CVE-2016-3306
The kernel in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1,...
CVE-2016-3306 is a high vulnerability (CVSS 7.8) in Microsoft Windows 10, published September 14, 2016. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.21%, the 82nd percentile. No source names a fixed version.
The kernel 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 mishandles session objects, which allows local users to hijack sessions, and consequently gain privileges, via a crafted application, aka "Windows Session Object Elevation of Privilege Vulnerability," a different vulnerability than CVE-2016-3305.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
The kernel 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 mishandles session objects, which allows local users to hijack sessions, and consequently gain privileges, via a crafted application, aka "Windows Session Object Elevation of Privilege Vulnerability," a different vulnerability than CVE-2016-3305.
- Record
CVE-2016-3306- CVSS 3.0
- 7.8 High
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 4.6 Medium
AV:L/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-19
- Updated
- 2026-11-02
CVE List No score
The kernel 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 mishandles session objects, which allows local users to hijack sessions, and consequently gain privileges, via a crafted application, aka "Windows Session Object Elevation of Privilege Vulnerability," a different vulnerability than CVE-2016-3305.
- Record
CVE-2016-3306- Updated
- 2026-11-02
EUVDEUVD-2016-4338 No score
The kernel 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 mishandles session objects, which allows local users to hijack sessions, and consequently gain privileges, via a crafted application, aka "Windows Session Object Elevation of Privilege Vulnerability," a different vulnerability than CVE-2016-3305.
- Record
EUVD-2016-4338- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-64cv-g969-c42j
The kernel in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1,...
The kernel 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 mishandles session objects, which allows local users to hijack sessions, and consequently gain privileges, via a crafted application, aka "Windows Session Object Elevation of Privilege Vulnerability," a different vulnerability than CVE-2016-3305.
- Record
GHSA-64cv-g969-c42j- CVSS 3.0
- 7.8 High
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
History
| When | Changed | Sources |
|---|---|---|
| 2026-11-03 | aliases | EUVD |
| 2026-11-02 | created | CVE List, GitHub Advisories, NVD |