Microsoft Windows Server 2012 R2 vulnerabilities
2,812 known vulnerabilities affecting microsoft/windows_server_2012_r2.
Total CVEs
2,812
CISA KEV
97
actively exploited
Public exploits
93
Exploited in wild
129
Severity breakdown
CRITICAL105HIGH1991MEDIUM704LOW12
Vulnerabilities
Page 8 of 141
CVE-2021-26424P2CRITICALCVSS 9.8≥ 6.3.0, < 6.3.9600.200942021-08-12
CVE-2021-26424 [CRITICAL] CVE-2021-26424: Windows TCP/IP Remote Code Execution Vulnerability
Windows TCP/IP Remote Code Execution Vulnerability
nvd
CVE-2023-35628P2HIGHCVSS 8.1≥ 6.3.9600.0, < 6.3.9600.217152023-12-12
CVE-2023-35628 [HIGH] CWE-416 CVE-2023-35628: Windows MSHTML Platform Remote Code Execution Vulnerability
Windows MSHTML Platform Remote Code Execution Vulnerability
nvd
CVE-2022-34718P2CRITICALCVSS 9.8≥ 6.3.9600.0, < 6.3.9600.205712022-09-13
CVE-2022-34718 [CRITICAL] CVE-2022-34718: Windows TCP/IP Remote Code Execution Vulnerability
Windows TCP/IP Remote Code Execution Vulnerability
nvd
CVE-2024-30080P2CRITICALCVSS 9.8≥ 6.3.9600.0, < 6.3.9600.220232024-06-11
CVE-2024-30080 [CRITICAL] CWE-416 CVE-2024-30080: Microsoft Message Queuing (MSMQ) Remote Code Execution Vulnerability
Microsoft Message Queuing (MSMQ) Remote Code Execution Vulnerability
nvd
CVE-2022-21972P2HIGHCVSS 8.1≥ 6.3.9600.0, < 6.3.9600.203712022-05-10
CVE-2022-21972 [HIGH] CVE-2022-21972: Windows Point-to-Point Tunneling Protocol Remote Code Execution Vulnerability
Windows Point-to-Point Tunneling Protocol Remote Code Execution Vulnerability
nvd
CVE-2021-28476P2CRITICALCVSS 9.9≥ 6.3.0, < 6.3.9600.200172021-05-11
CVE-2021-28476 [CRITICAL] CVE-2021-28476: Windows Hyper-V Remote Code Execution Vulnerability
Windows Hyper-V Remote Code Execution Vulnerability
nvd
CVE-2025-50154P3MEDIUMCVSS 6.5PoC≥ 6.3.9600.0, < 6.3.9600.227252025-08-12
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.
nvd
CVE-2018-8476P2CRITICALCVSS 9.8v(Server Core installation)2018-11-14
CVE-2018-8476 [CRITICAL] CWE-119 CVE-2018-8476: A remote code execution vulnerability exists in the way that Windows Deployment Services TFTP Server
A remote code execution vulnerability exists in the way that Windows Deployment Services TFTP Server handles objects in memory, aka "Windows Deployment Services TFTP Server Remote Code Execution Vulnerability." This affects Windows Server 2012 R2, Windows Server 2008, Windows Server 2012, Windows Server 2019, Windows Server 2016, Windows Server 2008
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CVE-2022-37958P2HIGHCVSS 8.1≥ 6.3.9600.0, < 6.3.9600.205712022-09-13
CVE-2022-37958 [HIGH] CVE-2022-37958: SPNEGO Extended Negotiation (NEGOEX) Security Mechanism Remote Code Execution Vulnerability
SPNEGO Extended Negotiation (NEGOEX) Security Mechanism Remote Code Execution Vulnerability
nvd
CVE-2025-53778P2HIGHCVSS 8.8≥ 6.3.9600.0, < 6.3.9600.227252025-08-12
CVE-2025-53778 [HIGH] CWE-287 CVE-2025-53778: 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.
nvd
CVE-2022-23270P2HIGHCVSS 8.1≥ 6.3.9600.0, < 6.3.9600.203712022-05-10
CVE-2022-23270 [HIGH] CVE-2022-23270: Windows Point-to-Point Tunneling Protocol Remote Code Execution Vulnerability
Windows Point-to-Point Tunneling Protocol Remote Code Execution Vulnerability
nvd
CVE-2022-24497P2CRITICALCVSS 9.8≥ 6.3.9600.0, < 6.3.9600.203372022-04-15
CVE-2022-24497 [CRITICAL] CVE-2022-24497: Windows Network File System Remote Code Execution Vulnerability
Windows Network File System Remote Code Execution Vulnerability
nvd
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
nvd
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
nvd
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
nvd
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
nvd
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.
nvd
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
nvd
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
nvd
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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