CVE-2022-41620 in SeoSamba Webmasters Plugin
Summary
by MITRE • 02/08/2023
Cross-Site Request Forgery (CSRF) vulnerability in SeoSamba for WordPress Webmasters plugin <= 1.0.5 versions.
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Analysis
by VulDB Data Team • 03/06/2023
The CVE-2022-41620 vulnerability represents a critical cross-site request forgery flaw discovered in the SeoSamba for WordPress Webmasters plugin, affecting versions 1.0.5 and earlier. This vulnerability resides within the WordPress ecosystem and specifically targets the plugin's handling of user authentication and request processing mechanisms. The issue stems from the plugin's failure to implement proper anti-CSRF protection measures, creating a pathway for malicious actors to execute unauthorized actions on behalf of authenticated users. The vulnerability is particularly concerning because it operates within the WordPress administrative context where users typically possess elevated privileges and can perform critical system modifications.
The technical implementation of this CSRF vulnerability occurs when the plugin processes administrative requests without validating the presence of a valid anti-CSRF token or performing proper origin verification. Attackers can craft malicious web pages or emails containing embedded requests that, when executed by an authenticated administrator, will perform unintended actions within the WordPress environment. The flaw allows attackers to manipulate the plugin's functionality through forged requests that appear legitimate to the WordPress system. This typically involves exploiting the absence of secure token validation or referer header checks that would normally prevent unauthorized request execution.
The operational impact of this vulnerability extends beyond simple data manipulation to potentially enable complete compromise of WordPress installations. An attacker who successfully exploits this CSRF vulnerability could perform actions such as modifying plugin settings, altering user permissions, accessing sensitive configuration data, or even executing arbitrary code if additional vulnerabilities exist. The risk is amplified because administrators often maintain persistent sessions with elevated privileges, making successful exploitation particularly damaging. The vulnerability affects not just individual user accounts but potentially entire WordPress installations, especially when administrators interact with malicious content across different contexts.
Mitigation strategies for CVE-2022-41620 should prioritize immediate plugin updates to versions that address the CSRF implementation gaps. System administrators must ensure that all WordPress installations maintain current plugin versions and implement comprehensive monitoring for unauthorized administrative changes. The vulnerability aligns with CWE-352, which specifically addresses cross-site request forgery weaknesses in web applications. Organizations should also consider implementing web application firewalls and additional security layers to detect and prevent CSRF attack patterns. The ATT&CK framework categorizes this vulnerability under T1566, which covers malicious command execution through web applications, highlighting the need for defensive measures that can detect and block unauthorized administrative requests. Regular security audits and penetration testing should include verification of CSRF protection mechanisms within all WordPress plugins and themes to prevent similar vulnerabilities from remaining undetected.