SB2025090962 - Multiple vulnerabilities in Microsoft Windows Defender Firewall Service

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Main Vulnerability Database SB2025090962

SB2025090962 - Multiple vulnerabilities in Microsoft Windows Defender Firewall Service

Published: September 9, 2025

Security Bulletin ID SB2025090962
CSH Severity
Low
Patch available
YES
Number of vulnerabilities 6
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 6 vulnerabilities.


1) Type Confusion (CVE-ID: CVE-2025-54094)

CWE-ID: CWE-843 - Type confusion

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a type confusion error in Windows Defender Firewall Service. A local administrator can pass specially crafted data to the application, trigger a type confusion error and gain elevated privileges on the target system.


2) Type Confusion (CVE-ID: CVE-2025-54109)

CWE-ID: CWE-843 - Type confusion

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a type confusion error in Windows Defender Firewall Service. A local administrator can pass specially crafted data to the application, trigger a type confusion error and gain elevated privileges on the target system.


3) Type Confusion (CVE-ID: CVE-2025-54915)

CWE-ID: CWE-843 - Type confusion

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a type confusion error in Windows Defender Firewall Service. A local administrator can pass specially crafted data to the application, trigger a type confusion error and gain elevated privileges on the target system.


4) Type Confusion (CVE-ID: CVE-2025-54104)

CWE-ID: CWE-843 - Type confusion

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a type confusion error in Windows Defender Firewall Service. A local administrator can pass specially crafted data to the application, trigger a type confusion error and gain elevated privileges on the target system.


5) Type Confusion (CVE-ID: CVE-2025-53808)

CWE-ID: CWE-843 - Type confusion

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a type confusion error in Windows Defender Firewall Service. A local administrator can pass specially crafted data to the application, trigger a type confusion error and gain elevated privileges on the target system.


6) Type Confusion (CVE-ID: CVE-2025-53810)

CWE-ID: CWE-843 - Type confusion

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a type confusion error in Windows Defender Firewall Service. A local administrator can pass specially crafted data to the application, trigger a type confusion error and gain elevated privileges on the target system.


Remediation

Install update from vendor's website.

References