CVE-2021-1647

Known Exploited

Microsoft Defender Remote Code Execution Vulnerability

Description

Microsoft Defender Remote Code Execution Vulnerability

7.8

CVSS

Severity: High

CVSS 3.1 •

CVSS 2.0 •

EPSS 63.05% Top 5%

KEV Since

Vendor Advisory microsoft.com Vendor Advisory microsoft.com

Affected: Microsoft Microsoft System Center Endpoint Protection

Affected: Microsoft Microsoft System Center 2012 R2 Endpoint Protection

Affected: Microsoft Microsoft Security Essentials

Affected: Microsoft Microsoft System Center 2012 Endpoint Protection

Affected: Microsoft Windows Defender

References

Link	Tags
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-1647	patch vendor advisory
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1647	patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-1647?: CVE-2021-1647 has been scored as a high severity vulnerability.
How to fix CVE-2021-1647?: To fix CVE-2021-1647, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-1647 being actively exploited in the wild?: It is confirmed that CVE-2021-1647 is actively exploited. Be extra cautious if you are using vulnerable components. According to its EPSS score, there is a ~63% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-1647?: CVE-2021-1647 affects Microsoft Microsoft System Center Endpoint Protection, Microsoft Microsoft System Center 2012 R2 Endpoint Protection, Microsoft Microsoft Security Essentials, Microsoft Microsoft System Center 2012 Endpoint Protection, Microsoft Windows Defender.

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