CVE-2002-1840

NONECVSS 0.0

0.0

irssi IRC client 0.8.4, when downloaded after 14-March-2002, could contain a backdoor in the configuration file, which allows remote attackers to access the system.

CVSS v3: —
EG Score: —
EPSS: 82.2%
KEV: Not listed

Published

December 31, 2002

Last Modified

April 16, 2026

References (8)

cve@mitrehttp://online.securityfocus.com/archive/1/274132
cve@mitrehttp://real.irssi.org/?page=backdoor
cve@mitrehttp://www.iss.net/security_center/static/9176.php
cve@mitrehttp://www.securityfocus.com/bid/4831
af854a3a-2127-422b-91ae-364da2661108http://online.securityfocus.com/archive/1/274132
af854a3a-2127-422b-91ae-364da2661108http://real.irssi.org/?page=backdoor
af854a3a-2127-422b-91ae-364da2661108http://www.iss.net/security_center/static/9176.php
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/4831

Data Freshness Timeline

(refreshed 12× in last 7d / 17× 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
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2026-05-24 16:42 UTCepss_batch
2026-05-22 21:15 UTCepss_batch
2026-05-20 22:36 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-2002-1840?

CVE-2002-1840 is a none vulnerability published on December 31, 2002. irssi IRC client 0.8.4, when downloaded after 14-March-2002, could contain a backdoor in the configuration file, which allows remote attackers to access the system.

When was CVE-2002-1840 disclosed?

CVE-2002-1840 was first published in the National Vulnerability Database on December 31, 2002, 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-2002-1840 actively exploited?

CVE-2002-1840 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 82.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2002-1840?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2002-1840, 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-2002-1840

📅 Published

🔄 Last Modified

🔗 References (8)