Link following in Azure Network Watcher VM Extension - CVE-2025-21188
Published: February 11, 2025
Vulnerability identifier: #VU103805
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-21188
CWE-ID: CWE-59
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Microsoft
Affected software:
Azure Network Watcher VM Extension
Azure Network Watcher VM Extension
Detailed vulnerability description
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to insecure link following in Azure Network Watcher VM Extension. A local administrator can gain elevated privileges on the target system.
How to mitigate CVE-2025-21188
Install updates from vendor's website.