CVE-2021-31191
Windows Projected File System FS Filter Driver Information Disclosure Vulnerability
CVE-2021-31191 is fixed in 19 products on 1 platform, first by KB5003174, released May 11, 2021. 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
0.0076
55th percentile
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Microsoft | |||
| Windows 10 Version 1803 for 32-bit Systems | 17134.2208 | KB5003174 | May 11, 2021 |
| Windows 10 Version 1803 for ARM64-based Systems | 17134.2208 | KB5003174 | May 11, 2021 |
| Windows 10 Version 1803 for x64-based Systems | 17134.2208 | KB5003174 | May 11, 2021 |
| Windows 10 Version 1809 for 32-bit Systems | 17763.1935 | KB5003171 | May 11, 2021 |
| Windows 10 Version 1809 for ARM64-based Systems | 17763.1935 | KB5003171 | May 11, 2021 |
| Windows 10 Version 1809 for x64-based Systems | 17763.1935 | KB5003171 | May 11, 2021 |
| Windows 10 Version 1909 for 32-bit Systems | 18363.1556 | KB5003169 | May 11, 2021 |
| Windows 10 Version 1909 for ARM64-based Systems | 18363.1556 | KB5003169 | May 11, 2021 |
| Windows 10 Version 1909 for x64-based Systems | 18363.1556 | KB5003169 | May 11, 2021 |
| Windows 10 Version 2004 for 32-bit Systems | KB5003173 | May 11, 2021 | |
| Windows 10 Version 2004 for ARM64-based Systems | KB5003173 | May 11, 2021 | |
| Windows 10 Version 2004 for x64-based Systems | KB5003173 | May 11, 2021 | |
| Windows 10 Version 20H2 for 32-bit Systems | KB5003173 | May 11, 2021 | |
| Windows 10 Version 20H2 for ARM64-based Systems | KB5003173 | May 11, 2021 | |
| Windows Server 2019 | 17763.1935 | KB5003171 | May 11, 2021 |
| Windows Server 2019 (Server Core installation) | 17763.1935 | KB5003171 | May 11, 2021 |
| Windows Server, version 1909 (Server Core installation) | 18363.1556 | KB5003169 | May 11, 2021 |
| Windows Server, version 2004 (Server Core installation) | KB5003173 | May 11, 2021 | |
| Windows Server, version 20H2 (Server Core Installation) | KB5003173 | May 11, 2021 | |
Patch Radar data is free to use with attribution. Terms and how to credit it.
Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.