CVE-2003-0864

NONECVSS 0.0Weaponized

0.0

Buffer overflow in m_join in channel.c for IRCnet IRCD 2.10.x to 2.10.3p3 allows remote attackers to cause a denial of service.

CVSS v3: —
EG Score: —
EPSS: 93.8%
KEV: Not listed

Published

November 17, 2003

Last Modified

April 16, 2026

References (12)

cve@mitreftp://ftp.irc.org/irc/server/ChangeLog
cve@mitrehttp://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000765
cve@mitrehttp://marc.info/?l=bugtraq&m=106606129601446&w=2
cve@mitrehttp://marc.info/?l=bugtraq&m=106667431021928&w=2
cve@mitrehttp://www.securityfocus.com/bid/8817
cve@mitrehttps://exchange.xforce.ibmcloud.com/vulnerabilities/13408
af854a3a-2127-422b-91ae-364da2661108ftp://ftp.irc.org/irc/server/ChangeLog
af854a3a-2127-422b-91ae-364da2661108http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000765
af854a3a-2127-422b-91ae-364da2661108http://marc.info/?l=bugtraq&m=106606129601446&w=2
af854a3a-2127-422b-91ae-364da2661108http://marc.info/?l=bugtraq&m=106667431021928&w=2
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/8817
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/13408

Data Freshness Timeline

(refreshed 12× in last 7d / 18× 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
2026-05-29 13:40 UTCepss_batch
2026-05-28 18:06 UTCOSV refresh
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
2026-05-26 13:41 UTCepss_batch
2026-05-26 13:41 UTCepss_batch
2026-05-26 07:16 UTCepss_batch
2026-05-26 07:16 UTCepss_batch
2026-05-24 16:42 UTCepss_batch
2026-05-22 21:15 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

(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-23239✓ verified
First seen Oct 13, 2003
IRCnet IRCD 2.10 - Local Buffer Overflow
Open source ↗

Frequently asked(4)

What is CVE-2003-0864?

CVE-2003-0864 is a none vulnerability published on November 17, 2003. Buffer overflow in m_join in channel.c for IRCnet IRCD 2.10.x to 2.10.3p3 allows remote attackers to cause a denial of service.

When was CVE-2003-0864 disclosed?

CVE-2003-0864 was first published in the National Vulnerability Database on November 17, 2003, 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-2003-0864 actively exploited?

CVE-2003-0864 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 93.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2003-0864?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2003-0864, 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-2003-0864

📅 Published

🔄 Last Modified

🔗 References (12)