Microsoft Windows Server 2019 vulnerabilities

CVE-2025-53141 [HIGH] CWE-476 CVE-2025-53141: Null pointer dereference in Windows Ancillary Function Driver for WinSock allows an authorized attac Null pointer dereference in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

CVE-2025-53721 [HIGH] CWE-416 CVE-2025-53721: Use after free in Windows Connected Devices Platform Service allows an authorized attacker to elevat Use after free in Windows Connected Devices Platform Service allows an authorized attacker to elevate privileges locally.

CVE-2025-53144 [HIGH] CWE-843 CVE-2025-53144: Access of resource using incompatible type ('type confusion') in Windows Message Queuing allows an a Access of resource using incompatible type ('type confusion') in Windows Message Queuing allows an authorized attacker to execute code over a network.

CVE-2025-53720 [HIGH] CWE-122 CVE-2025-53720: Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an authorized Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to execute code over a network.

CVE-2025-53149 [HIGH] CWE-122 CVE-2025-53149: Heap-based buffer overflow in Kernel Streaming WOW Thunk Service Driver allows an authorized attacke Heap-based buffer overflow in Kernel Streaming WOW Thunk Service Driver allows an authorized attacker to elevate privileges locally.

CVE-2025-53143 [HIGH] CWE-843 CVE-2025-53143: Access of resource using incompatible type ('type confusion') in Windows Message Queuing allows an a Access of resource using incompatible type ('type confusion') in Windows Message Queuing allows an authorized attacker to execute code over a network.

CVE-2025-49743 [MEDIUM] CWE-362 CVE-2025-49743: Concurrent execution using shared resource with improper synchronization ('race condition') in Micro Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Graphics Component allows an authorized attacker to elevate privileges locally.

CVE-2025-53148 [MEDIUM] CWE-908 CVE-2025-53148: Use of uninitialized resource in Windows Routing and Remote Access Service (RRAS) allows an authoriz Use of uninitialized resource in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to disclose information over a network.

CVE-2025-53716 [MEDIUM] CWE-476 CVE-2025-53716: Null pointer dereference in Windows Local Security Authority Subsystem Service (LSASS) allows an aut Null pointer dereference in Windows Local Security Authority Subsystem Service (LSASS) allows an authorized attacker to deny service over a network.

CVE-2025-48807 [MEDIUM] CWE-923 CVE-2025-48807: Improper restriction of communication channel to intended endpoints in Windows Hyper-V allows an aut Improper restriction of communication channel to intended endpoints in Windows Hyper-V allows an authorized attacker to execute code locally.

CVE-2025-53136 [MEDIUM] CWE-200 CVE-2025-53136: Exposure of sensitive information to an unauthorized actor in Windows NT OS Kernel allows an authori Exposure of sensitive information to an unauthorized actor in Windows NT OS Kernel allows an authorized attacker to disclose information locally.

CVE-2025-50172 [MEDIUM] CWE-770 CVE-2025-50172: Allocation of resources without limits or throttling in Windows DirectX allows an authorized attacke Allocation of resources without limits or throttling in Windows DirectX allows an authorized attacker to deny service over a network.

CVE-2025-50157 [MEDIUM] CWE-908 CVE-2025-50157: Use of uninitialized resource in Windows Routing and Remote Access Service (RRAS) allows an authoriz Use of uninitialized resource in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to disclose information over a network.

CVE-2025-50154 [MEDIUM] CWE-200 CVE-2025-50154: Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an unauth Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an unauthorized attacker to perform spoofing over a network.

CVE-2025-53719 [MEDIUM] CWE-908 CVE-2025-53719: Use of uninitialized resource in Windows Routing and Remote Access Service (RRAS) allows an authoriz Use of uninitialized resource in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to disclose information over a network.

CVE-2025-49751 [MEDIUM] CWE-820 CVE-2025-49751: Missing synchronization in Windows Hyper-V allows an authorized attacker to deny service over an adj Missing synchronization in Windows Hyper-V allows an authorized attacker to deny service over an adjacent network.

CVE-2025-50166 [MEDIUM] CWE-190 CVE-2025-50166: Integer overflow or wraparound in Windows Distributed Transaction Coordinator allows an authorized a Integer overflow or wraparound in Windows Distributed Transaction Coordinator allows an authorized attacker to disclose information over a network.

CVE-2025-53153 [MEDIUM] CWE-908 CVE-2025-53153: Use of uninitialized resource in Windows Routing and Remote Access Service (RRAS) allows an authoriz Use of uninitialized resource in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to disclose information over a network.

CVE-2025-53138 [MEDIUM] CWE-908 CVE-2025-53138: Use of uninitialized resource in Windows Routing and Remote Access Service (RRAS) allows an authoriz Use of uninitialized resource in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to disclose information over a network.

CVE-2025-50156 [MEDIUM] CWE-908 CVE-2025-50156: Use of uninitialized resource in Windows Routing and Remote Access Service (RRAS) allows an authoriz Use of uninitialized resource in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to disclose information over a network.