CVE-2015-1674

Name: CVE-2015-1674
Creator: NVD / NIST
Published: 2015-05-13T10:59:06.973+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 3.33%

Last modified Jun 17, 2026

CVE-2015-1674 is a vulnerability of currently unknown severity. The kernel in Microsoft Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 does not properly validate an unspecified address, which allows local users to bypass the KASLR protection mechanism, and consequently discover the cng.sys base address, via a crafted application, aka "Windows Kernel Security Feature Bypass Vulnerability.". EPSS estimates a 3.33% chance of exploitation in the next 30 days.

Description

The kernel in Microsoft Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 does not properly validate an unspecified address, which allows local users to bypass the KASLR protection mechanism, and consequently discover the cng.sys base address, via a crafted application, aka "Windows Kernel Security Feature Bypass Vulnerability."

Metrics

EPSS Probability

3.33%

87.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-254

Affected Software

Vendor	Product	Versions
Microsoft	Windows 8	All versions
Microsoft	Windows 8.1	All versions
Microsoft	Windows Rt	All versions
Microsoft	Windows Rt 8.1	All versions
Microsoft	Windows Server 2012	All versions
Microsoft	Windows Server 2012	r2

References

http://www.securityfocus.com/bid/74488Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1032292Third Party Advisory, VDB Entry
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-052Patch, Vendor Advisory
https://www.exploit-db.com/exploits/37052/Exploit, Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/74488Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1032292Third Party Advisory, VDB Entry
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-052Patch, Vendor Advisory
https://www.exploit-db.com/exploits/37052/Exploit, Third Party Advisory, VDB Entry

Timeline

Published: May 13, 2015
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2015-1674?

How severe is CVE-2015-1674?

Severity scoring for CVE-2015-1674 is pending analysis. The EPSS model estimates a 3.33% probability of exploitation in the next 30 days.

How do I fix CVE-2015-1674?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2015-1674?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST