Spam protection, Anti-Spam, FireWall by CleanTalk <= 6.43.2 - Authorization Bypass via Reverse DNS Spoofing to Unauthenticated Arbitrary Plugin Installation

9.8
Missing Authorization
CVE CVE-2024-10542
CVSS 9.8 (Critical)
Publicly Published November 25, 2024
Last Updated November 26, 2024
Researcher mikemyers

Description

The Spam protection, Anti-Spam, FireWall by CleanTalk plugin for WordPress is vulnerable to unauthorized Arbitrary Plugin Installation due to an authorization bypass via reverse DNS spoofing on the checkWithoutToken function in all versions up to, and including, 6.43.2. This makes it possible for unauthenticated attackers to install and activate arbitrary plugins which can be leveraged to achieve remote code execution if another vulnerable plugin is installed and activated.

Wordfence blocked 2,750 attacks targeting this vulnerability in the past 24 hours.

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Vulnerability Details for Spam protection, Anti-Spam, FireWall by CleanTalk

Software Type Plugin
Software Slug cleantalk-spam-protect (view on wordpress.org)
Patched? Yes
Remediation Update to version 6.44, or a newer patched version
Affected Version
  • <= 6.43.2
Patched Version
  • 6.44

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