CVE-2021-42298: Microsoft Defender Remote Code Execution Vulnerability

Published Nov 10, 2021
·
Updated

Microsoft Defender Remote Code Execution Vulnerability

Affected Software

1 affected component
Microsoft Malware Protection Engine<1.1.18700.3

Event History

Nov 10, 2021
CVE Published
12:47 AM
Data Sourced
12:47 AM
DescriptionSeverity
Data Sourced
via NVD·01:19 AM
RemedyDescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is CVE-2021-42298?

CVE-2021-42298 is a vulnerability in Microsoft Defender that allows remote code execution.

2

How severe is CVE-2021-42298?

CVE-2021-42298 has a severity rating of 7.8, which is considered critical.

3

What software is affected by CVE-2021-42298?

The affected software is Microsoft Malware Protection Engine version up to exclusive 1.1.18700.3.

4

How can I fix CVE-2021-42298?

To fix CVE-2021-42298, update your Microsoft Malware Protection Engine to a version higher than 1.1.18700.3.

5

Where can I find more information about CVE-2021-42298?

You can find more information about CVE-2021-42298 in the Microsoft Security Guidance Advisory at the following link: [https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-42298](https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-42298).

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