in GazTek ghttpd 1.4 allows a remote attacker to execute arbitrary code via long arguments that are passed to (1) the Log function in util.c, or (2) serveconnection in protocol.c.

When was CVE-2001-0820 disclosed?

CVE-2001-0820 was first published in the National Vulnerability Database on December 6, 2001, 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-2001-0820 actively exploited?

CVE-2001-0820 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 96.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2001-0820?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2001-0820, 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-2001-0820

📅 Published

🔄 Last Modified

🔗 References (10)