Projected Filesystem Security Feature Bypass Vulnerability
CVE-2020-0805 is fixed in 4 products on 1 platform, first by KB4571756, released September 8, 2020. It is not reported as exploited. Patch Radar priority: Routine.
<p>A security feature bypass vulnerability exists when a Windows Projected Filesystem improperly handles file redirections. An attacker who successfully exploited this vulnerability could delete a targeted file they would not have permissions to.</p> <p>To exploit this vulnerability, an attacker would first have to log on to the system. An attacker could then run a specially crafted application that could exploit the vulnerability.</p> <p>The security update addresses the vulnerability by correcting how Windows Projected Filesystem handle file redirections.</p>
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Microsoft | |||
| Windows 10 Version 2004 for 32-bit Systems | 19041.508 | KB4571756 | Sep 8, 2020 |
| Windows 10 Version 2004 for ARM64-based Systems | 19041.508 | KB4571756 | Sep 8, 2020 |
| Windows 10 Version 2004 for x64-based Systems | 19041.508 | KB4571756 | Sep 8, 2020 |
| Windows Server, version 2004 (Server Core installation) | 19041.508 | KB4571756 | Sep 8, 2020 |
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