SMB Server Elevation of Privilege Vulnerability
CVE-2018-0749 is fixed in 29 products on 1 platform, first by KB4056888, released January 3, 2018. It is not reported as exploited. Patch Radar priority: Routine.
<p>An elevation of privilege vulnerability exists in the Microsoft Server Message Block (SMB) Server when an attacker with valid credentials attempts to open a specially crafted file over the SMB protocol on the same machine. An attacker who successfully exploited this vulnerability could bypass certain security checks in the operating system.</p> <p>To exploit the vulnerability, an attacker would first have to log on to the system. An attacker could then run a specially crafted application that could exploit the vulnerability and take control of an affected system.</p> <p>The update addresses the vulnerability by correcting how Windows SMB Server handles such specially crafted files.</p>
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Microsoft | |||
| Windows 10 Version 1511 for 32-bit Systems | 10586.1356 | KB4056888 | Jan 3, 2018 |
| Windows 10 Version 1511 for x64-based Systems | 10586.1356 | KB4056888 | Jan 3, 2018 |
| Windows 10 Version 1607 for 32-bit Systems | 14393.2007 | KB4056890 | Jan 3, 2018 |
| Windows 10 Version 1607 for x64-based Systems | 14393.2007 | KB4056890 | Jan 3, 2018 |
| Windows 10 Version 1703 for 32-bit Systems | 15063.850 | KB4056891 | Jan 3, 2018 |
| Windows 10 Version 1703 for x64-based Systems | 15063.850 | KB4056891 | Jan 3, 2018 |
| Windows 10 Version 1709 for 32-bit Systems | 16299.192 | KB4056892 | Jan 3, 2018 |
| Windows 10 Version 1709 for x64-based Systems | 16299.192 | KB4056892 | Jan 3, 2018 |
| Windows 10 for 32-bit Systems | 10240.17738 | KB4056893 | Jan 3, 2018 |
| Windows 10 for x64-based Systems | 10240.17738 | KB4056893 | Jan 3, 2018 |
| Windows 7 for 32-bit Systems Service Pack 1 | KB4056897 | Jan 18, 2018 | |
| Windows 7 for 32-bit Systems Service Pack 1 | KB4056894 | Jan 18, 2018 | |
| Windows 7 for x64-based Systems Service Pack 1 | KB4056897 | Jan 18, 2018 | |
| Windows 7 for x64-based Systems Service Pack 1 | KB4056894 | Jan 18, 2018 | |
| Windows 8.1 for 32-bit systems | KB4056898 | Jan 18, 2018 | |
| Windows 8.1 for 32-bit systems | KB4056895 | Jan 18, 2018 | |
| Windows 8.1 for x64-based systems | KB4056898 | Jan 18, 2018 | |
| Windows 8.1 for x64-based systems | KB4056895 | Jan 18, 2018 | |
| Windows Server 2008 R2 for Itanium-Based Systems Service Pack 1 | KB4056897 | Jan 18, 2018 | |
| Windows Server 2008 R2 for Itanium-Based Systems Service Pack 1 | KB4056894 | Jan 18, 2018 | |
| Windows Server 2008 R2 for x64-based Systems Service Pack 1 | KB4056897 | Jan 18, 2018 | |
| Windows Server 2008 R2 for x64-based Systems Service Pack 1 | KB4056894 | Jan 18, 2018 | |
| Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) | KB4056897 | Jan 18, 2018 | |
| Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) | KB4056894 | Jan 18, 2018 | |
| Windows Server 2008 for 32-bit Systems Service Pack 2 | KB4056759 | Jan 18, 2018 | |
| Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation) | KB4056759 | Jan 18, 2018 | |
| Windows Server 2008 for Itanium-Based Systems Service Pack 2 | KB4056759 | Jan 18, 2018 | |
| Windows Server 2008 for x64-based Systems Service Pack 2 | KB4056759 | Jan 18, 2018 | |
| Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) | KB4056759 | Jan 18, 2018 | |
| Windows Server 2012 | KB4056899 | Jan 18, 2018 | |
| Windows Server 2012 | KB4056896 | Jan 18, 2018 | |
| Windows Server 2012 (Server Core installation) | KB4056899 | Jan 18, 2018 | |
| Windows Server 2012 (Server Core installation) | KB4056896 | Jan 18, 2018 | |
| Windows Server 2012 R2 | KB4056898 | Jan 18, 2018 | |
| Windows Server 2012 R2 | KB4056895 | Jan 18, 2018 | |
| Windows Server 2012 R2 (Server Core installation) | KB4056898 | Jan 18, 2018 | |
| Windows Server 2012 R2 (Server Core installation) | KB4056895 | Jan 18, 2018 | |
| Windows Server 2016 | 14393.2007 | KB4056890 | Jan 3, 2018 |
| Windows Server 2016 (Server Core installation) | 14393.2007 | KB4056890 | Jan 3, 2018 |
| Windows Server, version 1709 (Server Core Installation) | 16299.192 | KB4056892 | Jan 3, 2018 |