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CVE-2021-24189— Captchinoo, Google recaptcha for admin login page < 2.4 - Arbitrary Plugin Installation/Activation via Low Privilege User

Quick assessment

Affected
wp-buy Captchinoo, Google recaptcha for admin login page
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.

WordPress是Wordpress基金会的一套使用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 插件是WordPress开源的一个应用插件。 Captchinoo, Google recaptcha for admin login page WordPress plugin 2.4之前版本存在授权问题漏洞，该漏洞允许低权限用户从WordPress库中安装任何插件(包括一个特定版本)，以及激活任意插件。

AI Predicted 7.5 Difficulty: Easy EPSS 1.32% · P68
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I. Basic Information for CVE-2021-24189

Vulnerability Information
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Vulnerability Title
Captchinoo, Google recaptcha for admin login page < 2.4 - Arbitrary Plugin Installation/Activation via Low Privilege User
Source: CVE Program / CVE List V5
Vulnerability Description
Low privileged users can use the AJAX action 'cp_plugins_do_button_job_later_callback' in the Captchinoo, Google recaptcha for admin login page WordPress plugin before 2.4, to install any plugin (including a specific version) from the WordPress repository, as well as activate arbitrary plugin from then blog, which helps attackers install vulnerable plugins and could lead to more critical vulnerabilities like RCE.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress plugin 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress是Wordpress基金会的一套使用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 插件是WordPress开源的一个应用插件。 Captchinoo, Google recaptcha for admin login page WordPress plugin 2.4之前版本存在授权问题漏洞，该漏洞允许低权限用户从WordPress库中安装任何插件(包括一个特定版本)，以及激活任意插件。
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
wp-buy Captchinoo, Google recaptcha for admin login page 2.4 ~ 2.4 -

II. Public POCs for CVE-2021-24189

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III. Intelligence Information for CVE-2021-24189

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Vendor Advisories for CVE-2021-24189 (1)

Same Patch Batch · wp-buy · 2021-05-14 · 8 CVEs total

CVE-2021-24188 WP Content Copy Protection & No Right Click < 3.1.5 - Arbitrary Plugin Installation/Activa
CVE-2021-24190 WooCommerce Conditional Marketing Mailer < 1.5.2 - Arbitrary Plugin Installation/Activatio
CVE-2021-24191 WP Maintenance Mode & Site Under Construction < 1.8.2 - Arbitrary Plugin Installation/Acti
CVE-2021-24192 Tree Sitemap < 2.9 - Arbitrary Plugin Installation/Activation via Low Privilege User
CVE-2021-24193 Visitor Traffic Real Time Statistics < 2.12 - Arbitrary Plugin Installation/Activation via
CVE-2021-24194 Login Protection - Limit Failed Login Attempts < 2.9 - Arbitrary Plugin Installation/Activ
CVE-2021-24195 Login as User or Customer (User Switching) < 1.9 - Arbitrary Plugin Installation/Activatio

IV. Related Vulnerabilities

Same vendor: wp-buy
Same weakness: CWE-285

V. Comments for CVE-2021-24189

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