CVE-2023-21768— Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability
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I. Basic Information for CVE-2023-21768
Vulnerability Information
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Vulnerability Title
Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
非可信指针解引用
Source: NVD (National Vulnerability Database)
Vulnerability Title
Microsoft Windows Ancillary Function Driver for WinSock 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Windows Ancillary Function Driver for WinSock是美国微软（Microsoft）公司的Winsock 的辅助功能驱动程序。 Microsoft Windows Ancillary Function Driver for WinSock存在安全漏洞。攻击者利用该漏洞可以提升权限。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Shenlong Deep Dive — AI Deep Analysis
10-question deep dive: root cause, exploitation, mitigation, urgency. Read summary free, full version requires login.
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Microsoft | Windows Server 2022 | 10.0.20348.0 ~ 10.0.20348.1487 | - | |
| Microsoft | Windows 11 version 21H2 | 10.0.0 ~ 10.0.22000.1455 | - | |
| Microsoft | Windows 11 version 22H2 | 10.0.22621.0 ~ 10.0.22621.1105 | - |
II. Public POCs for CVE-2023-21768
| # | POC Description | Source Link | Shenlong Link |
|---|---|---|---|
| 1 | LPE exploit for CVE-2023-21768 | https://github.com/chompie1337/Windows_LPE_AFD_CVE-2023-21768 | POC Details |
| 2 | cve-2023-21768 | https://github.com/cl4ym0re/cve-2023-21768-compiled | POC Details |
| 3 | Using CVE-2023-21768 to manual map kernel mode driver | https://github.com/SamuelTulach/nullmap | POC Details |
| 4 | Windows_AFD_LPE_CVE-2023-21768 | https://github.com/Malwareman007/CVE-2023-21768 | POC Details |
| 5 | Windows 11 System Permission Elevation | https://github.com/HKxiaoli/Windows_AFD_LPE_CVE-2023-21768 | POC Details |
| 6 | CVE-2023-21768 Windows 11 22H2 系统本地提权 POC | https://github.com/CKevens/CVE-2023-21768-POC | POC Details |
| 7 | None | https://github.com/h1bAna/CVE-2023-21768 | POC Details |
| 8 | None | https://github.com/zoemurmure/CVE-2023-21768-AFD-for-WinSock-EoP-exploit | POC Details |
| 9 | recreating exp for cve-2023-21768. | https://github.com/Rosayxy/Recreate-cve-2023-21768 | POC Details |
| 10 | CVE-2023-21768 Proof of Concept | https://github.com/Ha0-Y/CVE-2023-21768 | POC Details |
| 11 | C# / .NET version of CVE-2023-21768 | https://github.com/xboxoneresearch/CVE-2023-21768-dotnet | POC Details |
| 12 | Using CVE-2023-21768 to manual map kernel mode driver | https://github.com/SultanPLX/SamuelTulach_nullmap | POC Details |
| 13 | CVE-2023-21768 Windows 11 22H2 系统本地提权 POC | https://github.com/3yujw7njai/CVE-2023-21768-POC | POC Details |
| 14 | CVE-2023-21768 Proof of Concept | https://github.com/ldrx30/CVE-2023-21768 | POC Details |
| 15 | Exploit implementation with IO Rings for CVE-2023-21768 | https://github.com/IlanDudnik/CVE-2023-21768 | POC Details |
| 16 | CVE-2023-21768 Windows 11 22H2 系统本地提权 POC | https://github.com/AiK1d/CVE-2023-21768-POC | POC Details |
| 17 | None | https://github.com/radoi-teodor/CVE-2023-21768-DSE-Bypass | POC Details |
| 18 | CVE-2023-21768 Windows 11 22H2 系统本地提权 POC | https://github.com/P4x1s/CVE-2023-21768-POC | POC Details |
| 19 | https://github.com/chompie1337/Windows_LPE_AFD_CVE-2023-21768 | https://github.com/Feede33/Windows-11-Exploit | POC Details |
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Same Patch Batch · Microsoft · 2023-01-10 · 98 CVEs total
| CVE-2023-21732 | 8.8 HIGH | Microsoft ODBC Driver Remote Code Execution Vulnerability |
| CVE-2023-21674 | 8.8 HIGH | Windows Advanced Local Procedure Call (ALPC) Elevation of Privilege Vulnerability |
| CVE-2023-21676 | 8.8 HIGH | Windows Lightweight Directory Access Protocol (LDAP) Remote Code Execution Vulnerability |
| CVE-2023-21742 | 8.8 HIGH | Microsoft SharePoint Server Remote Code Execution Vulnerability |
| CVE-2023-21744 | 8.8 HIGH | Microsoft SharePoint Server Remote Code Execution Vulnerability |
| CVE-2023-21549 | 8.8 HIGH | Windows SMB Witness Service Elevation of Privilege Vulnerability |
| CVE-2023-21681 | 8.8 HIGH | Microsoft WDAC OLE DB provider for SQL Server Remote Code Execution Vulnerability |
| CVE-2023-21546 | 8.1 HIGH | Windows Layer 2 Tunneling Protocol (L2TP) Remote Code Execution Vulnerability |
| CVE-2023-21548 | 8.1 HIGH | Windows Secure Socket Tunneling Protocol (SSTP) Remote Code Execution Vulnerability |
| CVE-2023-21543 | 8.1 HIGH | Windows Layer 2 Tunneling Protocol (L2TP) Remote Code Execution Vulnerability |
| CVE-2023-21679 | 8.1 HIGH | Windows Layer 2 Tunneling Protocol (L2TP) Remote Code Execution Vulnerability |
| CVE-2023-21555 | 8.1 HIGH | Windows Layer 2 Tunneling Protocol (L2TP) Remote Code Execution Vulnerability |
| CVE-2023-21556 | 8.1 HIGH | Windows Layer 2 Tunneling Protocol (L2TP) Remote Code Execution Vulnerability |
| CVE-2023-21535 | 8.1 HIGH | Windows Secure Socket Tunneling Protocol (SSTP) Remote Code Execution Vulnerability |
| CVE-2023-21762 | 8.0 HIGH | Microsoft Exchange Server Spoofing Vulnerability |
| CVE-2023-21745 | 8.0 HIGH | Microsoft Exchange Server Spoofing Vulnerability |
| CVE-2023-21747 | 7.8 HIGH | Windows Kernel Elevation of Privilege Vulnerability |
| CVE-2023-21746 | 7.8 HIGH | Windows NTLM Elevation of Privilege Vulnerability |
| CVE-2023-21678 | 7.8 HIGH | Windows Print Spooler Elevation of Privilege Vulnerability |
| CVE-2023-21737 | 7.8 HIGH | Microsoft Office Visio Remote Code Execution Vulnerability |
Showing top 20 of 98 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
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