Windows IME Remote Code Execution Vulnerability
CVE-2017-8591 is fixed in 17 products on 1 platform, first by KB4034660, released August 8, 2017. It is not reported as exploited. Patch Radar priority: Urgent.
<p>A remote code execution vulnerability exists in Windows Input Method Editor (IME) when IME improperly handles parameters in a method of a DCOM class.</p> <p>The DCOM server is a Windows component installed regardless of which languages/IMEs are enabled. An attacker can instantiate the DCOM class and exploit the system even if IME is not enabled.</p> <p>To exploit this vulnerability, a locally authenticated attacker could run a specially crafted application.</p> <p>The security update addresses this vulnerability by correcting how Windows IME handles parameters in a method of a DCOM class.</p>
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Microsoft | |||
| Windows 10 Version 1511 for 32-bit Systems | 10586.1045 | KB4034660 | Aug 8, 2017 |
| Windows 10 Version 1511 for x64-based Systems | 10586.1045 | KB4034660 | Aug 8, 2017 |
| Windows 10 Version 1607 for 32-bit Systems | 14393.1593 | KB4034658 | Aug 8, 2017 |
| Windows 10 Version 1607 for x64-based Systems | 14393.1593 | KB4034658 | Aug 8, 2017 |
| Windows 10 Version 1703 for 32-bit Systems | 15063.540 | KB4034674 | Aug 8, 2017 |
| Windows 10 Version 1703 for x64-based Systems | 15063.540 | KB4034674 | Aug 8, 2017 |
| Windows 10 for 32-bit Systems | 10240.17533 | KB4034668 | Aug 8, 2017 |
| Windows 10 for x64-based Systems | 10240.17533 | KB4034668 | Aug 8, 2017 |
| Windows 8.1 for 32-bit systems | KB4034672 | Aug 8, 2017 | |
| Windows 8.1 for 32-bit systems | KB4034681 | Aug 8, 2017 | |
| Windows 8.1 for x64-based systems | KB4034672 | Aug 8, 2017 | |
| Windows 8.1 for x64-based systems | KB4034681 | Aug 8, 2017 | |
| Windows RT 8.1 | KB4034681 | Aug 8, 2017 | |
| Windows Server 2012 | KB4034666 | Aug 8, 2017 | |
| Windows Server 2012 | KB4034665 | Aug 8, 2017 | |
| Windows Server 2012 (Server Core installation) | KB4034666 | Aug 8, 2017 | |
| Windows Server 2012 (Server Core installation) | KB4034665 | Aug 8, 2017 | |
| Windows Server 2012 R2 | KB4034672 | Aug 8, 2017 | |
| Windows Server 2012 R2 | KB4034681 | Aug 8, 2017 | |
| Windows Server 2012 R2 (Server Core installation) | KB4034672 | Aug 8, 2017 | |
| Windows Server 2012 R2 (Server Core installation) | KB4034681 | Aug 8, 2017 | |
| Windows Server 2016 | 14393.1593 | KB4034658 | Aug 8, 2017 |
| Windows Server 2016 (Server Core installation) | 14393.1593 | KB4034658 | Aug 8, 2017 |
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