NetBIOS Elevation of Privilege Vulnerability
CVE-2016-3299 is fixed in 23 products on 1 platform, first by KB3163018, released June 14, 2016. It is not reported as exploited, but the vendor rates exploitation more likely. Patch Radar priority: Urgent.
<p>An elevation of privilege vulnerability exists in Microsoft Windows when NetBIOS improperly handles responses. An attacker who successfully exploited the vulnerability could use it to hijack network traffic or render untrusted content in a browser outside of Enhanced Protected Mode (EPM) or an application container.</p> <p>To exploit the vulnerability, an attacker whose system is joined to a local network could trick a user into believing that the attacker's system is a trusted network device.</p> <p>The update addresses the vulnerability by updating how NetBIOS validates responses.</p>
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Microsoft | |||
| Windows 10 Version 1511 for 32-bit Systems | 10586.420 | KB3163018 | Jun 14, 2016 |
| Windows 10 Version 1511 for x64-based Systems | 10586.420 | KB3163018 | Jun 14, 2016 |
| Windows 10 for 32-bit Systems | 10240.16942 | KB3163017 | Jun 14, 2016 |
| Windows 10 for x64-based Systems | 10240.16942 | KB3163017 | Jun 14, 2016 |
| Windows 7 for 32-bit Systems Service Pack 1 | KB3161949 | Jun 14, 2016 | |
| Windows 7 for x64-based Systems Service Pack 1 | KB3161949 | Jun 14, 2016 | |
| Windows 8.1 for 32-bit systems | KB3161949 | Jun 14, 2016 | |
| Windows 8.1 for x64-based systems | KB3161949 | Jun 14, 2016 | |
| Windows RT 8.1 | KB3161949 | Jun 14, 2016 | |
| Windows Server 2008 R2 for Itanium-Based Systems Service Pack 1 | KB3161949 | Jun 14, 2016 | |
| Windows Server 2008 R2 for x64-based Systems Service Pack 1 | KB3161949 | Jun 14, 2016 | |
| Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) | KB3161949 | Jun 14, 2016 | |
| Windows Server 2008 for 32-bit Systems Service Pack 2 | KB3161949 | Jun 14, 2016 | |
| Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation) | KB3161949 | Jun 14, 2016 | |
| Windows Server 2008 for Itanium-Based Systems Service Pack 2 | KB3161949 | Jun 14, 2016 | |
| Windows Server 2008 for x64-based Systems Service Pack 2 | KB3161949 | Jun 14, 2016 | |
| Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) | KB3161949 | Jun 14, 2016 | |
| Windows Server 2012 | KB3161949 | Jun 14, 2016 | |
| Windows Server 2012 (Server Core installation) | KB3161949 | Jun 14, 2016 | |
| Windows Server 2012 R2 | KB3161949 | Jun 14, 2016 | |
| Windows Server 2012 R2 (Server Core installation) | KB3161949 | Jun 14, 2016 | |
| Windows Vista Service Pack 2 | KB3161949 | Jun 14, 2016 | |
| Windows Vista x64 Edition Service Pack 2 | KB3161949 | Jun 14, 2016 | |