CVE-2007-6089 in meBiblio
Summary
by MITRE
PHP remote file inclusion vulnerability in index.php in meBiblio 0.4.5 allows remote attackers to execute arbitrary PHP code via a URL in the action parameter.
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Analysis
by VulDB Data Team • 10/11/2024
The vulnerability described in CVE-2007-6089 represents a critical remote file inclusion flaw in the meBiblio bibliographic management system version 0.4.5. This vulnerability resides within the index.php script and specifically affects how the application processes the action parameter, creating an avenue for remote attackers to inject and execute arbitrary PHP code on the affected server. The flaw demonstrates a classic improper input validation issue that has been consistently categorized under CWE-98, which addresses "Improper Control of Generation of Code ('Code Injection')" and more specifically CWE-88, "Improper Neutralization of Argument Delimiters in a Command ('Argument Injection')."
The technical exploitation of this vulnerability occurs when an attacker manipulates the action parameter in the index.php script to include a malicious URL that points to remote code. When the application processes this parameter without proper sanitization or validation, it effectively includes and executes the remote PHP code, allowing attackers to gain unauthorized access to the system. This type of vulnerability falls squarely within the ATT&CK framework under T1190 "Exploit Public-Facing Application" and T1059.007 "Command and Scripting Interpreter: PHP," demonstrating how attackers can leverage web application flaws to establish persistent access and execute arbitrary commands on the target server.
The operational impact of this vulnerability extends beyond simple code execution, as it provides attackers with the capability to escalate privileges, access sensitive data, and potentially compromise the entire web server infrastructure. The vulnerability affects organizations using meBiblio 0.4.5 who may be running the application on web servers without proper security controls, making them susceptible to remote code execution attacks that could result in data breaches, system compromise, and unauthorized access to bibliographic databases. This vulnerability type is particularly dangerous because it can be exploited without authentication, making it an attractive target for automated attacks and making it difficult to detect and mitigate.
Organizations affected by this vulnerability should implement immediate mitigations including input validation and sanitization of all user-supplied parameters, particularly those used in file inclusion operations. The recommended approach involves implementing strict whitelisting of acceptable values for the action parameter, disabling remote file inclusion features in PHP configuration, and ensuring that all user inputs are properly escaped and validated before processing. Security measures should also include monitoring for suspicious URL patterns and implementing web application firewalls to detect and block attempts to exploit this vulnerability. Additionally, organizations should prioritize upgrading to patched versions of meBiblio or implementing proper parameter validation to prevent the exploitation of this remote file inclusion flaw, which aligns with security best practices outlined in the OWASP Top Ten and NIST cybersecurity guidelines for web application security.