Microsoft Windows Server 2012 vulnerabilities

CVE-2025-26665 [HIGH] CWE-591 CVE-2025-26665: Sensitive data storage in improperly locked memory in Windows upnphost.dll allows an authorized atta Sensitive data storage in improperly locked memory in Windows upnphost.dll allows an authorized attacker to elevate privileges locally.

CVE-2025-27741 [HIGH] CWE-125 CVE-2025-27741: Out-of-bounds read in Windows NTFS allows an unauthorized attacker to elevate privileges locally. Out-of-bounds read in Windows NTFS allows an unauthorized attacker to elevate privileges locally.

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-2025-27469 [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-2025-21191 [HIGH] CWE-367 CVE-2025-21191: Time-of-check time-of-use (toctou) race condition in Windows Local Security Authority (LSA) allows a Time-of-check time-of-use (toctou) race condition in Windows Local Security Authority (LSA) allows an authorized attacker to elevate privileges locally.

CVE-2025-27484 [HIGH] CWE-591 CVE-2025-27484: Sensitive data storage in improperly locked memory in Windows Universal Plug and Play (UPnP) Device Sensitive data storage in improperly locked memory in Windows Universal Plug and Play (UPnP) Device Host allows an authorized attacker to elevate privileges over a network.

CVE-2025-26663 [HIGH] CWE-416 CVE-2025-26663: 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-2025-27487 [HIGH] CWE-122 CVE-2025-27487: Heap-based buffer overflow in Remote Desktop Client allows an authorized attacker to execute code ov Heap-based buffer overflow in Remote Desktop Client allows an authorized attacker to execute code over a network.

CVE-2025-27478 [HIGH] CWE-122 CVE-2025-27478: Heap-based buffer overflow in Windows Local Security Authority (LSA) allows an authorized attacker t Heap-based buffer overflow in Windows Local Security Authority (LSA) allows an authorized attacker to elevate privileges locally.

CVE-2025-21222 [HIGH] CWE-122 CVE-2025-21222: 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-2025-21221 [HIGH] CWE-122 CVE-2025-21221: 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-2025-27479 [HIGH] CWE-410 CVE-2025-27479: Insufficient resource pool in Windows Kerberos allows an unauthorized attacker to deny service over Insufficient resource pool in Windows Kerberos allows an unauthorized attacker to deny service over a network.

CVE-2025-26688 [HIGH] CWE-121 CVE-2025-26688: Stack-based buffer overflow in Microsoft Virtual Hard Drive allows an authorized attacker to elevate Stack-based buffer overflow in Microsoft Virtual Hard Drive allows an authorized attacker to elevate privileges locally.

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-2025-26648 [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-2025-29824 [HIGH] CWE-416 CVE-2025-29824: Use after free in Windows Common Log File System Driver allows an authorized attacker to elevate pri Use after free in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.

CVE-2025-27740 [HIGH] CWE-1390 CVE-2025-27740: Weak authentication in Windows Active Directory Certificate Services allows an authorized attacker t Weak authentication in Windows Active Directory Certificate Services allows an authorized attacker to elevate privileges over a network.

CVE-2025-27732 [HIGH] CWE-591 CVE-2025-27732: Sensitive data storage in improperly locked memory in Windows Win32K - GRFX allows an authorized att Sensitive data storage in improperly locked memory in Windows Win32K - GRFX allows an authorized attacker to elevate privileges locally.

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.