CVE-2020-1389
Windows Kernel Information Disclosure Vulnerability
CVE-2020-1389 is fixed in 42 products on 1 platform, first by KB4565511, released July 14, 2020. It is not reported as exploited. Patch Radar priority: Routine.
Routine
CVSS
5.5
Important
Exploitation
None reported
Exploitation Less Likely
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0131
70th percentile
<p>An information disclosure vulnerability exists when the Windows kernel fails to properly initialize a memory address. An attacker who successfully exploited this vulnerability could obtain information to further compromise the user’s system.</p> <p>To exploit this 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 initializes memory.</p>
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Microsoft | |||
| Windows 10 Version 1607 for 32-bit Systems | 14393.3808 | KB4565511 | Jul 14, 2020 |
| Windows 10 Version 1607 for x64-based Systems | 14393.3808 | KB4565511 | Jul 14, 2020 |
| Windows 10 Version 1709 for ARM64-based Systems | 16299.1992 | KB4565508 | Jul 14, 2020 |
| Windows 10 Version 1709 for x64-based Systems | 16299.1992 | KB4565508 | Jul 14, 2020 |
| Windows 10 Version 1803 for 32-bit Systems | 17134.1610 | KB4565489 | Jul 14, 2020 |
| Windows 10 Version 1803 for ARM64-based Systems | 17134.1610 | KB4565489 | Jul 14, 2020 |
| Windows 10 Version 1803 for x64-based Systems | 17134.1610 | KB4565489 | Jul 14, 2020 |
| Windows 10 Version 1809 for 32-bit Systems | 17763.1339 | KB4558998 | Jul 14, 2020 |
| Windows 10 Version 1809 for ARM64-based Systems | 17763.1339 | KB4558998 | Jul 14, 2020 |
| Windows 10 Version 1809 for x64-based Systems | 17763.1339 | KB4558998 | Jul 14, 2020 |
| Windows 10 Version 1903 for 32-bit Systems | KB4565483 | Jul 14, 2020 | |
| Windows 10 Version 1903 for ARM64-based Systems | KB4565483 | Jul 14, 2020 | |
| Windows 10 Version 1903 for x64-based Systems | KB4565483 | Jul 14, 2020 | |
| Windows 10 Version 1909 for 32-bit Systems | KB4565483 | Jul 14, 2020 | |
| Windows 10 Version 1909 for ARM64-based Systems | KB4565483 | Jul 14, 2020 | |
| Windows 10 Version 1909 for x64-based Systems | KB4565483 | Jul 14, 2020 | |
| Windows 10 Version 2004 for 32-bit Systems | 19041.388 | KB4565503 | Jul 14, 2020 |
| Windows 10 Version 2004 for ARM64-based Systems | 19041.388 | KB4565503 | Jul 14, 2020 |
| Windows 10 Version 2004 for x64-based Systems | 19041.388 | KB4565503 | Jul 14, 2020 |
| Windows 10 for 32-bit Systems | 10240.18638 | KB4565513 | Jul 14, 2020 |
| Windows 10 for x64-based Systems | 10240.18638 | KB4565513 | Jul 14, 2020 |
| Windows 7 for 32-bit Systems Service Pack 1 | KB4565524 | Jul 14, 2020 | |
| Windows 7 for 32-bit Systems Service Pack 1 | KB4565539 | Jul 14, 2020 | |
| Windows 7 for x64-based Systems Service Pack 1 | KB4565524 | Jul 14, 2020 | |
| Windows 7 for x64-based Systems Service Pack 1 | KB4565539 | Jul 14, 2020 | |
| Windows 8.1 for 32-bit systems | KB4565541 | Jul 14, 2020 | |
| Windows 8.1 for 32-bit systems | KB4565540 | Jul 14, 2020 | |
| Windows 8.1 for x64-based systems | KB4565541 | Jul 14, 2020 | |
| Windows 8.1 for x64-based systems | KB4565540 | Jul 14, 2020 | |
| Windows RT 8.1 | KB4565541 | Jul 14, 2020 | |
| Windows Server 2008 R2 for x64-based Systems Service Pack 1 | KB4565524 | Jul 14, 2020 | |
| Windows Server 2008 R2 for x64-based Systems Service Pack 1 | KB4565539 | Jul 14, 2020 | |
| Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) | KB4565524 | Jul 14, 2020 | |
| Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) | KB4565539 | Jul 14, 2020 | |
| Windows Server 2008 for 32-bit Systems Service Pack 2 | KB4565529 | Jul 14, 2020 | |
| Windows Server 2008 for 32-bit Systems Service Pack 2 | KB4565536 | Jul 14, 2020 | |
| Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation) | KB4565529 | Jul 14, 2020 | |
| Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation) | KB4565536 | Jul 14, 2020 | |
| Windows Server 2008 for x64-based Systems Service Pack 2 | KB4565529 | Jul 14, 2020 | |
| Windows Server 2008 for x64-based Systems Service Pack 2 | KB4565536 | Jul 14, 2020 | |
| Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) | KB4565529 | Jul 14, 2020 | |
| Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) | KB4565536 | Jul 14, 2020 | |
| Windows Server 2012 | KB4565535 | Jul 14, 2020 | |
| Windows Server 2012 | KB4565537 | Jul 14, 2020 | |
| Windows Server 2012 (Server Core installation) | KB4565535 | Jul 14, 2020 | |
| Windows Server 2012 (Server Core installation) | KB4565537 | Jul 14, 2020 | |
| Windows Server 2012 R2 | KB4565541 | Jul 14, 2020 | |
| Windows Server 2012 R2 | KB4565540 | Jul 14, 2020 | |
| Windows Server 2012 R2 (Server Core installation) | KB4565541 | Jul 14, 2020 | |
| Windows Server 2012 R2 (Server Core installation) | KB4565540 | Jul 14, 2020 | |
| Windows Server 2016 | 14393.3808 | KB4565511 | Jul 14, 2020 |
| Windows Server 2016 (Server Core installation) | 14393.3808 | KB4565511 | Jul 14, 2020 |
| Windows Server 2019 | 17763.1339 | KB4558998 | Jul 14, 2020 |
| Windows Server, version 1903 (Server Core installation) | KB4565483 | Jul 14, 2020 | |
| Windows Server, version 1909 (Server Core installation) | KB4565483 | Jul 14, 2020 | |
| Windows Server, version 2004 (Server Core installation) | 19041.388 | KB4565503 | Jul 14, 2020 |
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