CVE-2004-1666

NONECVSS 0.0Weaponized

0.0

Buffer overflow in the MSN module in Trillian 0.74i allows remote MSN servers to execute arbitrary code via a long string that ends in a newline character.

CVSS v3: —
EG Score: —
EPSS: 90.8%
KEV: Not listed

Published

December 31, 2004

Last Modified

April 16, 2026

References (12)

cve@mitrehttp://marc.info/?l=bugtraq&m=109466618609375&w=2
cve@mitrehttp://secunia.com/advisories/12487
cve@mitrehttp://unsecure.altervista.org/security/trillian.htm
cve@mitrehttp://unsecure.altervista.org/security/trillianbof.c
cve@mitrehttp://www.securityfocus.com/bid/11142
cve@mitrehttps://exchange.xforce.ibmcloud.com/vulnerabilities/17292
af854a3a-2127-422b-91ae-364da2661108http://marc.info/?l=bugtraq&m=109466618609375&w=2
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/12487
af854a3a-2127-422b-91ae-364da2661108http://unsecure.altervista.org/security/trillian.htm
af854a3a-2127-422b-91ae-364da2661108http://unsecure.altervista.org/security/trillianbof.c
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/11142
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/17292

Data Freshness Timeline

(refreshed 9× in last 7d / 14× 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 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
2026-05-24 16:42 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-435✓ verified
First seen Sep 8, 2004
Trillian 0.74i MSN Module - Remote Buffer Overflow
Open source ↗

Frequently asked(4)

What is CVE-2004-1666?

CVE-2004-1666 is a none vulnerability published on December 31, 2004. Buffer overflow in the MSN module in Trillian 0.74i allows remote MSN servers to execute arbitrary code via a long string that ends in a newline character.

When was CVE-2004-1666 disclosed?

CVE-2004-1666 was first published in the National Vulnerability Database on December 31, 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-2004-1666 actively exploited?

CVE-2004-1666 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 90.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2004-1666?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2004-1666, 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-2004-1666

📅 Published

🔄 Last Modified

🔗 References (12)