Device Guard Security Feature Bypass Vulnerability
CVE-2018-0966 is fixed in 13 products on 1 platform, first by KB4093109, released April 10, 2018. It is not reported as exploited. Patch Radar priority: Routine.
<p>A security feature bypass exists when Device Guard incorrectly validates an untrusted file. An attacker who successfully exploited this vulnerability could make an unsigned file appear to be signed. Because Device Guard relies on the signature to determine the file is non-malicious, Device Guard could then allow a malicious file to execute.</p> <p>In an attack scenario, an attacker could make an untrusted file appear to be a trusted file.</p> <p>The update addresses the vulnerability by correcting how Device Guard handles untrusted files.</p>
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Microsoft | |||
| Windows 10 Version 1511 for 32-bit Systems | 10586.1540 | KB4093109 | Apr 10, 2018 |
| Windows 10 Version 1511 for x64-based Systems | 10586.1540 | KB4093109 | Apr 10, 2018 |
| Windows 10 Version 1607 for 32-bit Systems | 14393.2189 | KB4093119 | Apr 10, 2018 |
| Windows 10 Version 1607 for x64-based Systems | 14393.2189 | KB4093119 | Apr 10, 2018 |
| Windows 10 Version 1703 for 32-bit Systems | 15063.1029 | KB4093107 | Apr 10, 2018 |
| Windows 10 Version 1703 for x64-based Systems | 15063.1029 | KB4093107 | Apr 10, 2018 |
| Windows 10 Version 1709 for 32-bit Systems | 16299.371 | KB4093112 | Apr 10, 2018 |
| Windows 10 Version 1709 for x64-based Systems | 16299.371 | KB4093112 | Apr 10, 2018 |
| Windows 10 for 32-bit Systems | 10240.17831 | KB4093111 | Apr 10, 2018 |
| Windows 10 for x64-based Systems | 10240.17831 | KB4093111 | Apr 10, 2018 |
| Windows Server 2016 | 14393.2189 | KB4093119 | Apr 10, 2018 |
| Windows Server 2016 (Server Core installation) | 14393.2189 | KB4093119 | Apr 10, 2018 |
| Windows Server, version 1709 (Server Core Installation) | 16299.371 | KB4093112 | Apr 10, 2018 |
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