CVE-2018-0877

Windows Desktop Bridge VFS Elevation of Privilege Vulnerability

CVE-2018-0877 is fixed in 8 products on 1 platform, first by KB4088787, released March 13, 2018. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
7.0
Important
Exploitation
None reported
Exploitation Less Likely
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0335
88th percentile

<p>An elevation of privilege vulnerability exists in Windows when the Desktop Bridge VFS does not take into acccount user/kernel mode when managing file paths. An attacker who successfully exploited this vulnerability could run arbitrary code in kernel mode. An attacker could then install programs; view, change, or delete data; or create new accounts with full user rights.</p> <p>To exploit this vulnerability, an attacker would first have to log on to the system. An attacker could then run a specially crafted application that could exploit the vulnerability and take control of an affected system.</p> <p>The update addresses this vulnerability by correcting how the Windows Desktop Bridge VFS handles file path management.</p>

Where it's fixed

ProductFixed inFixReleased
Microsoft
Windows 10 Version 1607 for 32-bit Systems KB4088787 Mar 13, 2018
Windows 10 Version 1607 for x64-based Systems KB4088787 Mar 13, 2018
Windows 10 Version 1703 for 32-bit Systems KB4088782 Mar 13, 2018
Windows 10 Version 1703 for x64-based Systems KB4088782 Mar 13, 2018
Windows 10 Version 1709 for 32-bit Systems 16299.309 KB4088776 Mar 13, 2018
Windows Server 2016 KB4088787 Mar 13, 2018
Windows Server 2016 (Server Core installation) KB4088787 Mar 13, 2018
Windows Server, version 1709 (Server Core Installation) 16299.309 KB4088776 Mar 13, 2018