CVE-2002-0813

NONECVSS 0.0Weaponized

0.0

Heap-based buffer overflow in the TFTP server capability in Cisco IOS 11.1, 11.2, and 11.3 allows remote attackers to cause a denial of service (reset) or modify configuration via a long filename.

CVSS v3: —
EG Score: —
EPSS: 93.2%
KEV: Not listed

Published

August 12, 2002

Last Modified

April 16, 2026

References (12)

cve@mitrehttp://marc.info/?l=bugtraq&m=103002169829669&w=2
cve@mitrehttp://online.securityfocus.com/archive/1/284634
cve@mitrehttp://www.cisco.com/warp/public/707/ios-tftp-long-filename-pub.shtml
cve@mitrehttp://www.iss.net/security_center/static/9700.php
cve@mitrehttp://www.osvdb.org/854
cve@mitrehttp://www.securityfocus.com/bid/5328
af854a3a-2127-422b-91ae-364da2661108http://marc.info/?l=bugtraq&m=103002169829669&w=2
af854a3a-2127-422b-91ae-364da2661108http://online.securityfocus.com/archive/1/284634
af854a3a-2127-422b-91ae-364da2661108http://www.cisco.com/warp/public/707/ios-tftp-long-filename-pub.shtml
af854a3a-2127-422b-91ae-364da2661108http://www.iss.net/security_center/static/9700.php
af854a3a-2127-422b-91ae-364da2661108http://www.osvdb.org/854
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/5328

Data Freshness Timeline

(refreshed 10× in last 7d / 15× 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
2026-05-22 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-21655✓ verified
First seen Jul 26, 2002
Cisco IOS 11.x - TFTP Server Long File Name Buffer Overflow
Open source ↗

Frequently asked(4)

What is CVE-2002-0813?

CVE-2002-0813 is a none vulnerability published on August 12, 2002. Heap-based buffer overflow in the TFTP server capability in Cisco IOS 11.1, 11.2, and 11.3 allows remote attackers to cause a denial of service (reset) or modify configuration via a long filename.

When was CVE-2002-0813 disclosed?

CVE-2002-0813 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-2002-0813 actively exploited?

CVE-2002-0813 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 93.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2002-0813?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2002-0813, 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-2002-0813

📅 Published

🔄 Last Modified

🔗 References (12)