Microsoft Windows Vista Gold, SP1, and SP2, Windows Server 2008 Gold and SP2, and Windows 7 RC do not properly process the command value in an SMB Multi-Protocol Negotiate Request packet, which allows remote attackers to execute arbitrary code via a crafted SMBv2 packet to the Server service, aka "SMBv2 Command Value Vulnerability."
Published Oct 14, 2009
10.0
HIGHCVSS 2.0
EPSS 62.17%
Description
Microsoft Windows Vista Gold, SP1, and SP2, Windows Server 2008 Gold and SP2, and Windows 7 RC do not properly process the command value in an SMB Multi-Protocol Negotiate Request packet, which allows remote attackers to execute arbitrary code via a crafted SMBv2 packet to the Server service, aka "SMBv2 Command Value Vulnerability."
Affected products
No data.
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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.
AV:N/AC:L/Au:N/C:C/I:C/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
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 (32 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 62.17% (0.62171) | 99.16th | v5 (v2026.06.15) |
| Jun 15, 2026 | 62.17% (0.62171) | 99.07th | v5 (v2026.06.15) |
| Jul 2, 2025 | 61.78% (0.61784) | 98.24th | v4 (v2025.03.14) |
| May 24, 2025 | 76.03% (0.76026) | 98.84th | v4 (v2025.03.14) |
| Mar 30, 2025 | 73.05% (0.73051) | 98.71th | v4 (v2025.03.14) |
| Mar 29, 2025 | 41.93% (0.41928) | 96.16th | v4 (v2025.03.14) |
| Mar 17, 2025 | 73.05% (0.73051) | 98.71th | v4 (v2025.03.14) |
| Feb 10, 2025 | 47.34% (0.47335) | 97.59th | v3 (v2023.03.01) |
| Jan 7, 2025 | 50.15% (0.50149) | 97.63th | v3 (v2023.03.01) |
| Dec 17, 2024 | 61.13% (0.61132) | 97.95th | v3 (v2023.03.01) |
| Dec 3, 2024 | 53.79% (0.53791) | 97.73th | v3 (v2023.03.01) |
| Oct 27, 2024 | 68.00% (0.68003) | 98.04th | v3 (v2023.03.01) |
| Sep 20, 2024 | 71.54% (0.71540) | 98.11th | v3 (v2023.03.01) |
| Apr 13, 2024 | 74.26% (0.74261) | 98.08th | v3 (v2023.03.01) |
| Mar 2, 2024 | 85.09% (0.85088) | 98.43th | v3 (v2023.03.01) |
| Jan 17, 2024 | 91.19% (0.91193) | 98.64th | v3 (v2023.03.01) |
| Dec 2, 2023 | 91.68% (0.91679) | 98.64th | v3 (v2023.03.01) |
| Oct 17, 2023 | 92.34% (0.92339) | 98.65th | v3 (v2023.03.01) |
| Sep 2, 2023 | 93.45% (0.93450) | 98.74th | v3 (v2023.03.01) |
| Jul 20, 2023 | 94.02% (0.94016) | 98.78th | v3 (v2023.03.01) |
| Jun 7, 2023 | 94.75% (0.94749) | 98.86th | v3 (v2023.03.01) |
| Apr 25, 2023 | 95.30% (0.95303) | 98.94th | v3 (v2023.03.01) |
| Mar 12, 2023 | 95.69% (0.95692) | 98.99th | v3 (v2023.03.01) |
| Mar 7, 2023 | 95.65% (0.95646) | 98.97th | v3 (v2023.03.01) |
| Mar 6, 2023 | 26.00% (0.26003) | 97.06th | v2 (v2022.01.01) |
| Jan 14, 2023 | 26.00% (0.26003) | 96.99th | v2 (v2022.01.01) |
| Nov 12, 2022 | 30.33% (0.30332) | 97.44th | v2 (v2022.01.01) |
| Sep 8, 2022 | 32.70% (0.32697) | 97.53th | v2 (v2022.01.01) |
| Jul 18, 2022 | 36.85% (0.36846) | 97.80th | v2 (v2022.01.01) |
| Jul 17, 2022 | 6.52% (0.06523) | 90.96th | v2 (v2022.01.01) |
| Feb 20, 2022 | 36.85% (0.36846) | 97.05th | v2 (v2022.01.01) |
| Feb 4, 2022 | 38.71% (0.38714) | 97.29th | v2 (v2022.01.01) |
References (3)
- http://www.us-cert.gov/cas/techalerts/TA09-286A.html third-party-advisoryx_refsource_CERTUS Government Resource
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-050 vendor-advisoryx_refsource_MS
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6336 vdb-entrysignaturex_refsource_OVAL
| Link | Providers | Tags |
|---|---|---|
| http://www.us-cert.gov/cas/techalerts/TA09-286A.html | third-party-advisoryx_refsource_CERTUS Government Resource | |
| https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-050 | vendor-advisoryx_refsource_MS | |
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6336 | vdb-entrysignaturex_refsource_OVAL |
Change history (0)
No recorded changes yet.