Auth bypass in Microsoft Azure Active Directory Connect

CVE-2021-36949

Microsoft Azure Active Directory Connect Authentication Bypass Vulnerability

Vulnerability class: Broken Authentication

EPSS: 0.012 (65.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-36949?
CVE-2021-36949 is a high-severity vulnerability in Microsoft Azure Active Directory Connect, classified under Improper Authentication. CVSS score: 7.1/10. Published 2021-08-12.
How severe is CVE-2021-36949?
High severity. CVSS v3 base score is 7.1 out of 10.
Is CVE-2021-36949 known to be exploited?
4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.