CVE-2025-8433 in Document Management System
Summary
by MITRE • 08/01/2025
A vulnerability was found in code-projects Document Management System 1.0 and classified as critical. This issue affects the function unlink of the file /dell.php. The manipulation of the argument ID leads to path traversal. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.
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Analysis
by VulDB Data Team • 08/01/2025
The vulnerability identified as CVE-2025-8433 represents a critical path traversal flaw within the code-projects Document Management System version 1.0. This security weakness resides in the unlink function of the dell.php file, where improper input validation allows attackers to manipulate the ID argument and subsequently traverse the file system. The vulnerability's classification as critical stems from its remote exploitability and the public disclosure of exploitation techniques, making it immediately dangerous to systems running the affected software. The attack vector enables unauthorized users to access, modify, or delete files outside the intended directory structure, potentially compromising the entire document management infrastructure.
The technical implementation of this vulnerability demonstrates a classic path traversal attack pattern where the ID parameter in dell.php fails to properly sanitize user input before processing file operations. When an attacker supplies a malicious ID value containing directory traversal sequences such as ../ or ..\, the unlink function processes these paths without adequate validation, allowing access to arbitrary files on the server. This flaw directly maps to CWE-22 Path Traversal and aligns with ATT&CK technique T1059.007 for Command and Scripting Interpreter, as the vulnerability enables attackers to execute destructive operations on the file system. The affected system architecture likely lacks proper input sanitization and access control mechanisms, creating a direct pathway for unauthorized file system manipulation.
The operational impact of this vulnerability extends beyond simple file access, as it provides attackers with the capability to delete critical system files, overwrite important documents, or potentially gain further access to the underlying operating system. Remote exploitation means that attackers can leverage this vulnerability from any location without requiring physical access to the system, significantly increasing the attack surface. The disclosure of exploitation methods in the public domain means that this vulnerability is actively being used by threat actors, making immediate remediation essential. Organizations running this document management system face potential data loss, system compromise, and regulatory compliance violations that could result in substantial financial and reputational damage.
Mitigation strategies for CVE-2025-8433 must address both immediate remediation and long-term security improvements. The most effective immediate solution involves implementing proper input validation and sanitization for all user-supplied parameters, particularly those used in file system operations. Organizations should apply the vendor-supplied patch or upgrade to a version that addresses this vulnerability, as no reliable workarounds exist for this specific flaw. Additionally, implementing proper access controls and privilege separation ensures that file operations cannot traverse beyond designated directories. Security measures should include input validation libraries, proper file system access controls, and regular security auditing of file operations. Organizations should also consider implementing web application firewalls and monitoring systems to detect potential exploitation attempts. The vulnerability highlights the importance of following secure coding practices and adhering to standards such as the OWASP Top Ten to prevent similar path traversal issues in future development cycles.