Windows Elevation of Privilege Vulnerability
CVE-2019-1303 is fixed in 18 products on 1 platform, first by KB4516068, released September 10, 2019. It is not reported as exploited. Patch Radar priority: High.
<p>An elevation of privilege vulnerability exists when the Windows AppX Deployment Server improperly handles junctions.</p> <p>To exploit this vulnerability, an attacker would first have to gain execution on the victim system. An attacker could then run a specially crafted application to elevate privileges.</p> <p>The security update addresses the vulnerability by correcting how AppX Deployment Server handles junctions.</p>
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Microsoft | |||
| Windows 10 Version 1703 for 32-bit Systems | 15063.2045 | KB4516068 | Sep 10, 2019 |
| Windows 10 Version 1703 for x64-based Systems | 15063.2045 | KB4516068 | Sep 10, 2019 |
| Windows 10 Version 1709 for 32-bit Systems | 16299.1387 | KB4516066 | Sep 10, 2019 |
| Windows 10 Version 1709 for ARM64-based Systems | 16299.1387 | KB4516066 | Sep 10, 2019 |
| Windows 10 Version 1709 for x64-based Systems | 16299.1387 | KB4516066 | Sep 10, 2019 |
| Windows 10 Version 1803 for 32-bit Systems | 17134.1006 | KB4516058 | Sep 10, 2019 |
| Windows 10 Version 1803 for ARM64-based Systems | 17134.1006 | KB4516058 | Sep 10, 2019 |
| Windows 10 Version 1803 for x64-based Systems | 17134.1006 | KB4516058 | Sep 10, 2019 |
| Windows 10 Version 1809 for 32-bit Systems | 17763.737 | KB4512578 | Sep 10, 2019 |
| Windows 10 Version 1809 for ARM64-based Systems | 17763.737 | KB4512578 | Sep 10, 2019 |
| Windows 10 Version 1809 for x64-based Systems | 17763.737 | KB4512578 | Sep 10, 2019 |
| Windows 10 Version 1903 for 32-bit Systems | 18362.356 | KB4515384 | Sep 10, 2019 |
| Windows 10 Version 1903 for ARM64-based Systems | 18362.356 | KB4515384 | Sep 10, 2019 |
| Windows 10 Version 1903 for x64-based Systems | 18362.356 | KB4515384 | Sep 10, 2019 |
| Windows Server 2019 | 17763.737 | KB4512578 | Sep 10, 2019 |
| Windows Server 2019 (Server Core installation) | 17763.737 | KB4512578 | Sep 10, 2019 |
| Windows Server, version 1803 (Server Core Installation) | 17134.1006 | KB4516058 | Sep 10, 2019 |
| Windows Server, version 1903 (Server Core installation) | 18362.356 | KB4515384 | Sep 10, 2019 |
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