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CVE-2023-2734— MStore API <= 3.9.1 - Authentication Bypass

Quick assessment

Affected
inspireui MStore API – Create Native Android & iOS Apps On The Cloud
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

WordPress和WordPress plugin都是WordPress基金会的产品。WordPress是一套使用PHP语言开发的博客平台。该平台支持在PHP和MySQL的服务器上架设个人博客网站。WordPress plugin是一个应用插件。 WordPress Plugin MStore API 3.9.1及之前版本存在安全漏洞，该漏洞源于在通过插件进行购物车同步 REST API 请求期间对提供的用户的验证不充分，攻击者利用该漏洞可以可以以站点上任何现有用户（例如管理员）的身份登录。

CVSS 9.8 · Critical EPSS 3.81% · P90

Public Exploits 1

Nuclei · 1 CVE-2023-2734.yaml [template]
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I. Basic Information for CVE-2023-2734

Vulnerability Information
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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
MStore API <= 3.9.1 - Authentication Bypass
Source: CVE Program / CVE List V5
Vulnerability Description
The MStore API plugin for WordPress is vulnerable to authentication bypass in versions up to, and including, 3.9.1. This is due to insufficient verification on the user being supplied during the cart sync from mobile REST API request through the plugin. This makes it possible for unauthenticated attackers to log in as any existing user on the site, such as an administrator, if they have access to the user id.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
使用候选路径或通道进行的认证绕过
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress Plugin MStore API 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress和WordPress plugin都是WordPress基金会的产品。WordPress是一套使用PHP语言开发的博客平台。该平台支持在PHP和MySQL的服务器上架设个人博客网站。WordPress plugin是一个应用插件。 WordPress Plugin MStore API 3.9.1及之前版本存在安全漏洞，该漏洞源于在通过插件进行购物车同步 REST API 请求期间对提供的用户的验证不充分，攻击者利用该漏洞可以可以以站点上任何现有用户（例如管理员）的身份登录。
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
inspireui MStore API * ~ 3.9.1 -

II. Public POCs for CVE-2023-2734

# POC Description Source Link Shenlong Link
1 The MStore API plugin for WordPress is vulnerable to authentication bypass in versions up to, and including, 3.9.1. This is due to insufficient verification on the user being supplied during the cart sync from mobile REST API request through the plugin. This makes it possible for unauthenticated attackers to log in as any existing user on the site, such as an administrator, if they have access to the user id. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2023/CVE-2023-2734.yaml POC Details
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III. Intelligence Information for CVE-2023-2734

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Patches & Fixes for CVE-2023-2734 (1)

Vendor Advisories for CVE-2023-2734 (1)

Same Patch Batch · inspireui · 2023-05-25 · 3 CVEs total

CVE-2023-2733 9.8 CRITICAL MStore API <= 3.9.0 - Authentication Bypass
CVE-2023-2732 9.8 CRITICAL MStore API <= 3.9.2 - Authentication Bypass

IV. Related Vulnerabilities

Same product: MStore API – Create Native Android & iOS Apps On The Cloud
Same vendor: inspireui
Same weakness: CWE-288

V. Comments for CVE-2023-2734

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