Microsoft Azure Active Directory Connect Authentication Bypass Vulnerability
CVE-2021-36949

7.1HIGH

Key Information:

Vendor

Microsoft
Status
Microsoft Azure Active Directory Connect 1.x.y.z
Azure Active Directory Connect Provisioning Agent
Microsoft Azure Active Directory Connect 2.0.x.y
Vendor
CVE Published:
12 August 2021

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2021-36949?

Microsoft Azure Active Directory Connect Authentication Bypass Vulnerability

Affected Version(s)

Azure Active Directory Connect Provisioning Agent Unknown 1.1.0.0 < 1.1.582.0

Microsoft Azure Active Directory Connect 1.X.Y.Z Unknown 1.0.0.0 < 1.6.11.3

Microsoft Azure Active Directory Connect 2.0.X.Y Unknown 2.0.0.0 < 2.0.8.0

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.

Check-AAD-Connect-for-CVE-2021-36949-vulnerability
Created by Maxwitat

References

https://portal.msrc.microsoft.com/en-US/security-guidance...
x_refsource_MISC

CVSS V3.1

Score:
7.1
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Adjacent Network
Attack Complexity:
High
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.