CVE-2015-2361
Hyper-V in Microsoft Windows 8.1 and Windows Server 2012 R2 does not properly initialize guest OS...
Hyper-V in Microsoft Windows 8.1 and Windows Server 2012 R2 does not properly initialize guest OS system data structures, which allows guest OS users to execute arbitrary code on the host OS or cause a denial of service (buffer overflow) by leveraging guest OS privileges, aka "Hyper-V Buffer Overflow Vulnerability."
Exploit likelihood
What each source reports
NVD Score used
Hyper-V in Microsoft Windows 8.1 and Windows Server 2012 R2 does not properly initialize guest OS system data structures, which allows guest OS users to execute arbitrary code on the host OS or cause a denial of service (buffer overflow) by leveraging guest OS privileges, aka "Hyper-V Buffer Overflow Vulnerability."
- Record
CVE-2015-2361- CVSS 2.0
- 7.2 High
AV:L/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-119
- Updated
- 2026-11-02
CVE List No score
Hyper-V in Microsoft Windows 8.1 and Windows Server 2012 R2 does not properly initialize guest OS system data structures, which allows guest OS users to execute arbitrary code on the host OS or cause a denial of service (buffer overflow) by leveraging guest OS privileges, aka "Hyper-V Buffer Overflow Vulnerability."
- Record
CVE-2015-2361- Updated
- 2026-11-02
EUVDEUVD-2015-2454 No score
Hyper-V in Microsoft Windows 8.1 and Windows Server 2012 R2 does not properly initialize guest OS system data structures, which allows guest OS users to execute arbitrary code on the host OS or cause a denial of service (buffer overflow) by leveraging guest OS privileges, aka "Hyper-V Buffer Overflow Vulnerability."
- Record
EUVD-2015-2454- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-h3v9-jv3m-hmqg No score
Hyper-V in Microsoft Windows 8.1 and Windows Server 2012 R2 does not properly initialize guest OS...
Hyper-V in Microsoft Windows 8.1 and Windows Server 2012 R2 does not properly initialize guest OS system data structures, which allows guest OS users to execute arbitrary code on the host OS or cause a denial of service (buffer overflow) by leveraging guest OS privileges, aka "Hyper-V Buffer Overflow Vulnerability."
- Record
GHSA-h3v9-jv3m-hmqg- Weakness
- CWE-119
- 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-2015-2361 is a high vulnerability (CVSS 7.2) in Microsoft Windows 8.1, published July 14, 2015. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.88%, the 79th percentile. No source names a fixed version.