CVE-2025-21297 is a critical Remote Code Execution vulnerability affecting multiple versions of Microsoft Windows Server, including 2008 through 2025, within its Remote Desktop Services. With a CVSS score of 8.1 (HIGH), this vulnerability allows an unauthenticated attacker to execute arbitrary code remotely over the network with high impact on confidentiality, integrity, and availability, though it requires high attack complexity. While there is no evidence of active exploitation, public exploit code, or KEV listing, its high FAUCET Risk Score and community discussion indicate significant concern. This vulnerability was addressed in the January 2025 Patch Tuesday, which also fixed several zero-day flaws.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
r2CPE matchmatch criteria | cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:* | ||
Range not provided by sourceCPE matchmatch criteria | cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:* | ||
r2CPE matchmatch criteria | cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:* | ||
< 10.0.14393.7699CPE matchmatch criteria | cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:* | ||
< 10.0.17763.6775CPE matchmatch criteria | cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.