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CVE-2021-24894— Reviews Plus < 1.2.14 - Subscriber+ Reviews DoS

Quick assessment

Affected
Unknown Reviews Plus
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 Reviews Plus 存在输入验证错误漏洞，该漏洞源于网络系统或产品对系统资源（如内存、磁盘空间、文件等）的管理不当。

AI Predicted 5.4 Difficulty: Easy EPSS 1.43% · P71

Possible ATT&CK Techniques 1 AI

T1499.002 · Service Exhaustion Flood
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I. Basic Information for CVE-2021-24894

Vulnerability Information
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Vulnerability Title
Reviews Plus < 1.2.14 - Subscriber+ Reviews DoS
Source: CVE Program / CVE List V5
Vulnerability Description
The Reviews Plus WordPress plugin before 1.2.14 does not validate the submitted rating, allowing submission of long integer, causing a Denial of Service in the review section when an authenticated user submit such rating and the reviews are set to be displayed on the post/page
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
整数下溢(超界折返)
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress plugin Reviews Plus 输入验证错误漏洞
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 Reviews Plus 存在输入验证错误漏洞，该漏洞源于网络系统或产品对系统资源（如内存、磁盘空间、文件等）的管理不当。
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
Unknown Reviews Plus 1.2.14 ~ 1.2.14 -

II. Public POCs for CVE-2021-24894

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2021-24894

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Patches & Fixes for CVE-2021-24894 (1)

Vendor Advisories for CVE-2021-24894 (1)

Same Patch Batch · Unknown · 2021-11-23 · 15 CVEs total

CVE-2021-24641 Images to WebP < 1.9 - Multiple Cross Site Request Forgery (CSRF)
CVE-2021-24644 Images to WebP < 1.9 - Authenticated Local File Inclusion
CVE-2021-24668 MAZ Loader < 1.4.1 - Arbitrary Loader Deletion via CSRF
CVE-2021-24700 Forminator < 1.15.4 - Admin+ Stored Cross-Site Scripting
CVE-2021-24703 Download Plugin < 1.6.1 - Subscriber+ Arbitrary Plugin Activation
CVE-2021-24729 Logo Showcase with Slick Slider < 1.2.4 - Author+ Stored Cross Site Scripting
CVE-2021-24812 BetterLinks < 1.2.6 - Admin+ Stored Cross-Site Scripting
CVE-2021-24830 Advanced Access Manager < 6.8.0 - Admin+ Stored Cross-Site Scripting
CVE-2021-24873 Tutor LMS < 1.9.11 - Reflected Cross-Site Scripting
CVE-2021-24875 eCommerce Product Catalog for WordPress < 3.0.39 - Reflected Cross-Site Scripting
CVE-2021-24877 MainWP Child < 4.1.8 - Admin+ SQL Injection
CVE-2021-24882 Slideshow Gallery < 1.7.4 - Admin+ Stored Cross-Site Scripting
CVE-2021-24888 ImageBoss < 3.0.6 - Admin+ Stored Cross-Site Scripting
CVE-2021-24891 Elementor < 3.4.8 - DOM Cross-Site-Scripting

IV. Related Vulnerabilities

Same product: Reviews Plus
Same vendor: Unknown
Same weakness: CWE-191

V. Comments for CVE-2021-24894

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