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CVE-2021-24527— Profile Builder < 3.4.9 - Admin Access via Password Reset

Quick assessment

Affected
Unknown User Registration & User Profile – Profile Builder
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。 Profile Builder WordPress插件3.4.9之前版本存在授权问题漏洞，该漏洞源于插件在检查重置键的方法中存在绕过限制的问题，这允许任何用户重置博客的管理员密码，并获得未经授权的访问。此外，管理员将不会通过电子邮件获得密码变更的通知。

AI Predicted 9.8 Difficulty: Trivial EPSS 7.63% · P94

Public Exploits 1

Nuclei · 1 CVE-2021-24527.yaml [template]

Possible ATT&CK Techniques 1 AI

T1136.001 · Local Account
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I. Basic Information for CVE-2021-24527

Vulnerability Information
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Vulnerability Title
Profile Builder < 3.4.9 - Admin Access via Password Reset
Source: CVE Program / CVE List V5
Vulnerability Description
The User Registration & User Profile – Profile Builder WordPress plugin before 3.4.9 has a bug allowing any user to reset the password of the admin of the blog, and gain unauthorised access, due to a bypass in the way the reset key is checked. Furthermore, the admin will not be notified of such change by email for example.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
认证机制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress 插件授权问题漏洞
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。 Profile Builder WordPress插件3.4.9之前版本存在授权问题漏洞，该漏洞源于插件在检查重置键的方法中存在绕过限制的问题，这允许任何用户重置博客的管理员密码，并获得未经授权的访问。此外，管理员将不会通过电子邮件获得密码变更的通知。
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)

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Affected Products

Vendor Product Affected Versions CPE Subscribe
Unknown User Registration & User Profile – Profile Builder 3.4.9 ~ 3.4.9 -

II. Public POCs for CVE-2021-24527

# POC Description Source Link Shenlong Link
1 The Profile Builder plugin before 3.4.9 for WordPress allows unauthenticated attackers to gain administrative access by exploiting an improper authentication vulnerability in the password reset functionality. An attacker can reset the password of any user, including administrators, without proper authorization, leading to a complete site compromise. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-24527.yaml POC Details
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III. Intelligence Information for CVE-2021-24527

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Vendor Advisories for CVE-2021-24527 (1)

Same Patch Batch · Unknown · 2021-08-16 · 20 CVEs total

CVE-2021-24518 WPFront Notification Bar < 2.0.0.07176 - Authenticated Stored XSS
CVE-2021-24362 Photo Gallery < 1.5.75 - Stored Cross-Site Scripting via Uploaded SVG
CVE-2021-24363 Photo Gallery < 1.5.75 - File Upload Path Traversal
CVE-2021-24380 Shantz WordPress QOTD <= 1.2.2 - Arbitrary Setting Update via CSRF
CVE-2021-24411 Social Tape <= 1.0 - CSRF to Stored XSS
CVE-2021-24410 Telugu Bible Verse Daily <= 1.0 - CSRF to Stored XSS
CVE-2021-24445 My Site Audit <= 1.2.4 - Authenticated Stored Cross-Site Scripting (XSS)
CVE-2021-24466 Verse-O-Matic <= 4.1.1 - CSRF to Stored XSS
CVE-2021-24471 YouTube Embed < 5.2.2 - Contributor+ Stored XSS
CVE-2021-24512 Video Posts Webcam Recorder < 3.2.4 - Authenticated Reflected XSS
CVE-2021-24548 Mimetic Books <= 0.2.13 - Authenticated Stored Cross-Site Scripting (XSS)
CVE-2021-24519 Vik Rent Car < 1.1.10 - Authenticated Stored Cross-Site Scripting (XSS)
CVE-2021-24526 Form Maker < 1.13.60 - Authenticated Stored XSS
CVE-2021-24534 PhoneTrack Meu Site Manager <= 0.1 - Authenticated Stored XSS
CVE-2021-24535 Light Messages <= 1.0 - CSRF to Stored XSS
CVE-2021-24536 Custom Login Redirect <= 1.0.0 - CSRF to Stored XSS
CVE-2021-24540 Wonder Video Embed < 1.8 - Contributor+ Stored XSS
CVE-2021-24538 Current Book <= 1.0.1 - Authenticated Stored Cross-Site Scripting (XSS)
CVE-2021-24541 Wonder PDF Embed < 1.7 - Contributor+ Stored XSS

IV. Related Vulnerabilities

Same product: User Registration & User Profile – Profile Builder
Same vendor: Unknown
Same weakness: CWE-287

V. Comments for CVE-2021-24527

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