Windows Kernel Security Feature Bypass Vulnerability
CVE-2020-1241 is fixed in 22 products on 1 platform, first by KB4561616, released June 9, 2020. It is not reported as exploited, but the vendor rates exploitation more likely. Patch Radar priority: Urgent.
<p>A security feature bypass vulnerability exists when Windows Kernel fails to properly sanitize certain parameters.</p> <p>To exploit the vulnerability, a locally-authenticated attacker could attempt to run a specially crafted application on a targeted system.</p> <p>The update addresses the vulnerability by correcting how Windows Kernel handles parameter sanitization.</p>
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Microsoft | |||
| Windows 10 Version 1607 for 32-bit Systems | 14393.3750 | KB4561616 | Jun 9, 2020 |
| Windows 10 Version 1607 for x64-based Systems | 14393.3750 | KB4561616 | Jun 9, 2020 |
| Windows 10 Version 1709 for 32-bit Systems | 16299.1932 | KB4561602 | Jun 9, 2020 |
| Windows 10 Version 1709 for x64-based Systems | 16299.1932 | KB4561602 | Jun 9, 2020 |
| Windows 10 Version 1803 for 32-bit Systems | 17134.1550 | KB4561621 | Jun 9, 2020 |
| Windows 10 Version 1803 for x64-based Systems | 17134.1550 | KB4561621 | Jun 9, 2020 |
| Windows 10 Version 1809 for 32-bit Systems | 17763.1282 | KB4561608 | Jun 9, 2020 |
| Windows 10 Version 1809 for x64-based Systems | 17763.1282 | KB4561608 | Jun 9, 2020 |
| Windows 10 Version 1903 for 32-bit Systems | KB4560960 | Jun 9, 2020 | |
| Windows 10 Version 1903 for x64-based Systems | KB4560960 | Jun 9, 2020 | |
| Windows 10 Version 1909 for 32-bit Systems | KB4560960 | Jun 9, 2020 | |
| Windows 10 Version 1909 for x64-based Systems | KB4560960 | Jun 9, 2020 | |
| Windows 10 Version 2004 for 32-bit Systems | 19041.329 | KB4557957 | Jun 9, 2020 |
| Windows 10 Version 2004 for x64-based Systems | 19041.329 | KB4557957 | Jun 9, 2020 |
| Windows Server 2016 | 14393.3750 | KB4561616 | Jun 9, 2020 |
| Windows Server 2016 (Server Core installation) | 14393.3750 | KB4561616 | Jun 9, 2020 |
| Windows Server 2019 | 17763.1282 | KB4561608 | Jun 9, 2020 |
| Windows Server 2019 (Server Core installation) | 17763.1282 | KB4561608 | Jun 9, 2020 |
| Windows Server, version 1803 (Server Core Installation) | 17134.1550 | KB4561621 | Jun 9, 2020 |
| Windows Server, version 1903 (Server Core installation) | KB4560960 | Jun 9, 2020 | |
| Windows Server, version 1909 (Server Core installation) | KB4560960 | Jun 9, 2020 | |
| Windows Server, version 2004 (Server Core installation) | 19041.329 | KB4557957 | Jun 9, 2020 |
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