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CVE-2021-24212— WooCommerce Help Scout < 2.9.1 - Unauthenticated Arbitrary File Upload leading to RCE

Quick assessment

Affected
Unknown WooCommerce Help Scout
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。 WooCommerce Help Scout WordPress plugin before 2.9.1 存在代码问题漏洞，该漏洞允许未经身份验证的用户上传任何文件到网站。

AI Predicted 9.8 Difficulty: Trivial EPSS 7.91% · P95

Public Exploits 1

Nuclei · 1 CVE-2021-24212.yaml [template]

Possible ATT&CK Techniques 1 AI

T1505.003 · Web Shell
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I. Basic Information for CVE-2021-24212

Vulnerability Information
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Vulnerability Title
WooCommerce Help Scout < 2.9.1 - Unauthenticated Arbitrary File Upload leading to RCE
Source: CVE Program / CVE List V5
Vulnerability Description
The WooCommerce Help Scout WordPress plugin before 2.9.1 (https://woocommerce.com/products/woocommerce-help-scout/) allows unauthenticated users to upload any files to the site which by default will end up in wp-content/uploads/hstmp.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
危险类型文件的不加限制上传
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress 代码问题漏洞
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。 WooCommerce Help Scout WordPress plugin before 2.9.1 存在代码问题漏洞，该漏洞允许未经身份验证的用户上传任何文件到网站。
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)

Shenlong Deep Dive — AI Deep Analysis

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Affected Products

Vendor Product Affected Versions CPE Subscribe
Unknown WooCommerce Help Scout 2.9.1 ~ 2.9.1 -

II. Public POCs for CVE-2021-24212

# POC Description Source Link Shenlong Link
1 WooCommerce Help Scout plugin before version 2.9.1 contains an unrestricted file upload vulnerability. The vulnerability allows unauthenticated users to upload arbitrary files to the server which by default will end up in wp-content/uploads/hstmp/ directory, potentially leading to remote code execution. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-24212.yaml POC Details
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III. Intelligence Information for CVE-2021-24212

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Other References for CVE-2021-24212 (1)

Same Patch Batch · Unknown · 2021-04-05 · 45 CVEs total

CVE-2021-24164 Ninja Forms < 3.4.34.1 - Authenticated OAuth Connection Key Disclosure
CVE-2021-24167 Web-Stat < 1.4.1 - API Key Disclosure
CVE-2021-24166 Ninja Forms < 3.4.34 - CSRF to OAuth Service Disconnection
CVE-2021-24150 Like Button Rating < 2.6.32 - Unauthenticated Full-Read SSRF
CVE-2021-24154 Theme Editor < 2.6 - Authenticated Arbitrary File Download
CVE-2021-24155 Backup Guard < 1.6.0 - Authenticated Arbitrary File Upload
CVE-2021-24156 Testimonial Rotator <= 3.0.3 - Authenticated Stored Cross-Site Scripting
CVE-2021-24157 Orbit Fox by ThemeIsle < 2.10.3 - Authenticated Stored Cross Site Scripting
CVE-2021-24158 Orbit Fox by ThemeIsle < 2.10.3 - Authenticated Privilege Escalation
CVE-2021-24153 Yoast SEO < 3.4.1 - Authenticated Stored Cross-Site Scripting (XSS)
CVE-2021-24165 Ninja Forms < 3.4.34 - Administrator Open Redirect
CVE-2021-24163 Ninja Forms < 3.4.34 - Authenticated SendWP Plugin Installation and Client Secret Key Disc
CVE-2021-24159 Contact Form 7 Style <= 3.1.9 - Cross-Site Request Forgery to Stored Cross-Site Scripting
CVE-2021-24176 JH 404 Logger <= 1.1 - Unauthenticated Stored Cross-Site Scripting (XSS)
CVE-2021-24175 The Plus Addons for Elementor Page Builder < 4.1.7 - Authentication Bypass
CVE-2021-24174 Database Backups <= 1.2.2.6 - CSRF to Backup Download
CVE-2021-24173 VM Backups <= 1.0 - CSRF to Stored Cross-Site Scripting (XSS)
CVE-2021-24172 VM Backups <= 1.0 - CSRF to Database Backup Download
CVE-2021-24171 WooCommerce Upload Files < 59.4 - Unauthenticated Arbitrary File Upload
CVE-2021-24170 User Profile Picture < 2.5.0 - Sensitive Information Disclosure

Showing top 20 of 45 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same vendor: Unknown
Same weakness: CWE-434

V. Comments for CVE-2021-24212

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