Permissions, Privileges, and Access Controls in Microsoft products - CVE-2019-1161
Published: August 14, 2019
Vulnerability identifier: #VU20281
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2019-1161
CWE-ID: CWE-264
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Microsoft
Affected software:
Microsoft Forefront Endpoint Protection
Microsoft Security Essentials
Windows Defender
Microsoft Forefront Endpoint Protection
Microsoft Security Essentials
Windows Defender
Detailed vulnerability description
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists in the MpSigStub.exe for Defender that allows arbitrary file deletion. A local user can run a specially crafted command and delete protected files on the system.
How to mitigate CVE-2019-1161
Install update from vendor's website.