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CVE-2021-4357— uListing <= 1.6.6 - Unauthenticated Arbitrary Post/Page Deletion

Quick assessment

Affected
stylemix Directory Listings WordPress plugin – uListing
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 uListing 存在安全漏洞，该漏洞源于缺少功能检查和缺少安全随机数，UlistingUserRole::save_role_api 函数上容易受到授权绕过的影响。

CVSS 9.1 · Critical EPSS 1.01% · P62
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I. Basic Information for CVE-2021-4357

Vulnerability Information
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Vulnerability Title
uListing <= 1.6.6 - Unauthenticated Arbitrary Post/Page Deletion
Source: CVE Program / CVE List V5
Vulnerability Description
The uListing plugin for WordPress is vulnerable to authorization bypass due to missing capability checks, and a missing security nonce, on the UlistingUserRole::save_role_api function in versions up to, and including, 1.6.6. This makes it possible for unauthenticated attackers to arbitrarily delete site posts and pages.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress Plugin uListing 安全漏洞
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 uListing 存在安全漏洞，该漏洞源于缺少功能检查和缺少安全随机数，UlistingUserRole::save_role_api 函数上容易受到授权绕过的影响。
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
stylemix Directory Listings WordPress plugin – uListing * ~ 1.7 -

II. Public POCs for CVE-2021-4357

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III. Intelligence Information for CVE-2021-4357

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Patches & Fixes for CVE-2021-4357 (1)

Vendor Advisories for CVE-2021-4357 (1)

Security Blog Posts for CVE-2021-4357 (1)

Other References for CVE-2021-4357 (1)

Same Patch Batch · stylemix · 2023-06-07 · 9 CVEs total

CVE-2021-4381 9.8 CRITICAL uListing <= 1.6.6 - Unauthenticated Options Changes via wp_route
CVE-2021-4370 9.8 CRITICAL uListing <= 1.6.6 - Missing Authorization
CVE-2021-4346 9.8 CRITICAL uListing <= 1.6.6 - Unauthenticated Arbitrary Account Changes
CVE-2021-4343 9.8 CRITICAL uListing <= 1.6.6 - Unauthenticated Arbitrary Account Creation
CVE-2021-4341 9.8 CRITICAL uListing <= 1.6.6 - Unauthenticated Wordpress Options Changes via AJAX
CVE-2021-4340 9.8 CRITICAL uListing <= 1.6.6 - Unauthenticated SQL Injection
CVE-2021-4339 7.5 HIGH uListing <= 1.6.6 - Unauthenticated Information Disclosure
CVE-2021-4345 6.5 MEDIUM uListing <= 1.6.6 - Unauthenticated Arbitrary Roles and Capabilities Creation/Deletion

IV. Related Vulnerabilities

Same product: Directory Listings WordPress plugin – uListing
Same vendor: stylemix
Same weakness: CWE-862

V. Comments for CVE-2021-4357

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