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Microsoft Security Essentials Remote Code Execution Vulnerability - Jan 2021

Information

Severity

Severity

Critical

Family

Family

Windows

CVSSv2 Base

CVSSv2 Base

9.3

CVSSv2 Vector

CVSSv2 Vector

AV:N/AC:M/Au:N/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 a critical security update according to Microsoft Security Updates released for Microsoft Security Essentials Protection Engine dated 12-01-2021

Insight

Insight

The flaw exists while opening a malicious document on a system where Microsoft Security Essentials is installed

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)