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Microsoft Security Essentials Elevation of Privilege Vulnerability - April 2020

Information

Severity

Severity

Medium

Family

Family

Windows

CVSSv2 Base

CVSSv2 Base

6.5

CVSSv2 Vector

CVSSv2 Vector

AV:L/AC:L/Au:M/C:C/I:C/A:C

Solution Type

Solution Type

Vendor Patch

Created

Created

3 years ago

Modified

Modified

3 years ago

Summary

This host is missing an important security update according to Microsoft Security Updates released for Microsoft Security Essentials Protection Engine dated 23-09-2019

Insight

Insight

The flaw exists when the MpSigStub.exe for Defender allows file deletion in arbitrary locations.

Affected Software

Affected Software

- Microsoft Security Essentials

Detection Method

Detection Method

Checks if a vulnerable version is present on the target host

Solution

Solution

Run the Windows Update to update the malware protection engine to the latest version available. Typically, no action is required as the built-in mechanism for the automatic detection and deployment of updates will apply the update itself.

Common Vulnerabilities and Exposures (CVE)