How severe is CVE-2012-0149?

CVE-2012-0149 has a CVSS 2.0 base score of 7.2, rated high severity.

Is CVE-2012-0149 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-0149?

CVE-2012-0149 affects Microsoft Windows Server 2003. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2012-0149?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2012-0149 published?

CVE-2012-0149 was published on 2012-02-14 and last updated on 2026-06-16.

CVE-2012-0149

CVE-2012-0149 is a high-severity vulnerability in Microsoft Windows Server 2003 with a CVSS 2.0 base score of 7.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.

Key facts

Severity: High (CVSS 2.0 base score 7.2)
EPSS exploit prediction: 2% (73rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Microsoft Windows Server 2003
Published: 2012-02-14
Last modified: 2026-06-16

Description

afd.sys in the Ancillary Function Driver in Microsoft Windows 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."

Frequently asked questions

What is CVE-2012-0149?: afd.sys in the Ancillary Function Driver in Microsoft Windows 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."
How severe is CVE-2012-0149?: CVE-2012-0149 has a CVSS 2.0 base score of 7.2, rated high severity.
Is CVE-2012-0149 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-0149?: CVE-2012-0149 affects Microsoft Windows Server 2003. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2012-0149?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2012-0149 published?: CVE-2012-0149 was published on 2012-02-14 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:*:*

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