CVE-2023-21691— Microsoft Protected Extensible Authentication Protocol (PEAP) Information Disclosure Vulnerability
Quick assessment
Affected
Microsoft Windows 10 Version 1507
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Microsoft Windows是美国微软（Microsoft）公司的一套个人设备使用的操作系统。 Microsoft Windows Protected EAP (PEAP)存在安全漏洞。以下产品和版本受到影响：Windows 10 Version 1809 for 32-bit Systems,Windows 10 Version 22H2 for x64-based Systems,Windows 10 Version 22H2 for ARM64-based Systems,Windows 10
Possible ATT&CK Techniques 1 AI
T1557 · Adversary-in-the-MiddleAffected Version Matrix 23
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Microsoft | Windows 10 Version 1507 | 10.0.10240.0< 10.0.10240.19747 |
affected |
| Microsoft | Windows 10 Version 1607 | 10.0.14393.0< 10.0.14393.5717 |
affected |
| Microsoft | Windows 10 Version 1809 | 10.0.17763.0< 10.0.17763.4010 |
affected |
10.0.0< 10.0.17763.4010 |
affected | ||
| Microsoft | Windows 10 Version 20H2 | 10.0.0< 10.0.19042.2604 |
affected |
| Microsoft | Windows 10 Version 21H2 | 10.0.19043.0< 10.0.19044.2604 |
affected |
| Microsoft | Windows 10 Version 22H2 | 10.0.19045.0< 10.0.19045.2604 |
affected |
| Microsoft | Windows 11 version 21H2 | 10.0.0< 10.0.22621.1574 |
affected |
| Microsoft | Windows 11 version 22H2 | 10.0.22621.0< 10.0.22621.1265 |
affected |
| Microsoft | Windows Server 2008 Service Pack 2 | 6.0.6003.0< 6.0.6003.21915 |
affected |
| Microsoft | Windows Server 2008 R2 Service Pack 1 | 6.1.7601.0< 6.1.7601.26366 |
affected |
| Microsoft | Windows Server 2008 R2 Service Pack 1 (Server Core installation) | 6.1.7601.0< 6.1.7601.26366 |
affected |
| Microsoft | Windows Server 2008 Service Pack 2 | 6.0.6003.0< 6.0.6003.21915 |
affected |
| Microsoft | Windows Server 2008 Service Pack 2 (Server Core installation) | 6.0.6003.0< 6.0.6003.21915 |
affected |
| Microsoft | Windows Server 2012 | 6.2.9200.0< 6.2.9200.24116 |
affected |
| Microsoft | Windows Server 2012 (Server Core installation) | 6.2.9200.0< 6.2.9200.24116 |
affected |
| Microsoft | Windows Server 2012 R2 | 6.3.9600.0< 6.3.9600.20821 |
affected |
| Microsoft | Windows Server 2012 R2 (Server Core installation) | 6.3.9600.0< 6.3.9600.20821 |
affected |
| Microsoft | Windows Server 2016 | 10.0.14393.0< 10.0.14393.5717 |
affected |
| Microsoft | Windows Server 2016 (Server Core installation) | 10.0.14393.0< 10.0.14393.5717 |
affected |
| Microsoft | Windows Server 2019 | 10.0.17763.0< 10.0.17763.4010 |
affected |
| Microsoft | Windows Server 2019 (Server Core installation) | 10.0.17763.0< 10.0.17763.4010 |
affected |
| Microsoft | Windows Server 2022 | 10.0.20348.0< 10.0.20348.1547 |
affected |
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I. Basic Information for CVE-2023-21691
Vulnerability Information
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Vulnerability Title
Microsoft Protected Extensible Authentication Protocol (PEAP) Information Disclosure Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Microsoft Protected Extensible Authentication Protocol (PEAP) Information Disclosure Vulnerability
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存读
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft Windows 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Windows是美国微软（Microsoft）公司的一套个人设备使用的操作系统。 Microsoft Windows Protected EAP (PEAP)存在安全漏洞。以下产品和版本受到影响：Windows 10 Version 1809 for 32-bit Systems,Windows 10 Version 22H2 for x64-based Systems,Windows 10 Version 22H2 for ARM64-based Systems,Windows 10
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)
Affected Products
II. Public POCs for CVE-2023-21691
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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No public POC found.
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Vendor Advisories for CVE-2023-21691 (1)
Same Patch Batch · Microsoft · 2023-02-14 · 78 CVEs total
| CVE-2023-21689 | 9.8 CRITICAL | Microsoft Protected Extensible Authentication Protocol (PEAP) Remote Code Execution Vulner |
| CVE-2023-21690 | 9.8 CRITICAL | Microsoft Protected Extensible Authentication Protocol (PEAP) Remote Code Execution Vulner |
| CVE-2023-21692 | 9.8 CRITICAL | Microsoft Protected Extensible Authentication Protocol (PEAP) Remote Code Execution Vulner |
| CVE-2023-21803 | 9.8 CRITICAL | Windows iSCSI Discovery Service Remote Code Execution Vulnerability |
| CVE-2023-21716 | 9.8 CRITICAL | Microsoft Word Remote Code Execution Vulnerability |
| CVE-2023-21685 | 8.8 HIGH | Microsoft WDAC OLE DB provider for SQL Server Remote Code Execution Vulnerability |
| CVE-2023-21707 | 8.8 HIGH | Microsoft Exchange Server Remote Code Execution Vulnerability |
| CVE-2023-21706 | 8.8 HIGH | Microsoft Exchange Server Remote Code Execution Vulnerability |
| CVE-2023-21684 | 8.8 HIGH | Microsoft PostScript and PCL6 Class Printer Driver Remote Code Execution Vulnerability |
| CVE-2023-21705 | 8.8 HIGH | Microsoft SQL Server Remote Code Execution Vulnerability |
| CVE-2023-21717 | 8.8 HIGH | Microsoft SharePoint Server Elevation of Privilege Vulnerability |
| CVE-2023-21529 | 8.8 HIGH | Microsoft Exchange Server Remote Code Execution Vulnerability |
| CVE-2023-21797 | 8.8 HIGH | Microsoft ODBC Driver Remote Code Execution Vulnerability |
| CVE-2023-21798 | 8.8 HIGH | Microsoft ODBC Driver Remote Code Execution Vulnerability |
| CVE-2023-21799 | 8.8 HIGH | Microsoft WDAC OLE DB provider for SQL Server Remote Code Execution Vulnerability |
| CVE-2023-21686 | 8.8 HIGH | Microsoft WDAC OLE DB provider for SQL Server Remote Code Execution Vulnerability |
| CVE-2023-21713 | 8.8 HIGH | Microsoft SQL Server Remote Code Execution Vulnerability |
| CVE-2023-21777 | 8.7 HIGH | Azure App Service on Azure Stack Hub Elevation of Privilege Vulnerability |
| CVE-2023-23374 | 8.3 HIGH | Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability |
| CVE-2023-21806 | 8.2 HIGH | Power BI Report Server Spoofing Vulnerability |
Showing top 20 of 78 CVEs. View all on vendor page → →
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V. Comments for CVE-2023-21691
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