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CVE-2023-6263— Server Spoofing Vulnerability in NxCloud

Quick assessment

Affected
Network Optix NxCloud
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.

Network Optix NxCloud是美国Network Optix公司的一款应用程序。用于为设计和制造提供高性能功能。 Network Optix NxCloud 23.1.0.40440 之前版本存在安全漏洞，该漏洞源于通过使用合法 VMS 服务器的准确标识，可以将虚假 VMS 服务器添加到 NxCloud，因此，当合法客户端连接到假 VMS 服务器时，攻击者可以检索用户授权标头，攻击者利用该漏洞可以执行中间人攻击并劫持对 VMS 服务器的访问。

CVSS 8.3 · High EPSS 0.49% · P40

Possible ATT&CK Techniques 1 AI

T1557 · Adversary-in-the-Middle
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I. Basic Information for CVE-2023-6263

Vulnerability Information
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Vulnerability Title
Server Spoofing Vulnerability in NxCloud
Source: CVE Program / CVE List V5
Vulnerability Description
An issue was discovered by IPVM team in Network Optix NxCloud before 23.1.0.40440. It was possible to add a fake VMS server to NxCloud by using the exact identification of a legitimate VMS server. As result, it was possible to retrieve authorization headers from legitimate users when the legitimate client connects to the fake VMS server.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
使用欺骗进行的认证绕过
Source: CVE Program / CVE List V5
Vulnerability Title
Network Optix NxCloud 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Network Optix NxCloud是美国Network Optix公司的一款应用程序。用于为设计和制造提供高性能功能。 Network Optix NxCloud 23.1.0.40440 之前版本存在安全漏洞，该漏洞源于通过使用合法 VMS 服务器的准确标识，可以将虚假 VMS 服务器添加到 NxCloud，因此，当合法客户端连接到假 VMS 服务器时，攻击者可以检索用户授权标头，攻击者利用该漏洞可以执行中间人攻击并劫持对 VMS 服务器的访问。
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
Network Optix NxCloud 0 ~ 23.1.0.40440 -

II. Public POCs for CVE-2023-6263

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III. Intelligence Information for CVE-2023-6263

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Security Blog Posts for CVE-2023-6263 (1)

IV. Related Vulnerabilities

Same vendor: Network Optix
Same weakness: CWE-290

V. Comments for CVE-2023-6263

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