CVE-2024-37942 in BerqWP Plugin
Summary
by MITRE • 07/22/2024
Server-Side Request Forgery (SSRF) vulnerability in Berqier Ltd BerqWP.This issue affects BerqWP: from n/a through 1.7.5.
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Analysis
by VulDB Data Team • 08/15/2024
The Server-Side Request Forgery vulnerability identified as CVE-2024-37942 represents a critical security flaw within the BerqWP plugin developed by Berqier Ltd. This vulnerability manifests as an improper access control weakness that allows malicious actors to manipulate server-side requests through the plugin's functionality. The affected version range spans from the initial release through version 1.7.5, indicating a significant window of exposure where systems could be compromised. The vulnerability falls under the Common Weakness Enumeration category CWE-918, which specifically addresses server-side request forgery vulnerabilities that enable attackers to make unauthorized requests from the server.
The technical implementation of this SSRF flaw occurs when the BerqWP plugin fails to properly validate or sanitize user-supplied input that is subsequently used to construct HTTP requests to external resources. Attackers can exploit this weakness by crafting malicious requests that cause the vulnerable server to initiate connections to internal network resources or external malicious servers. The vulnerability typically arises from inadequate input validation mechanisms within the plugin's request handling code, where user-controllable parameters are directly incorporated into server-side HTTP requests without proper sanitization or access control checks. This flaw allows attackers to potentially bypass network segmentation, access internal services, or redirect requests to malicious endpoints.
The operational impact of this vulnerability extends beyond simple data exfiltration, as it can enable attackers to perform reconnaissance activities against internal network infrastructure, access sensitive data stored on internal servers, or even facilitate further attacks through the compromised plugin. The vulnerability affects any system running the affected BerqWP plugin version, making it particularly dangerous in environments where WordPress installations are widely deployed. Attackers can leverage this weakness to discover internal IP addresses, access internal APIs, or even establish command and control channels through the compromised server. The attack surface is further expanded when considering that WordPress installations often run with elevated privileges, potentially allowing attackers to escalate their compromise to full system access. This vulnerability directly maps to the ATT&CK technique T1566.002, which describes server-side request forgery as a method for bypassing network security controls.
Mitigation strategies for CVE-2024-37942 should prioritize immediate remediation through the deployment of the latest plugin version that contains the patched implementation. System administrators must implement network-level controls including firewalls and access control lists to restrict outbound connections from the web server to prevent unauthorized external communications. Input validation and sanitization should be enforced at multiple layers, with proper parameter validation implemented in the plugin code to ensure that user-supplied data cannot be used to construct malicious requests. Organizations should also consider implementing network segmentation and monitoring solutions to detect suspicious outbound traffic patterns that may indicate exploitation attempts. The vulnerability demonstrates the importance of proper secure coding practices and the need for regular security assessments of third-party plugins to prevent similar issues from compromising system integrity. Additionally, implementing web application firewalls and intrusion detection systems can provide additional layers of protection against exploitation attempts targeting this specific SSRF vulnerability.