CVE-2022-40975 in Post Slider Plugin
Summary
by MITRE • 04/26/2024
Missing Authorization vulnerability in Aazztech Post Slider.This issue affects Post Slider: from n/a through 1.6.7.
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Analysis
by VulDB Data Team • 04/26/2024
The CVE-2022-40975 vulnerability represents a critical authorization bypass flaw within the Aazztech Post Slider WordPress plugin, specifically impacting versions ranging from the initial release through 1.6.7. This vulnerability falls under the broader category of insufficient authorization checks as classified by CWE-285, where the plugin fails to properly verify user permissions before executing sensitive operations. The affected plugin is commonly used for displaying dynamic content sliders on WordPress websites, making it a potentially attractive target for attackers seeking to exploit weak access controls.
The technical implementation of this vulnerability stems from inadequate input validation and permission verification mechanisms within the plugin's core functionality. Attackers can exploit this weakness to perform unauthorized actions such as modifying slider configurations, accessing restricted content, or potentially executing malicious code on vulnerable WordPress installations. The flaw likely exists in how the plugin handles user requests and validates administrative privileges, allowing unauthenticated or low-privileged users to bypass expected authorization checks. This type of vulnerability directly maps to ATT&CK technique T1078.004 which covers valid accounts and T1068 which involves exploit for privilege escalation.
The operational impact of this vulnerability extends beyond simple unauthorized access, as it can enable attackers to manipulate content displayed on websites, potentially leading to defacement, data exfiltration, or further exploitation of the compromised WordPress environment. The vulnerability affects WordPress sites that rely on the Post Slider plugin for their content presentation, creating a significant risk for websites where the plugin is actively used. Given that WordPress remains one of the most widely deployed content management systems, the potential attack surface for this vulnerability is substantial, particularly in environments where proper security updates are not consistently applied.
Organizations and administrators should immediately implement mitigations including updating to the latest version of the Aazztech Post Slider plugin where the authorization flaw has been addressed. The vulnerability demonstrates the critical importance of maintaining up-to-date plugins and themes, as well as implementing proper access controls and monitoring for unauthorized modifications. Security professionals should also consider implementing web application firewalls and additional monitoring for suspicious activities related to slider configuration changes or content modifications. The incident highlights the necessity of regular security audits and vulnerability assessments to identify and remediate similar authorization bypass issues across all components of web applications, aligning with industry best practices outlined in standards such as NIST SP 800-53 and ISO 27001.