Which products and versions are affected by CVE-2016-7237?

Affected: Windows 10 (Microsoft) versions 1511, 1607; Windows 7 (Microsoft); Windows 8.1 (Microsoft), among others. The full list is in the CVE brief.

Is CVE-2016-7237 being exploited in the wild?

It is not listed in any known-exploited vulnerabilities catalog.

Is CVE-2016-7237 in the CISA KEV catalog?

No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.

Is there a public exploit for CVE-2016-7237?

Public exploit code is available.

Is there a fix for CVE-2016-7237?

No fixed version is listed yet; check the vendor advisory for mitigations.

How urgently should CVE-2016-7237 be patched?

Brandefense priority: patch immediately, because it is very likely to be exploited soon.

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Vulnerability Intelligence

CVE-2016-7237

MediumPublic exploit

Published Nov 10, 2016 · Updated May 6, 2026

Key Facts

Patch immediately

CVE-2016-7237 is a medium-severity vulnerability (CVSS 6.5 v3) affecting Windows 10 (Microsoft), Windows 7 (Microsoft), Windows 8.1 (Microsoft) and 5 more products.
It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
EPSS estimates a 67% probability of exploitation in the next 30 days.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.

CVSS v3

6.5

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS (30-day exploit likelihood)

67%

Higher than 99.3% of all scored CVEs

Exploited in the wild

No known

Not in a known-exploited catalog

Public exploit code

Available

Proof-of-concept or weaponized module

Get the full CVE-2016-7237 brief as a PDF

Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.

Description

Local Security Authority Subsystem Service (LSASS) 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, Windows 10 Gold, 1511, and 1607, and Windows Server 2016 allows remote authenticated users to cause a denial of service (system hang) via a crafted request, aka "Local Security Authority Subsystem Service Denial of Service Vulnerability."

Affected Products

12 affected entries in total

Product	Affected versions	Fixed in
Windows 10Microsoft	1511, 1607	n/a
Windows 7Microsoft	See advisory	n/a
Windows 8.1Microsoft	See advisory	n/a
Windows Rt 8.1Microsoft	See advisory	n/a
Windows Server 2008Microsoft	r2-sp1	n/a

3 more affected products in the full CVE brief

Timeline

Publicly disclosed
Nov 10, 2016
Last updated
May 6, 2026

Weakness Type

CWE-284 Improper Access Control

References

exploitExploitDB-40744
otherMS16-137
other40744
other94040
other1037249

FAQ

Common Questions.

Local Security Authority Subsystem Service (LSASS) 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, Windows 10 Gold, 1511, and 1607, and Windows Server 2016 allows remote authenticated users to cause a denial of service (sy…
Affected: Windows 10 (Microsoft) versions 1511, 1607; Windows 7 (Microsoft); Windows 8.1 (Microsoft), among others. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.

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