Microsoft Defender Remote Code Execution Vulnerability
CVE-2021-1647

7.8HIGH

Key Information:

Vendor
Microsoft
Status
Microsoft System Center Endpoint Protection
Microsoft System Center 2012 R2 Endpoint Protection
Microsoft Security Essentials
Microsoft System Center 2012 Endpoint Protection
Vendor
CVE Published:
12 January 2021

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 21%🦅 CISA Reported

Summary

Microsoft Defender Remote Code Execution Vulnerability

CISA Reported

CISA provides regional cyber and physical services to support security and resilience across the United States. CISA monitor the most dangerious vulnerabilities and have identifed as being exploited but is not known by the CISA to be used in ransomware campaigns. This is subject to change at pace

The CISA's recommendation is: Apply updates per vendor instructions.

Affected Version(s)

Microsoft Security Essentials Unknown

Microsoft System Center 2012 Endpoint Protection Unknown

Microsoft System Center 2012 R2 Endpoint Protection Unknown

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

cve-2021-1647
Created by findcool

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisory

EPSS Score

21% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🦅

    CISA Reported

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Collectors

NVD DatabaseMitre DatabaseCISA Database1 Proof of Concept(s)
.