CVE-2004-0679

NONECVSS 0.0

0.0

The IP cloaking feature (cloak.c) in UnrealIRCd 3.2, and possibly other versions, uses a weak hashing scheme to hide IP addresses, which could allow remote attackers to use brute force methods to gain other user's IP addresses.

CVSS v3: —
EG Score: —
EPSS: 75.2%
KEV: Not listed

Published

August 6, 2004

Last Modified

April 16, 2026

References (12)

cve@mitrehttp://marc.info/?l=bugtraq&m=108904813003166&w=2
cve@mitrehttp://securityreason.com/securityalert/560
cve@mitrehttp://www.bandecon.com/advisory/unreal.txt
cve@mitrehttp://www.securityfocus.com/bid/10663
cve@mitrehttp://www.unrealircd.com/
cve@mitrehttps://exchange.xforce.ibmcloud.com/vulnerabilities/16610
af854a3a-2127-422b-91ae-364da2661108http://marc.info/?l=bugtraq&m=108904813003166&w=2
af854a3a-2127-422b-91ae-364da2661108http://securityreason.com/securityalert/560
af854a3a-2127-422b-91ae-364da2661108http://www.bandecon.com/advisory/unreal.txt
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/10663
af854a3a-2127-422b-91ae-364da2661108http://www.unrealircd.com/
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/16610

Data Freshness Timeline

(refreshed 12× in last 7d / 16× 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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2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
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2026-05-24 16:42 UTCepss_batch
2026-05-22 21:15 UTCepss_batch
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2026-05-18 21:29 UTCepss_batch
2026-05-18 21:29 UTCepss_batch

Frequently asked(4)

What is CVE-2004-0679?

CVE-2004-0679 is a none vulnerability published on August 6, 2004. The IP cloaking feature (cloak.c) in UnrealIRCd 3.2, and possibly other versions, uses a weak hashing scheme to hide IP addresses, which could allow remote attackers to use brute force methods to gain other user's IP addresses.

When was CVE-2004-0679 disclosed?

CVE-2004-0679 was first published in the National Vulnerability Database on August 6, 2004, 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-2004-0679 actively exploited?

CVE-2004-0679 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 75.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2004-0679?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2004-0679, 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-2004-0679

📅 Published

🔄 Last Modified

🔗 References (12)