CVE-2021-1647

Microsoft Defender Remote Code Execution Vulnerability

Basic Information

CVE State: PUBLISHED
Reserved Date: December 02, 2020
Published Date: January 12, 2021
Last Updated: February 04, 2025
Vendor: Microsoft
Product: Microsoft System Center Endpoint Protection, Microsoft System Center 2012 R2 Endpoint Protection, Microsoft Security Essentials, Microsoft System Center 2012 Endpoint Protection, Windows Defender
Description: Microsoft Defender Remote Code Execution Vulnerability
Tags

CVSS Scores

CVSS v3.1

7.8 - HIGH

Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C

SSVC Information

Exploitation: active
Technical Impact: total

Exploit Status

Exploited in the Wild: Yes (2021-11-03 00:00:00 UTC) Source

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-1647

Known Exploited Vulnerability Information

Source	Added Date
CISA	2021-11-03 00:00:00 UTC

Timeline

CVE ID Reserved

December 02, 2020
CVE Published to Public

January 12, 2021
Added to KEVIntel

November 03, 2021