CVE-2015-6111

Name: CVE-2015-6111
Creator: NVD / NIST
Published: 2015-11-11T12:59:44.653+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 7.79%

Last modified Jun 17, 2026

CVE-2015-6111 is a vulnerability of currently unknown severity. IPSec in Microsoft Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT Gold and 8.1, and Windows 10 Gold and 1511 mishandles encryption negotiation, which allows remote authenticated users to cause a denial of service (system hang) via crafted IP traffic, aka "Windows IPSec Denial of Service Vulnerability.". EPSS estimates a 7.79% chance of exploitation in the next 30 days.

Description

IPSec in Microsoft Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT Gold and 8.1, and Windows 10 Gold and 1511 mishandles encryption negotiation, which allows remote authenticated users to cause a denial of service (system hang) via crafted IP traffic, aka "Windows IPSec Denial of Service Vulnerability."

Metrics

EPSS Probability

7.79%

93.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-399

Affected Software

Vendor	Product	Versions
Microsoft	Windows 10	All versions
Microsoft	Windows 8	All versions
Microsoft	Windows 8.1	All versions
Microsoft	Windows Rt	All versions
Microsoft	Windows Rt 8.1	All versions
Microsoft	Windows Server 2012	All versions
Microsoft	Windows Server 2012	r2

References

http://www.securitytracker.com/id/1034123Third Party Advisory, VDB Entry
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-120Patch, Vendor Advisory
http://www.securitytracker.com/id/1034123Third Party Advisory, VDB Entry
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-120Patch, Vendor Advisory

Timeline

Published: Nov 11, 2015
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2015-6111?

How severe is CVE-2015-6111?

Severity scoring for CVE-2015-6111 is pending analysis. The EPSS model estimates a 7.79% probability of exploitation in the next 30 days.

How do I fix CVE-2015-6111?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2015-6111?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST