KLA20158
Multiple vulnerabilities in Microsoft Products (ESU)

Multiple vulnerabilities were found in Microsoft Products (Extended Security Update). Malicious users can exploit these vulnerabilities to cause denial of service, gain privileges, execute arbitrary code, bypass security restrictions, obtain sensitive information.

Below is a complete list of vulnerabilities:

1. A denial of service vulnerability in Windows Layer 2 Tunneling Protocol (L2TP) can be exploited remotely to cause denial of service.
2. An elevation of privilege vulnerability in Microsoft Cryptographic Services can be exploited remotely to gain privileges.
3. A remote code execution vulnerability in Windows Layer 2 Tunneling Protocol (L2TP) can be exploited remotely to execute arbitrary code.
4. An elevation of privilege vulnerability in Windows GDI can be exploited remotely to gain privileges.
5. A security feature bypass vulnerability in BitLocker can be exploited remotely to bypass security restrictions.
6. A denial of service vulnerability in Windows iSCSI Service can be exploited remotely to cause denial of service.
7. An elevation of privilege vulnerability in Windows Kernel can be exploited remotely to gain privileges.
8. A denial of service vulnerability in Windows Netlogon can be exploited remotely to cause denial of service.
9. An elevation of privilege vulnerability in Windows NTLM can be exploited remotely to gain privileges.
10. A remote code execution vulnerability in Microsoft ODBC Driver can be exploited remotely to execute arbitrary code.
11. A remote code execution vulnerability in Windows Secure Socket Tunneling Protocol (SSTP) can be exploited remotely to execute arbitrary code.
12. A security feature bypass vulnerability in Windows Boot Manager can be exploited remotely to bypass security restrictions.
13. A denial of service vulnerability in Windows Lightweight Directory Access Protocol (LDAP) can be exploited remotely to cause denial of service.
14. An elevation of privilege vulnerability in Windows Win32k can be exploited remotely to gain privileges.
15. A remote code execution vulnerability in Microsoft WDAC OLE DB provider for SQL Server can be exploited remotely to execute arbitrary code.
16. An elevation of privilege vulnerability in Windows Print Spooler can be exploited remotely to gain privileges.
17. A denial of service vulnerability in Remote Procedure Call Runtime can be exploited remotely to cause denial of service.
18. An elevation of privilege vulnerability in Microsoft Message Queuing (MSMQ) can be exploited remotely to gain privileges.
19. An elevation of privilege vulnerability in Windows Backup Service can be exploited remotely to gain privileges.
20. An elevation of privilege vulnerability in Windows Installer can be exploited remotely to gain privileges.
21. An information disclosure vulnerability in Windows Kernel can be exploited remotely to obtain sensitive information.
22. An elevation of privilege vulnerability in Windows Credential Manager User Interface can be exploited remotely to gain privileges.
23. An elevation of privilege vulnerability in Windows Task Scheduler can be exploited remotely to gain privileges.
24. An information disclosure vulnerability in Windows Point-to-Point Protocol (PPP) can be exploited remotely to obtain sensitive information.

The following public exploits exists for this vulnerability:

https://github.com/Wh04m1001/CVE-2023-21752

Malware exists for this vulnerability. Usually such malware is classified as Exploit. More details.

Windows 7 for x64-based Systems Service Pack 1
Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation)
Windows 7 for 32-bit Systems Service Pack 1
Windows Server 2008 for x64-based Systems Service Pack 2
Windows Server 2008 R2 for x64-based Systems Service Pack 1
Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)
Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
Windows Server 2008 for 32-bit Systems Service Pack 2

Install necessary updates from the KB section, that are listed in your Windows Update (Windows Update usually can be accessed from the Control Panel)

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