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CVE-2002-0321
Yahoo! Messenger 5.0 allows remote attackers to spoof other users by modifying the username and using the spoofed username for social…
Medium5.0EPSS 3.3%
- Published
- Updated
- Reserved
- Assigned by
- mitre
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.0 | AV:N/AC:L/Au:N/C:N/I:P/A:N |
- EPSS (exploitation in 30 days)
- 3.3% · top 12% of all CVEs (3 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (5)
- yahoo-messenger-username-spoof(8267) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- CA-2002-16 (opens in a new tab)third-party-advisoryx_refsource_CERTx_transferred
- 20020221 Remote crashes in Yahoo messenger (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- VU#952875 (opens in a new tab)third-party-advisoryx_refsource_CERT-VNx_transferred
- 4164 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://trackcve.app/cve/CVE-2002-0321)Record last updated .