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CVE-2021-24217— Facebook for WordPress < 3.0.0 - PHP Object Injection with POP Chain

Quick assessment

Affected
Unknown Facebook for WordPress
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 插件是WordPress开源的一个应用插件。 WordPress 插件 Facebook for WordPress插件 3.0.0版本之前存在安全漏洞，该漏洞源于插件的run_action函数反序列化用户提供的数据，从而有可能提供PHP对象，从而创建对象注入漏洞。

AI Predicted 9.8 Difficulty: Easy EPSS 3.52% · P88
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I. Basic Information for CVE-2021-24217

Vulnerability Information
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Vulnerability Title
Facebook for WordPress < 3.0.0 - PHP Object Injection with POP Chain
Source: CVE Program / CVE List V5
Vulnerability Description
The run_action function of the Facebook for WordPress plugin before 3.0.0 deserializes user supplied data making it possible for PHP objects to be supplied creating an Object Injection vulnerability. There was also a useable magic method in the plugin that could be used to achieve remote code execution.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
可信数据的反序列化
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress 插件 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress 插件是WordPress开源的一个应用插件。 WordPress 插件 Facebook for WordPress插件 3.0.0版本之前存在安全漏洞，该漏洞源于插件的run_action函数反序列化用户提供的数据，从而有可能提供PHP对象，从而创建对象注入漏洞。
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 Facebook for WordPress 3.0.0 ~ 3.0.0 -

II. Public POCs for CVE-2021-24217

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III. Intelligence Information for CVE-2021-24217

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Vendor Advisories for CVE-2021-24217 (2)

Same Patch Batch · Unknown · 2021-04-12 · 14 CVEs total

CVE-2021-24231 Patreon WordPress < 1.7.0 - CSRF to Disconnect Sites From Patreon
CVE-2021-24230 Patreon WordPress < 1.7.0 - CSRF to Overwrite/Create User Meta
CVE-2021-24229 Patreon WordPress < 1.7.2 - Reflected XSS on patreon_save_attachment_patreon_level AJAX ac
CVE-2021-24228 Patreon WordPress < 1.7.2 - Reflected XSS on Login Form
CVE-2021-24227 Patreon WordPress < 1.7.0 - Unauthenticated Local File Disclosure
CVE-2021-24226 AccessAlly < 3.5.7 - $_SERVER Superglobal Leakage
CVE-2021-24225 Advanced Booking Calendar < 1.6.7 - Authenticated Reflected Cross-Site Scripting (XSS)
CVE-2021-24224 Easy Form Builder <= 1.0 - Authenticated Arbitrary File Upload
CVE-2021-24223 N5 Upload Form <= 1.0 - Unauthenticated Arbitrary File Upload to RCE
CVE-2021-24222 WP-Curricul Vitea Free <= 6.3 - Unauthenticated Arbitrary File Upload to RCE
CVE-2021-24221 Quiz And Survey Master < 7.1.12 - Authenticated SQL injection via shortcode
CVE-2021-24218 Facebook for WordPress 3.0.0-3.0.3 - CSRF to Stored XSS and Settings Deletion
CVE-2021-24215 Controlled Admin Access < 1.5.2 - Improper Access Control & Privilege Escalation

IV. Related Vulnerabilities

Same product: Facebook for WordPress
Same vendor: Unknown
Same weakness: CWE-502

V. Comments for CVE-2021-24217

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