Main Vulnerability Database Vulnerabilities #VU48870

Permissions, Privileges, and Access Controls in Microsoft Windows and Windows Server - CVE-2020-17103

Published: December 8, 2020

Vulnerability identifier: #VU48870

CSH Severity: Low

CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2020-17103

CWE-ID: CWE-264

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to application does not properly impose security restrictions in Windows Cloud Files Mini Filter Driver, which leads to security restrictions bypass and privilege escalation.

Affected software

Microsoft Windows
Windows Server

How to mitigate CVE-2020-17103

Install updates from vendor's website.

External References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-17103

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