Windows Kernel Information Disclosure Vulnerability
CVE-2020-1578 is fixed in 20 products on 1 platform, first by KB4571709, released August 11, 2020. It is not reported as exploited, but the vendor rates exploitation more likely. Patch Radar priority: Urgent.
<p>An information disclosure vulnerability exists in the Windows kernel that could allow an attacker to retrieve information that could lead to a <a href="https://technet.microsoft.com/en-us/library/security/dn848375.aspx#ASLR">Kernel Address Space Layout Randomization (ASLR)</a> bypass. An attacker who successfully exploited the vulnerability could retrieve the memory address of a kernel object.</p> <p>To exploit the vulnerability, an attacker would have to log on to an affected system and run a specially crafted application.</p> <p>The security update addresses the vulnerability by correcting how the Windows kernel handles memory addresses.</p>
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Microsoft | |||
| Windows 10 Version 1803 for 32-bit Systems | 17134.1667 | KB4571709 | Aug 11, 2020 |
| Windows 10 Version 1803 for ARM64-based Systems | 17134.1667 | KB4571709 | Aug 11, 2020 |
| Windows 10 Version 1803 for x64-based Systems | 17134.1667 | KB4571709 | Aug 11, 2020 |
| Windows 10 Version 1809 for 32-bit Systems | 17763.1397 | KB4565349 | Aug 11, 2020 |
| Windows 10 Version 1809 for ARM64-based Systems | 17763.1397 | KB4565349 | Aug 11, 2020 |
| Windows 10 Version 1809 for x64-based Systems | 17763.1397 | KB4565349 | Aug 11, 2020 |
| Windows 10 Version 1903 for 32-bit Systems | KB4565351 | Aug 11, 2020 | |
| Windows 10 Version 1903 for ARM64-based Systems | KB4565351 | Aug 11, 2020 | |
| Windows 10 Version 1903 for x64-based Systems | KB4565351 | Aug 11, 2020 | |
| Windows 10 Version 1909 for 32-bit Systems | KB4565351 | Aug 11, 2020 | |
| Windows 10 Version 1909 for ARM64-based Systems | KB4565351 | Aug 11, 2020 | |
| Windows 10 Version 1909 for x64-based Systems | KB4565351 | Aug 11, 2020 | |
| Windows 10 Version 2004 for 32-bit Systems | 19041.450 | KB4566782 | Aug 11, 2020 |
| Windows 10 Version 2004 for ARM64-based Systems | 19041.450 | KB4566782 | Aug 11, 2020 |
| Windows 10 Version 2004 for x64-based Systems | 19041.450 | KB4566782 | Aug 11, 2020 |
| Windows Server 2019 | 17763.1397 | KB4565349 | Aug 11, 2020 |
| Windows Server 2019 (Server Core installation) | 17763.1397 | KB4565349 | Aug 11, 2020 |
| Windows Server, version 1903 (Server Core installation) | KB4565351 | Aug 11, 2020 | |
| Windows Server, version 1909 (Server Core installation) | KB4565351 | Aug 11, 2020 | |
| Windows Server, version 2004 (Server Core installation) | 19041.450 | KB4566782 | Aug 11, 2020 |
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