CVE-2018-0902

Description

The Cryptography Next Generation (CNG) kernel-mode driver (cng.sys) in Windows 10 Gold, 1511, 1607, 1703, and 1709. Windows Server 2016 and Windows Server, version 1709 allows a security feature bypass vulnerability due to the way the kernel-mode driver validates and enforces impersonation levels, aka "Windows Security Feature Bypass Vulnerability". This CVE is unique from CVE-2018-0884.

7.8

CVSS

Severity: High

CVSS 3.0 •

CVSS 2.0 •

EPSS 0.39%

Vendor Advisory microsoft.com

Affected: Microsoft Corporation Cryptography Next Generation (CNG) kernel-mode driver (cng.sys)

References

Link	Tags
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0902	patch vendor advisory
http://www.securityfocus.com/bid/103266	vdb entry third party advisory
http://www.securitytracker.com/id/1040520	vdb entry third party advisory

Frequently Asked Questions

What is the severity of CVE-2018-0902?: CVE-2018-0902 has been scored as a high severity vulnerability.
How to fix CVE-2018-0902?: To fix CVE-2018-0902, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-0902 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2018-0902 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2018-0902?: CVE-2018-0902 affects Microsoft Corporation Cryptography Next Generation (CNG) kernel-mode driver (cng.sys).

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