CVE-2022-47594 in Essential Blocks for Gutenberg Plugin
Summary
by MITRE • 12/13/2024
Missing Authorization vulnerability in WPDeveloper Essential Blocks for Gutenberg allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Essential Blocks for Gutenberg: from n/a through 3.8.5.
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Analysis
by VulDB Data Team • 12/13/2024
The CVE-2022-47594 vulnerability represents a critical missing authorization flaw within the WPDeveloper Essential Blocks for Gutenberg plugin, which is widely utilized in wordpress environments. This security weakness stems from incorrectly configured access control security levels that permit unauthorized users to exploit functionality that should be restricted to privileged administrators. The vulnerability exists in versions ranging from the initial release through 3.8.5, indicating a prolonged period during which the plugin was susceptible to exploitation. The Essential Blocks plugin serves as a comprehensive collection of blocks for the Gutenberg editor, enabling users to create various content elements including galleries, forms, and interactive components. The misconfiguration allows attackers to bypass intended access controls and potentially execute unauthorized actions within the wordpress administration interface.
This vulnerability falls under the CWE-863 category of Incorrect Authorization, which specifically addresses situations where the system fails to properly enforce access control mechanisms. The ATT&CK framework categorizes this issue under privilege escalation techniques, as attackers can leverage the missing authorization to gain elevated privileges within the wordpress environment. The technical flaw manifests in the plugin's failure to properly validate user permissions before executing administrative functions, creating a pathway for unauthorized individuals to perform operations typically restricted to administrators. The vulnerability's impact extends beyond simple unauthorized access, as it can enable attackers to modify core plugin settings, manipulate content, or potentially establish persistent access points within the wordpress installation.
The operational impact of CVE-2022-47594 is significant for wordpress administrators and security teams responsible for maintaining plugin security. Attackers exploiting this vulnerability can potentially modify plugin configurations, inject malicious code into content blocks, or manipulate the underlying functionality of the essential blocks. The affected environment includes any wordpress installation running the vulnerable version of the Essential Blocks plugin, making it a widespread concern across numerous websites. This vulnerability particularly threatens websites that rely heavily on the plugin's features for content management, as unauthorized modifications could lead to data corruption, content theft, or complete service disruption. The exploitation typically requires minimal technical skill, making it an attractive target for automated attacks and opportunistic threat actors.
Mitigation strategies for CVE-2022-47594 involve immediate plugin updates to versions 3.8.6 or later, which contain the necessary authorization fixes. System administrators should conduct thorough security assessments of their wordpress installations to identify any potential exploitation attempts. The implementation of additional security layers including web application firewalls, regular security audits, and monitoring of unauthorized access attempts can help detect and prevent exploitation. Organizations should also consider implementing role-based access control measures to limit user permissions and reduce the potential impact of such vulnerabilities. Security teams should monitor for any indicators of compromise related to the specific plugin and ensure that all wordpress components remain updated with the latest security patches. The vulnerability underscores the critical importance of maintaining current plugin versions and implementing comprehensive security monitoring practices to protect against unauthorized access and privilege escalation attacks.