Microsoft Windows Server 2012 R2 vulnerabilities

CVE-2025-21205 [HIGH] CWE-122 CVE-2025-21205: Heap-based buffer overflow in Windows Telephony Service allows an unauthorized attacker to execute c Heap-based buffer overflow in Windows Telephony Service allows an unauthorized attacker to execute code over a network.

CVE-2025-27727 [HIGH] CWE-59 CVE-2025-27727: Improper link resolution before file access ('link following') in Windows Installer allows an author Improper link resolution before file access ('link following') in Windows Installer allows an authorized attacker to elevate privileges locally.

CVE-2025-26680 [HIGH] CWE-400 CVE-2025-26680: Uncontrolled resource consumption in Windows Standards-Based Storage Management Service allows an un Uncontrolled resource consumption in Windows Standards-Based Storage Management Service allows an unauthorized attacker to deny service over a network.

CVE-2025-26673 [HIGH] CWE-400 CVE-2025-26673: Uncontrolled resource consumption in Windows LDAP - Lightweight Directory Access Protocol allows an Uncontrolled resource consumption in Windows LDAP - Lightweight Directory Access Protocol allows an unauthorized attacker to deny service over a network.

CVE-2025-27477 [HIGH] CWE-122 CVE-2025-27477: Heap-based buffer overflow in Windows Telephony Service allows an unauthorized attacker to execute c Heap-based buffer overflow in Windows Telephony Service allows an unauthorized attacker to execute code over a network.

CVE-2025-26668 [HIGH] CWE-122 CVE-2025-26668: Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorize Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a network.

CVE-2025-26647 [HIGH] CWE-20 CVE-2025-26647: Improper input validation in Windows Kerberos allows an authorized attacker to elevate privileges ov Improper input validation in Windows Kerberos allows an authorized attacker to elevate privileges over a network.

CVE-2025-27485 [HIGH] CWE-400 CVE-2025-27485: Uncontrolled resource consumption in Windows Standards-Based Storage Management Service allows an un Uncontrolled resource consumption in Windows Standards-Based Storage Management Service allows an unauthorized attacker to deny service over a network.

CVE-2025-26648 [HIGH] CWE-416 CVE-2025-26648: Sensitive data storage in improperly locked memory in Windows Kernel allows an authorized attacker t Sensitive data storage in improperly locked memory in Windows Kernel allows an authorized attacker to elevate privileges locally.

CVE-2025-27473 [HIGH] CWE-400 CVE-2025-27473: Uncontrolled resource consumption in Windows HTTP.sys allows an unauthorized attacker to deny servic Uncontrolled resource consumption in Windows HTTP.sys allows an unauthorized attacker to deny service over a network.

CVE-2025-27470 [HIGH] CWE-400 CVE-2025-27470: Uncontrolled resource consumption in Windows Standards-Based Storage Management Service allows an un Uncontrolled resource consumption in Windows Standards-Based Storage Management Service allows an unauthorized attacker to deny service over a network.

CVE-2025-27480 [HIGH] CWE-416 CVE-2025-27480: Use after free in Remote Desktop Gateway Service allows an unauthorized attacker to execute code ove Use after free in Remote Desktop Gateway Service allows an unauthorized attacker to execute code over a network.

CVE-2025-26670 [HIGH] CWE-416 CVE-2025-26670: Use after free in Windows LDAP - Lightweight Directory Access Protocol allows an unauthorized attack Use after free in Windows LDAP - Lightweight Directory Access Protocol allows an unauthorized attacker to execute code over a network.

CVE-2025-26652 [HIGH] CWE-400 CVE-2025-26652: Uncontrolled resource consumption in Windows Standards-Based Storage Management Service allows an un Uncontrolled resource consumption in Windows Standards-Based Storage Management Service allows an unauthorized attacker to deny service over a network.

CVE-2025-26671 [HIGH] CWE-416 CVE-2025-26671: Use after free in Windows Remote Desktop Services allows an unauthorized attacker to execute code ov Use after free in Windows Remote Desktop Services allows an unauthorized attacker to execute code over a network.

CVE-2025-26687 [HIGH] CWE-416 CVE-2025-26687: Use after free in Windows Win32K - GRFX allows an unauthorized attacker to elevate privileges over a Use after free in Windows Win32K - GRFX allows an unauthorized attacker to elevate privileges over a network.

CVE-2025-21204 [HIGH] CWE-59 CVE-2025-21204: Improper link resolution before file access ('link following') in Windows Update Stack allows an aut Improper link resolution before file access ('link following') in Windows Update Stack allows an authorized attacker to elevate privileges locally.

CVE-2025-26679 [HIGH] CWE-416 CVE-2025-26679: Use after free in RPC Endpoint Mapper Service allows an authorized attacker to elevate privileges lo Use after free in RPC Endpoint Mapper Service allows an authorized attacker to elevate privileges locally.

CVE-2025-27469 [HIGH] CWE-400 CVE-2025-27469: Uncontrolled resource consumption in Windows LDAP - Lightweight Directory Access Protocol allows an Uncontrolled resource consumption in Windows LDAP - Lightweight Directory Access Protocol allows an unauthorized attacker to deny service over a network.

CVE-2025-26686 [HIGH] CWE-591 CVE-2025-26686: Sensitive data storage in improperly locked memory in Windows TCP/IP allows an unauthorized attacker Sensitive data storage in improperly locked memory in Windows TCP/IP allows an unauthorized attacker to execute code over a network.