CVE-2025-21403 is an information disclosure vulnerability affecting Microsoft On-Premises Data Gateway. Rated Medium (CVSS 6.4), it requires low privileges and user interaction over a network, with high impact on confidentiality and integrity. While not actively exploited (KEV: No) and lacking public exploit code (Metasploit, Nuclei, ExploitDB: None), it has garnered some community discussion and media coverage, indicating awareness of the flaw.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 3000.246CPE matchmatch criteria | cpe:2.3:a:microsoft:on-prem_data_gateway:*:*:*:*:*:*:*:* | ||
>= 1.0.0, < 3000.246CPE match | cpe:2.3:a:microsoft:on-premises_data_gateway:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 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.