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CVE-2023-23394— Client Server Run-Time Subsystem (CSRSS) Information Disclosure Vulnerability

Quick assessment

Affected
Microsoft Windows 10 Version 1809
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 Client Server Run-time Subsystem是美国Microsoft公司的客户端/服务器运行时子系统，表现为csrss.exe进程。 它是Windows NT操作系统家族中的一个组件，出现于Windows NT 3.1及后续系统，提供Win32子系统的用户模式侧。 Microsoft Client Server Run-time Subsystem (CSRSS)存在安全漏洞。以下产品和版本受到影响：Windows Server 2012 R2,Windows Se

CVSS 5.5 · Medium EPSS 0.46% · P38
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I. Basic Information for CVE-2023-23394

Vulnerability Information
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Vulnerability Title
Client Server Run-Time Subsystem (CSRSS) Information Disclosure Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Client Server Run-Time Subsystem (CSRSS) Information Disclosure Vulnerability
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
非可信指针解引用
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft Client Server Run-time Subsystem (CSRSS) 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Client Server Run-time Subsystem是美国Microsoft公司的客户端/服务器运行时子系统，表现为csrss.exe进程。 它是Windows NT操作系统家族中的一个组件，出现于Windows NT 3.1及后续系统，提供Win32子系统的用户模式侧。 Microsoft Client Server Run-time Subsystem (CSRSS)存在安全漏洞。以下产品和版本受到影响：Windows Server 2012 R2,Windows Se
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

Vendor Product Affected Versions CPE Subscribe
Microsoft Windows 10 Version 1809 10.0.17763.0 ~ 10.0.17763.4131 -
Microsoft Windows 10 Version 1809 10.0.0 ~ 10.0.17763.4131 -
Microsoft Windows Server 2019 10.0.17763.0 ~ 10.0.17763.4131 -
Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.0 ~ 10.0.17763.4131 -
Microsoft Windows Server 2022 10.0.20348.0 ~ 10.0.20348.1607 -
Microsoft Windows 10 Version 20H2 10.0.0 ~ 10.0.19042.2728 -
Microsoft Windows 11 version 21H2 10.0.0 ~ 10.0.22000.1696 -
Microsoft Windows 10 Version 21H2 10.0.19043.0 ~ 10.0.19044.2728 -
Microsoft Windows 11 version 22H2 10.0.22621.0 ~ 10.0.22621.1413 -
Microsoft Windows 10 Version 22H2 10.0.19045.0 ~ 10.0.19045.2728 -
Microsoft Windows 10 Version 1507 10.0.10240.0 ~ 10.0.10240.19805 -
Microsoft Windows 10 Version 1607 10.0.14393.0 ~ 10.0.14393.5786 -
Microsoft Windows Server 2016 10.0.14393.0 ~ 10.0.14393.5786 -
Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.0 ~ 10.0.14393.5786 -
Microsoft Windows Server 2008 Service Pack 2 6.0.6003.0 ~ 6.0.6003.21966 -
Microsoft Windows Server 2008 Service Pack 2 (Server Core installation) 6.0.6003.0 ~ 6.0.6003.21966 -
Microsoft Windows Server 2008 Service Pack 2 6.0.6003.0 ~ 6.0.6003.21966 -
Microsoft Windows Server 2008 R2 Service Pack 1 6.1.7601.0 ~ 6.1.7601.26415 -
Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation) 6.1.7601.0 ~ 6.1.7601.26415 -
Microsoft Windows Server 2012 6.2.9200.0 ~ 6.2.9200.24168 -
Microsoft Windows Server 2012 (Server Core installation) 6.2.9200.0 ~ 6.2.9200.24168 -
Microsoft Windows Server 2012 R2 6.3.9600.0 ~ 6.3.9600.20865 -
Microsoft Windows Server 2012 R2 (Server Core installation) 6.3.9600.0 ~ 6.3.9600.20865 -

II. Public POCs for CVE-2023-23394

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III. Intelligence Information for CVE-2023-23394

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Vendor Advisories for CVE-2023-23394 (1)

Same Patch Batch · Microsoft · 2023-03-14 · 74 CVEs total

CVE-2023-23415 9.8 CRITICAL Internet Control Message Protocol (ICMP) Remote Code Execution Vulnerability
CVE-2023-23392 9.8 CRITICAL HTTP Protocol Stack Remote Code Execution Vulnerability
CVE-2023-23397 9.8 CRITICAL Microsoft Outlook Elevation of Privilege Vulnerability
CVE-2023-21708 9.8 CRITICAL Remote Procedure Call Runtime Remote Code Execution Vulnerability
CVE-2023-23403 8.8 HIGH Microsoft PostScript and PCL6 Class Printer Driver Remote Code Execution Vulnerability
CVE-2023-23413 8.8 HIGH Microsoft PostScript and PCL6 Class Printer Driver Remote Code Execution Vulnerability
CVE-2023-24907 8.8 HIGH Microsoft PostScript and PCL6 Class Printer Driver Remote Code Execution Vulnerability
CVE-2023-24867 8.8 HIGH Microsoft PostScript and PCL6 Class Printer Driver Remote Code Execution Vulnerability
CVE-2023-23406 8.8 HIGH Microsoft PostScript and PCL6 Class Printer Driver Remote Code Execution Vulnerability
CVE-2023-24868 8.8 HIGH Microsoft PostScript and PCL6 Class Printer Driver Remote Code Execution Vulnerability
CVE-2023-24909 8.8 HIGH Microsoft PostScript and PCL6 Class Printer Driver Remote Code Execution Vulnerability
CVE-2023-24871 8.8 HIGH Windows Bluetooth Service Remote Code Execution Vulnerability
CVE-2023-24913 8.8 HIGH Microsoft PostScript and PCL6 Class Printer Driver Remote Code Execution Vulnerability
CVE-2023-24872 8.8 HIGH Microsoft PostScript and PCL6 Class Printer Driver Remote Code Execution Vulnerability
CVE-2023-23388 8.8 HIGH Windows Bluetooth Driver Elevation of Privilege Vulnerability
CVE-2023-24876 8.8 HIGH Microsoft PostScript and PCL6 Class Printer Driver Remote Code Execution Vulnerability
CVE-2023-24864 8.8 HIGH Microsoft PostScript and PCL6 Class Printer Driver Elevation of Privilege Vulnerability
CVE-2023-23383 8.2 HIGH Service Fabric Explorer Spoofing Vulnerability
CVE-2023-24892 8.2 HIGH Microsoft Edge (Chromium-based) Webview2 Spoofing Vulnerability
CVE-2023-24869 8.1 HIGH Remote Procedure Call Runtime Remote Code Execution Vulnerability

Showing top 20 of 74 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Windows 10 Version 1809
Same vendor: Microsoft
Same weakness: CWE-822

V. Comments for CVE-2023-23394

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