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CVE-2006-3440
Buffer overflow in the Winsock API in Microsoft Windows 2000 SP4, XP SP1 and SP2, and Server 2003 SP1 allows remote attackers to execute…
High10.0EPSS 57.3%
- Published
- Updated
- Reserved
- Assigned by
- microsoft
Description
Buffer overflow in the Winsock API in Microsoft Windows 2000 SP4, XP SP1 and SP2, and Server 2003 SP1 allows remote attackers to execute arbitrary code via unknown vectors, aka "Winsock Hostname Vulnerability."
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High10.0 | AV:N/AC:L/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 57.3% · top 0.9% of all CVEs (4 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 10.0.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (8)
- MS06-041 (opens in a new tab)vendor-advisoryx_refsource_MSx_transferred
- 1016653 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- ADV-2006-3211 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- oval:org.mitre.oval:def:747 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- 19319 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 21394 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- TA06-220A (opens in a new tab)third-party-advisoryx_refsource_CERTx_transferred
- VU#908276 (opens in a new tab)third-party-advisoryx_refsource_CERT-VNx_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-2006-3440)Record last updated .