CVE-2024-3673 in Web Directory Free Plugin
Summary
by MITRE • 08/30/2024
The Web Directory Free WordPress plugin before 1.7.3 does not validate a parameter before using it in an include(), which could lead to Local File Inclusion issues.
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Analysis
by VulDB Data Team • 08/31/2024
The vulnerability identified as CVE-2024-3673 affects the Web Directory Free WordPress plugin version 1.7.2 and earlier, presenting a critical local file inclusion risk due to inadequate input validation. This flaw exists within the plugin's handling of user-supplied parameters that are subsequently used in include() operations without proper sanitization or validation. The issue stems from the plugin's failure to implement proper parameter validation before incorporating user-provided data into file inclusion mechanisms, creating a pathway for malicious actors to access unauthorized files on the server.
The technical implementation of this vulnerability involves the plugin's use of an unvalidated parameter in an include() statement, which allows attackers to manipulate the file inclusion process. When a parameter is passed directly to an include() function without proper validation, it enables arbitrary file access that can extend beyond the intended scope of the plugin's functionality. This weakness creates an environment where attackers can potentially read sensitive files, execute arbitrary code, or gain unauthorized access to system resources that should remain protected.
From an operational impact perspective, this vulnerability poses significant risks to WordPress installations using the affected plugin version. Attackers can exploit this weakness to access configuration files, database credentials, user information, and other sensitive data stored on the server. The vulnerability can be leveraged to escalate privileges, establish persistent access, or conduct further reconnaissance activities within the compromised environment. The impact extends beyond simple information disclosure as it can enable full system compromise when combined with other exploitation techniques.
Security professionals should consider this vulnerability in relation to CWE-22, which specifically addresses improper limitation of a pathname to a restricted directory, and CWE-94, which covers improper control of generation of code. The ATT&CK framework categorizes this as a technique involving privilege escalation through file inclusion vulnerabilities, potentially leading to initial access and persistence phases. Organizations should prioritize immediate remediation by upgrading to version 1.7.3 or later of the Web Directory Free plugin, as this update includes the necessary validation controls to prevent parameter manipulation. Additionally, implementing proper input validation, restricting file inclusion paths, and conducting regular security assessments of WordPress plugins can help prevent similar vulnerabilities from occurring in other components of the web application stack.