HIGH
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."
Published Aug 9, 2006
10.0
HIGHCVSS 2.0
EPSS 57.30%
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."
Affected products
No data.
OR
- n/a
- 64-bit
- sp1
- sp1
- n/a
- n/a
- n/a
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
10.0 HIGH NVD
AV:N/AC:L/Au:N/C:C/I:C/A:C
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
57.30% 0.57297
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.57297
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (26 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 57.30% (0.57297) | 99.05th | v5 (v2026.06.15) |
| Jul 20, 2026 | 57.30% (0.57297) | 98.97th | v5 (v2026.06.15) |
| Jul 7, 2026 | 61.97% (0.61974) | 99.07th | v5 (v2026.06.15) |
| Jun 20, 2026 | 59.92% (0.59922) | 99.01th | v5 (v2026.06.15) |
| Jun 15, 2026 | 57.20% (0.57201) | 98.94th | v5 (v2026.06.15) |
| May 7, 2026 | 73.64% (0.73642) | 98.83th | v4 (v2025.03.14) |
| Dec 28, 2025 | 72.50% (0.72500) | 98.71th | v4 (v2025.03.14) |
| Dec 27, 2025 | 73.65% (0.73645) | 98.77th | v4 (v2025.03.14) |
| Oct 28, 2025 | 72.50% (0.72500) | 98.69th | v4 (v2025.03.14) |
| Oct 27, 2025 | 73.65% (0.73645) | 98.75th | v4 (v2025.03.14) |
| Oct 23, 2025 | 72.50% (0.72500) | 98.70th | v4 (v2025.03.14) |
| Oct 1, 2025 | 77.43% (0.77433) | 98.95th | v4 (v2025.03.14) |
| Mar 30, 2025 | 73.65% (0.73645) | 98.73th | v4 (v2025.03.14) |
| Mar 29, 2025 | 79.28% (0.79283) | 98.80th | v4 (v2025.03.14) |
| Mar 17, 2025 | 72.79% (0.72792) | 98.69th | v4 (v2025.03.14) |
| Dec 17, 2024 | 72.70% (0.72705) | 98.28th | v3 (v2023.03.01) |
| Nov 28, 2024 | 77.74% (0.77738) | 98.34th | v3 (v2023.03.01) |
| Jun 29, 2024 | 80.30% (0.80296) | 98.33th | v3 (v2023.03.01) |
| Apr 14, 2024 | 90.43% (0.90428) | 98.77th | v3 (v2023.03.01) |
| Jan 1, 2024 | 90.63% (0.90633) | 98.58th | v3 (v2023.03.01) |
| Nov 12, 2023 | 92.11% (0.92106) | 98.68th | v3 (v2023.03.01) |
| Oct 4, 2023 | 92.46% (0.92457) | 98.65th | v3 (v2023.03.01) |
| Jun 12, 2023 | 93.00% (0.92996) | 98.57th | v3 (v2023.03.01) |
| Mar 7, 2023 | 94.68% (0.94678) | 98.72th | v3 (v2023.03.01) |
| Mar 6, 2023 | 46.72% (0.46718) | 98.56th | v2 (v2022.01.01) |
| Feb 4, 2022 | 46.72% (0.46718) | 98.03th | v2 (v2022.01.01) |
Weaknesses (0)
No CWE recorded.
References (8)
- http://secunia.com/advisories/21394 third-party-advisoryx_refsource_SECUNIA
- http://securitytracker.com/id?1016653 vdb-entryx_refsource_SECTRACK
- http://www.kb.cert.org/vuls/id/908276 third-party-advisoryx_refsource_CERT-VNPatchUS Government Resource
- http://www.securityfocus.com/bid/19319 vdb-entryx_refsource_BID
- http://www.us-cert.gov/cas/techalerts/TA06-220A.html third-party-advisoryx_refsource_CERTPatchUS Government Resource
- http://www.vupen.com/english/advisories/2006/3211 vdb-entryx_refsource_VUPEN
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2006/ms06-041 vendor-advisoryx_refsource_MS
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A747 vdb-entrysignaturex_refsource_OVAL
| Link | Providers | Tags |
|---|---|---|
| http://secunia.com/advisories/21394 | third-party-advisoryx_refsource_SECUNIA | |
| http://securitytracker.com/id?1016653 | vdb-entryx_refsource_SECTRACK | |
| http://www.kb.cert.org/vuls/id/908276 | third-party-advisoryx_refsource_CERT-VNPatchUS Government Resource | |
| http://www.securityfocus.com/bid/19319 | vdb-entryx_refsource_BID | |
| http://www.us-cert.gov/cas/techalerts/TA06-220A.html | third-party-advisoryx_refsource_CERTPatchUS Government Resource | |
| http://www.vupen.com/english/advisories/2006/3211 | vdb-entryx_refsource_VUPEN | |
| https://docs.microsoft.com/en-us/security-updates/securitybulletins/2006/ms06-041 | vendor-advisoryx_refsource_MS | |
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A747 | vdb-entrysignaturex_refsource_OVAL |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner microsoft
Published Aug 9, 2006
Updated Aug 7, 2024
Reserved Jul 7, 2006
Link CVE-2006-3440
CISA Vulnrichment
Updated n/a