Vulnerability in Microsoft Windows 10

CVE-2016-3237

Kerberos in Microsoft Windows Vista SP2; Windows Server 2008 SP2 and R2 SP1; Windows 7 SP1; Windows 8.1; Windows Server 2012 Gold and R2; Windows RT 8.1; and Windows 10 Gold, 1511, and 1607 allows man-in-the-middle attackers to bypass authentication via vectors related to a fallback to NTLM authentication during a domain account password change, aka "Kerberos Security Feature Bypass Vulnerability."

EPSS: 0.172 (96.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/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-2016-3237?
CVE-2016-3237 is a high-severity vulnerability in Microsoft Windows 10, classified under CWE-264. CVSS score: 7.5/10. Published 2016-08-09.
How severe is CVE-2016-3237?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2016-3237 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.