Cloud Vulnerability DB
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Vulnerability DatabaseCVE-2022-4036
CVE-2022-4036:
WordPress vulnerability analysis and mitigation
Overview
The Appointment Hour Booking WordPress plugin (versions < 1.3.73) was found to contain a CAPTCHA bypass vulnerability, identified as CVE-2022-4036. The vulnerability was disclosed on November 29, 2022. This security issue affects the plugin's CAPTCHA protection mechanism, which is designed to prevent automated form submissions (WPScan).
Technical details
The vulnerability stems from the implementation of an insufficiently strong hashing algorithm for the CAPTCHA secret, which is exposed to users via a cookie. The vulnerability has been assigned a CVSS score of 5.3 (Medium) with the following vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N (Wordfence).
Impact
The vulnerability could allow attackers to bypass the CAPTCHA protection mechanism implemented in the plugin, potentially enabling automated form submissions and spam attacks (WPScan).
Mitigation and workarounds
The vulnerability has been patched in version 1.3.73 of the Appointment Hour Booking plugin. Users are advised to update to this version or later to protect against potential exploitation (WPScan).
Additional resources
Source: This report was generated using AI
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