CVE-2018-0902
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".
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.11%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.0
- 7.8 HIGHCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.11% probability · 64th percentile
- CISA KEV
- Not listed
- Affected
- microsoft/windows 10 · microsoft/windows server · microsoft/windows server 2016
- Source
- secure@microsoft.com
References
- http://www.securityfocus.com/bid/103266Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1040520Third Party Advisory, VDB Entry
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0902Patch, Vendor Advisory
- http://www.securityfocus.com/bid/103266Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1040520Third Party Advisory, VDB Entry
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0902Patch, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.