7.8
CVE-2011-2005
- EPSS 57.55%
- Published 12.10.2011 02:52:43
- Last modified 11.04.2025 00:51:21
- Source secure@microsoft.com
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afd.sys in the Ancillary Function Driver in Microsoft Windows XP SP2 and SP3 and Server 2003 SP2 does not properly validate user-mode input passed to kernel mode, which allows local users to gain privileges via a crafted application, aka "Ancillary Function Driver Elevation of Privilege Vulnerability."
Data is provided by the National Vulnerability Database (NVD)
Microsoft ≫ Windows Server 2003 Version- Updatesp2
Microsoft ≫ Windows Xp Version- Updatesp2 SwEditionprofessional HwPlatformx64
Microsoft ≫ Windows Xp Version- Updatesp3
28.03.2022: CISA Known Exploited Vulnerabilities (KEV) Catalog
Microsoft Ancillary Function Driver (afd.sys) Improper Input Validation Vulnerability
Vulnerabilityafd.sys in the Ancillary Function Driver in Microsoft Windows does not properly validate user-mode input passed to kernel mode, which allows local users to gain privileges via a crafted application.
DescriptionApply updates per vendor instructions.
Required actions| Type | Source | Score | Percentile |
|---|---|---|---|
| EPSS | FIRST.org | 57.55% | 0.981 |
| Source | Base Score | Exploit Score | Impact Score | Vector string |
|---|---|---|---|---|
| nvd@nist.gov | 7.8 | 1.8 | 5.9 |
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
|
| nvd@nist.gov | 7.2 | 3.9 | 10 |
AV:L/AC:L/Au:N/C:C/I:C/A:C
|
| 134c704f-9b21-4f2e-91b3-4a467353bcc0 | 7.8 | 1.8 | 5.9 |
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
|