Microsoft Windows Server 2012 R2 vulnerabilities

4,059 known vulnerabilities affecting microsoft/windows_server_2012_r2.

Total CVEs

4,059

CISA KEV

101

actively exploited

Public exploits

Exploited in wild

135

Severity breakdown

CRITICAL179HIGH2842MEDIUM1026LOW12

Vulnerabilities

SortPage 9 of 203

CVE-2023-21690P2CRITICALCVSS 9.8≥ 6.3.9600.0, < 6.3.9600.208212023-02-14

CVE-2023-21690 [CRITICAL] CWE-122 CVE-2023-21690: Microsoft Protected Extensible Authentication Protocol (PEAP) Remote Code Execution Vulnerability Microsoft Protected Extensible Authentication Protocol (PEAP) Remote Code Execution Vulnerability

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CVE-2022-24491P2CRITICALCVSS 9.8≥ 6.3.9600.0, < 6.3.9600.203372022-04-15

CVE-2022-24491 [CRITICAL] CVE-2022-24491: Windows Network File System Remote Code Execution Vulnerability Windows Network File System Remote Code Execution Vulnerability

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CVE-2023-21689P2CRITICALCVSS 9.8≥ 6.3.9600.0, < 6.3.9600.208212023-02-14

CVE-2023-21689 [CRITICAL] CWE-122 CVE-2023-21689: Microsoft Protected Extensible Authentication Protocol (PEAP) Remote Code Execution Vulnerability Microsoft Protected Extensible Authentication Protocol (PEAP) Remote Code Execution Vulnerability

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CVE-2020-1337P3HIGHCVSS 7.8PoC≥ 6.3.0, < publication2020-08-17

CVE-2020-1337 [HIGH] CWE-367 CVE-2020-1337: An elevation of privilege vulnerability exists when the Windows Print Spooler service improperly all An elevation of privilege vulnerability exists when the Windows Print Spooler service improperly allows arbitrary writing to the file system. An attacker who successfully exploited this vulnerability could run arbitrary code with elevated system privileges. An attacker could then install programs; view, change, or delete data; or create new accounts wit

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CVE-2025-47987P3HIGHCVSS 7.8PoC≥ 6.3.9600.0, < 6.3.9600.226762025-07-08

CVE-2025-47987 [HIGH] CWE-122 CVE-2025-47987: Heap-based buffer overflow in Windows Cred SSProvider Protocol allows an authorized attacker to elev Heap-based buffer overflow in Windows Cred SSProvider Protocol allows an authorized attacker to elevate privileges locally.

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CVE-2026-47291P2CRITICALCVSS 9.8≥ 6.3.9600.0, < 6.3.9600.232282026-06-09

CVE-2026-47291 [CRITICAL] CWE-122 CVE-2026-47291: Integer overflow or wraparound in Windows HTTP.sys allows an unauthorized attacker to execute code o Integer overflow or wraparound in Windows HTTP.sys allows an unauthorized attacker to execute code over a network.

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CVE-2023-21692P2CRITICALCVSS 9.8≥ 6.3.9600.0, < 6.3.9600.208212023-02-14

CVE-2023-21692 [CRITICAL] CWE-122 CVE-2023-21692: Microsoft Protected Extensible Authentication Protocol (PEAP) Remote Code Execution Vulnerability Microsoft Protected Extensible Authentication Protocol (PEAP) Remote Code Execution Vulnerability

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CVE-2021-24074P2CRITICALCVSS 9.8≥ 6.3.0, < publication2021-02-25

CVE-2021-24074 [CRITICAL] CVE-2021-24074: Windows TCP/IP Remote Code Execution Vulnerability Windows TCP/IP Remote Code Execution Vulnerability

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CVE-2025-54918P2HIGHCVSS 8.8≥ 6.3.9600.0, < 6.3.9600.227742025-09-09

CVE-2025-54918 [HIGH] CWE-287 CVE-2025-54918: Improper authentication in Windows NTLM allows an authorized attacker to elevate privileges over a n Improper authentication in Windows NTLM allows an authorized attacker to elevate privileges over a network.

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CVE-2021-24094P2CRITICALCVSS 9.8≥ 6.3.0, < publication2021-02-25

CVE-2021-24094 [CRITICAL] CVE-2021-24094: Windows TCP/IP Remote Code Execution Vulnerability Windows TCP/IP Remote Code Execution Vulnerability

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CVE-2025-55234P2CRITICALCVSS 9.8≥ 6.3.9600.0, < 6.3.9600.227742025-09-09

CVE-2025-55234 [CRITICAL] CWE-287 CVE-2025-55234: SMB Server might be susceptible to relay attacks depending on the configuration. An attacker who suc SMB Server might be susceptible to relay attacks depending on the configuration. An attacker who successfully exploited these vulnerabilities could perform relay attacks and make the users subject to elevation of privilege attacks. The SMB Server already supports mechanisms for hardening against relay attacks: SMB Server signing SMB Server Extend

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CVE-2023-36397P2CRITICALCVSS 9.8≥ 6.3.9600.0, < 6.3.9600.216682023-11-14

CVE-2023-36397 [CRITICAL] CWE-126 CVE-2023-36397: Windows Pragmatic General Multicast (PGM) Remote Code Execution Vulnerability Windows Pragmatic General Multicast (PGM) Remote Code Execution Vulnerability

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CVE-2019-1182P2CRITICALCVSS 9.8≥ 6.3.0, < publication2019-08-14

CVE-2019-1182 [CRITICAL] CVE-2019-1182: A remote code execution vulnerability exists in Remote Desktop Services – formerly known as Terminal A remote code execution vulnerability exists in Remote Desktop Services – formerly known as Terminal Services – when an unauthenticated attacker connects to the target system using RDP and sends specially crafted requests. This vulnerability is pre-authentication and requires no user interaction. An attacker who successfully exploited this vulnerability cou

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CVE-2021-26877P2CRITICALCVSS 9.8≥ 6.3.9600.0, < 6.3.9600.199682021-03-11

CVE-2021-26877 [CRITICAL] CVE-2021-26877: Windows DNS Server Remote Code Execution Vulnerability Windows DNS Server Remote Code Execution Vulnerability

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CVE-2024-38144P2HIGHCVSS 8.8≥ 6.3.9600.0, < 6.3.9600.221342024-08-13

CVE-2024-38144 [HIGH] CWE-190 CVE-2024-38144: Kernel Streaming WOW Thunk Service Driver Elevation of Privilege Vulnerability Kernel Streaming WOW Thunk Service Driver Elevation of Privilege Vulnerability

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CVE-2018-8420P2HIGHCVSS 8.8v(Server Core installation)2018-09-13

CVE-2018-8420 [HIGH] CWE-611 CVE-2018-8420: A remote code execution vulnerability exists when the Microsoft XML Core Services MSXML parser proce A remote code execution vulnerability exists when the Microsoft XML Core Services MSXML parser processes user input, aka "MS XML Remote Code Execution Vulnerability." This affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 S

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CVE-2025-49683P3HIGHCVSS 7.8PoC≥ 6.3.9600.0, < 6.3.9600.226762025-07-08

CVE-2025-49683 [HIGH] CWE-122 CVE-2025-49683: Integer overflow or wraparound in Virtual Hard Disk (VHDX) allows an unauthorized attacker to execut Integer overflow or wraparound in Virtual Hard Disk (VHDX) allows an unauthorized attacker to execute code locally.

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CVE-2024-38060P2HIGHCVSS 8.8≥ 6.3.9600.0, < 6.3.9600.220742024-07-09

CVE-2024-38060 [HIGH] CWE-122 CVE-2024-38060: Windows Imaging Component Remote Code Execution Vulnerability Windows Imaging Component Remote Code Execution Vulnerability

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CVE-2019-0552P3HIGHCVSS 8.8PoCv(Server Core installation)2019-01-08

CVE-2019-0552 [HIGH] CWE-863 CVE-2019-0552: An elevation of privilege exists in Windows COM Desktop Broker, aka "Windows COM Elevation of Privil An elevation of privilege exists in Windows COM Desktop Broker, aka "Windows COM Elevation of Privilege Vulnerability." This affects Windows Server 2012 R2, Windows RT 8.1, Windows Server 2019, Windows Server 2016, Windows 8.1, Windows 10, Windows 10 Servers.

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CVE-2018-8410P3HIGHCVSS 7.8PoCv(Server Core installation)2018-09-13

CVE-2018-8410 [HIGH] CWE-404 CVE-2018-8410: An elevation of privilege vulnerability exists when the Windows Kernel API improperly handles regist An elevation of privilege vulnerability exists when the Windows Kernel API improperly handles registry objects in memory, aka "Windows Registry Elevation of Privilege Vulnerability." This affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Server

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