CVE-2021-1672 is an information disclosure vulnerability in the Windows Projected File System (ProjFS) filter driver, affecting Windows 10, Windows Server 2016, and Windows Server 2019. Rated Medium severity (CVSS 5.5), it allows a local attacker with low privileges to achieve high confidentiality impact without user interaction. There is no evidence of active exploitation, public exploit code, or inclusion in CISA's KEV catalog, though it garnered some community discussion and media coverage during its disclosure.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
20h2CPE matchmatch criteria | cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:*:* | ||
1803CPE matchmatch criteria | cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:*:* | ||
1809CPE matchmatch criteria | cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:*:* | ||
1909CPE matchmatch criteria | cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:*:* | ||
2004CPE matchmatch criteria | cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.