What is the CVSS score of CVE-2012-0151?

CVE-2012-0151 has a CVSS 3.1 base score of 7.8 (High). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. EPSS exploitation probability: 89.0%.

Is CVE-2012-0151 being actively exploited?

Yes, CVE-2012-0151 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, confirming active in-the-wild exploitation. Immediate patching is required.

Is there a patch available for CVE-2012-0151?

Yes, a patch is available for CVE-2012-0151. Update the affected software to the latest version immediately.

Microsoft CVE-2012-0151

HIGH

Improper Input Validation (CWE-20)

2012-04-10 secure@microsoft.com

Microsoft RCE

7.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.8 HIGH

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Added to CISA KEV

Apr 21, 2026 - 15:31 CISA

CVE Published

Apr 10, 2012 - 21:55 cve.org

HIGH 7.8

DescriptionCVE.org

The Authenticode Signature Verification function in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2, R2, and R2 SP1, Windows 7 Gold and SP1, and Windows 8 Consumer Preview does not properly validate the digest of a signed portable executable (PE) file, which allows user-assisted remote attackers to execute arbitrary code via a modified file with additional content, aka "WinVerifyTrust Signature Validation Vulnerability."

AnalysisAI

The Authenticode Signature Verification function in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2, R2, and R2 SP1, Windows 7 Gold and SP1, and. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. Actively exploited in the wild (cisa kev) and EPSS exploitation probability 89.0%.

Technical ContextAI

This vulnerability is classified under CWE-20. The Authenticode Signature Verification function in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2, R2, and R2 SP1, Windows 7 Gold and SP1, and Windows 8 Consumer Preview does not properly validate the digest of a signed portable executable (PE) file, which allows user-assisted remote attackers to execute arbitrary code via a modified file with additional content, aka "WinVerifyTrust Signature Validation Vulnerability." Affected products include: Microsoft Windows 7, Microsoft Windows Server 2003, Microsoft Windows Server 2008, Microsoft Windows Vista, Microsoft Windows Xp.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.