HTTP: Microsoft Windows Themes CVE-2025-21308 NTLM Relay
This signature detects attempts to exploit a known vulnerability against Microsoft Windows Themes. A successful attack can lead to sensitive information disclosure.
Extended Description
Windows Themes Spoofing Vulnerability
Affected Products
Microsoft windows_server_2025
References
CVE: CVE-2025-21308
Short Name
HTTP:STC:WINDOWS-THEMES-NTLM
Severity
Major
Recommended
False
Recommended Action
None
Category
HTTP
Keywords
CVE-2025-21308 Microsoft NTLM Relay Themes Windows
Release Date
02/06/2025
Supported Platforms
srx-branch-12.3
srx-19.3
srx-branch-19.3
vsrx3bsd-19.2
srx-branch-19.4
vsrx-19.4
mx-12.3
mx-19.4
vmx-19.4
mx-19.3
vsrx3bsd-19.4
srx-19.4
vsrx-12.3
vmx-19.3
vsrx-19.2
srx-12.3
Sigpack Version
3780
False Positive
Rarely
Vendors
Microsoft