CVE-2022-30337 in WP Meta SEO Plugin
Summary
by MITRE • 07/21/2022
Cross-Site Request Forgery (CSRF) vulnerability in JoomUnited WP Meta SEO plugin <= 4.4.8 at WordPress allows an attacker to update the social settings.
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Analysis
by VulDB Data Team • 08/20/2022
The CVE-2022-30337 vulnerability represents a critical cross-site request forgery flaw within the WP Meta SEO plugin for WordPress, specifically affecting versions up to and including 4.4.8. This vulnerability resides in the JoomUnited plugin ecosystem and exposes WordPress sites to unauthorized modification of social media configuration settings through maliciously crafted requests. The flaw stems from insufficient validation of request origins and lack of proper anti-CSRF token implementation within the plugin's administrative interfaces, allowing attackers to manipulate social settings without proper authentication.
The technical exploitation of this CSRF vulnerability occurs when an authenticated administrator visits a malicious website or clicks on a crafted link that triggers unauthorized requests to the vulnerable WordPress installation. The plugin's social settings update endpoints fail to validate that requests originate from legitimate administrative sessions, making it possible for attackers to modify meta tags, social media previews, and other SEO-related configurations. This vulnerability operates at the application layer and leverages the trust relationship between the browser and the targeted WordPress site, effectively bypassing standard authentication mechanisms.
The operational impact of CVE-2022-30337 extends beyond simple configuration changes, potentially enabling attackers to manipulate search engine optimization parameters that could negatively affect site visibility and user trust. Attackers could modify social media meta descriptions, change Open Graph tags, or alter Twitter card configurations, which might result in misleading content being displayed when posts are shared across social platforms. This manipulation could facilitate phishing attacks, brand damage, or SEO poisoning campaigns that compromise the integrity of the website's digital presence. The vulnerability aligns with CWE-352, which categorizes cross-site request forgery as a fundamental web application security weakness.
Organizations affected by this vulnerability should immediately update to version 4.4.9 or later of the WP Meta SEO plugin, as this release includes proper CSRF token validation and request origin verification mechanisms. System administrators should also implement additional security measures such as monitoring for unauthorized configuration changes, reviewing access logs for suspicious activities, and ensuring that only authorized personnel have administrative privileges. The mitigation strategy should align with ATT&CK technique T1078 which addresses valid accounts and T1566 which covers credential harvesting, as attackers may exploit this vulnerability to establish persistent access through manipulated social media configurations. Network-level protections including web application firewalls and security monitoring solutions can help detect and prevent exploitation attempts, while regular security audits should verify that all WordPress plugins maintain current versions and proper security implementations.