CVE-2015-6111
IPSec in Microsoft Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT Gold and 8...
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."
Exploit likelihood
What each source reports
NVD Score used
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."
- Record
CVE-2015-6111- CVSS 2.0
- 6.8 Medium
AV:N/AC:L/Au:S/C:N/I:N/A:C - Weakness
- CWE-399
- Updated
- 2026-11-02
CVE List No score
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."
- Record
CVE-2015-6111- Updated
- 2026-11-02
EUVDEUVD-2015-6054 No score
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."
- Record
EUVD-2015-6054- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-vgc4-g2ff-j2wj No score
IPSec in Microsoft Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT Gold and 8...
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."
- Record
GHSA-vgc4-g2ff-j2wj- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2015-6111 is a medium vulnerability (CVSS 6.8) in Microsoft Windows 10, published November 11, 2015. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 7.79%, the 94th percentile. No source names a fixed version.