# CVE-2002-0321

## Summary

- **CVE ID:** CVE-2002-0321
- **Severity:** UNKNOWN
- **CVSS Score:** 0.09
- **CWE:** N/A
- **Published:** May 3, 2002
- **Last Modified:** Mar 16, 2026

## Description

Yahoo! Messenger 5.0 allows remote attackers to spoof other users by modifying the username and using the spoofed username for social engineering or denial of service (flooding) attacks.

## Affected Products

- n/a — n/a (n/a)

## References

- [CNA](http://www.iss.net/security_center/static/8267.php)
- [CNA](http://www.cert.org/advisories/CA-2002-16.html)
- [CNA](http://marc.info/?l=bugtraq&m=101439616623230&w=2)
- [CNA](http://www.kb.cert.org/vuls/id/952875)
- [CNA](http://www.securityfocus.com/bid/4164)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 2.33%
- **EPSS Percentile:** 84.5

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-18._