The Ancillary Function Driver (AFD) in afd.sys in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 does not properly validate user-mode input, which allows local users to gain privileges via a crafted application, aka "Ancillary Function Driver Elevation of Privilege Vulnerability."
Published Jun 16, 2011
7.2
HIGHCVSS 2.0
EPSS 8.49%
Description
The Ancillary Function Driver (AFD) in afd.sys in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 does not properly validate user-mode input, which allows local users to gain privileges via a crafted application, aka "Ancillary Function Driver Elevation of Privilege Vulnerability."
Affected products
No data.
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- r2
- r2
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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:L/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 (31 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 8.49% (0.08488) | 94.87th | v5 (v2026.06.15) |
| Jun 15, 2026 | 8.42% (0.08420) | 94.26th | v5 (v2026.06.15) |
| Feb 23, 2026 | 3.81% (0.03808) | 87.86th | v4 (v2025.03.14) |
| Dec 28, 2025 | 11.57% (0.11568) | 93.40th | v4 (v2025.03.14) |
| Dec 27, 2025 | 16.57% (0.16575) | 94.73th | v4 (v2025.03.14) |
| Dec 16, 2025 | 19.08% (0.19084) | 95.12th | v4 (v2025.03.14) |
| Oct 28, 2025 | 29.32% (0.29315) | 96.35th | v4 (v2025.03.14) |
| Oct 27, 2025 | 25.98% (0.25983) | 96.05th | v4 (v2025.03.14) |
| Oct 3, 2025 | 29.32% (0.29315) | 96.45th | v4 (v2025.03.14) |
| Oct 1, 2025 | 43.25% (0.43249) | 97.42th | v4 (v2025.03.14) |
| Jul 26, 2025 | 39.39% (0.39393) | 97.14th | v4 (v2025.03.14) |
| Jul 21, 2025 | 22.39% (0.22388) | 95.55th | v4 (v2025.03.14) |
| May 7, 2025 | 24.41% (0.24407) | 95.76th | v4 (v2025.03.14) |
| Apr 23, 2025 | 31.12% (0.31122) | 96.45th | v4 (v2025.03.14) |
| Apr 17, 2025 | 36.65% (0.36646) | 96.86th | v4 (v2025.03.14) |
| Mar 30, 2025 | 29.44% (0.29437) | 96.20th | v4 (v2025.03.14) |
| Mar 29, 2025 | 28.11% (0.28105) | 94.41th | v4 (v2025.03.14) |
| Mar 28, 2025 | 29.44% (0.29437) | 96.20th | v4 (v2025.03.14) |
| Mar 27, 2025 | 28.11% (0.28105) | 95.80th | v4 (v2025.03.14) |
| Mar 20, 2025 | 24.13% (0.24130) | 95.63th | v4 (v2025.03.14) |
| Mar 19, 2025 | 28.11% (0.28105) | 95.88th | v4 (v2025.03.14) |
| Mar 18, 2025 | 24.13% (0.24130) | 95.65th | v4 (v2025.03.14) |
| Mar 17, 2025 | 31.37% (0.31372) | 96.38th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00043) | 11.68th | v3 (v2023.03.01) |
| Jul 18, 2024 | 0.04% (0.00043) | 10.17th | v3 (v2023.03.01) |
| Oct 23, 2023 | 0.04% (0.00043) | 8.17th | v3 (v2023.03.01) |
| Mar 15, 2023 | 0.05% (0.00048) | 14.57th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.06% (0.00062) | 24.26th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.12% (0.02116) | 80.02th | v2 (v2022.01.01) |
| Apr 1, 2022 | 2.12% (0.02116) | 78.10th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.12% (0.02116) | 56.79th | v2 (v2022.01.01) |
References (3)
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-046 vendor-advisoryx_refsource_MS
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12731 vdb-entrysignaturex_refsource_OVAL
- https://www.exploit-db.com/exploits/40564/ exploitx_refsource_EXPLOIT-DB
| Link | Providers | Tags |
|---|---|---|
| https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-046 | vendor-advisoryx_refsource_MS | |
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12731 | vdb-entrysignaturex_refsource_OVAL | |
| https://www.exploit-db.com/exploits/40564/ | exploitx_refsource_EXPLOIT-DB |
Change history (0)
No recorded changes yet.