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CVE-2025-54104: Windows Defender Firewall Service Elevation of Privilege Vulnerability

Access of resource using incompatible type ('type confusion') in Windows Defender allows an authorized attacker to elevate privileges locally.

Microsoft Security Response Center
#vulnerability#windows#auth#Windows Defender Firewall Service#Security Vulnerability
CVE-2025-54107: MapUrlToZone Security Feature Bypass Vulnerability

Improper resolution of path equivalence in Windows MapUrlToZone allows an unauthorized attacker to bypass a security feature over a network.

CVE-2025-53803: Windows Kernel Memory Information Disclosure Vulnerability

Generation of error message containing sensitive information in Windows Kernel allows an authorized attacker to disclose information locally.

CVE-2025-53796: Windows Routing and Remote Access Service (RRAS) Information Disclosure Vulnerability

**According to the CVSS metric, the attack vector is network (AV:N), user interaction is required (UI:R), and privileges required are none (PR:N). What does that mean for this vulnerability?** Exploitation of this vulnerability requires an unauthorized attacker to wait for a user to initiate a connection to a malicious server that the attacker has set up prior to the user connecting.

CVE-2025-53808: Windows Defender Firewall Service Elevation of Privilege Vulnerability

Access of resource using incompatible type ('type confusion') in Windows Defender allows an authorized attacker to elevate privileges locally.

CVE-2025-53805: HTTP.sys Denial of Service Vulnerability

Out-of-bounds read in Windows Internet Information Services allows an unauthorized attacker to deny service over a network.