Incorrect authorization in Microsoft On-Premises Data Gateway - CVE-2025-21403
Published: January 15, 2025
Vulnerability identifier: #VU102788
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2025-21403
CWE-ID: CWE-863
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Microsoft
Affected software:
Microsoft On-Premises Data Gateway
Microsoft On-Premises Data Gateway
Detailed vulnerability description
The vulnerability allows a remote attacker to bypass authorization checks.
The vulnerability exists due to incorrect authorization in On-Premises Data Gateway. A remote user can gain access to sensitive information on the target system.
How to mitigate CVE-2025-21403
Install updates from vendor's website.