CVE-2002-0821

NONECVSS 0.0

0.0

Buffer overflows in Ethereal 0.9.4 and earlier allow remote attackers to cause a denial of service or execute arbitrary code via (1) the BGP dissector, or (2) the WCP dissector.

CVSS v3: —
EG Score: —
EPSS: 83.7%
KEV: Not listed

Published

August 12, 2002

Last Modified

April 16, 2026

References (4)

cve@mitrehttp://distro.conectiva.com/atualizacoes/?id=a&anuncio=000505
cve@mitrehttp://www.ethereal.com/appnotes/enpa-sa-00005.html
af854a3a-2127-422b-91ae-364da2661108http://distro.conectiva.com/atualizacoes/?id=a&anuncio=000505
af854a3a-2127-422b-91ae-364da2661108http://www.ethereal.com/appnotes/enpa-sa-00005.html

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
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2026-05-28 13:42 UTCepss_batch
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2026-05-18 21:29 UTCepss_batch
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Frequently asked(4)

What is CVE-2002-0821?

CVE-2002-0821 is a none vulnerability published on August 12, 2002. Buffer overflows in Ethereal 0.9.4 and earlier allow remote attackers to cause a denial of service or execute arbitrary code via (1) the BGP dissector, or (2) the WCP dissector.

When was CVE-2002-0821 disclosed?

CVE-2002-0821 was first published in the National Vulnerability Database on August 12, 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-2002-0821 actively exploited?

CVE-2002-0821 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 83.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2002-0821?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2002-0821, 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.

Dependency Blast Radius

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CVE-2002-0821

📅 Published

🔄 Last Modified

🔗 References (4)