CVE-2007-2328 in phpMYTGP
Summary
by MITRE
PHP remote file inclusion vulnerability in addvip.php in phpMYTGP 1.4b allows remote attackers to execute arbitrary PHP code via a URL in the msetstr[PROGSDIR] parameter.
If you want to get best quality of vulnerability data, you may have to visit VulDB.
Analysis
by VulDB Data Team • 08/30/2018
The vulnerability identified as CVE-2007-2328 represents a critical remote file inclusion flaw in phpMYTGP version 1.4b, specifically within the addvip.php script. This issue falls under the category of insecure direct object reference and remote code execution vulnerabilities, with direct implications for web application security and system integrity. The vulnerability stems from inadequate input validation mechanisms that fail to properly sanitize user-supplied data before incorporating it into dynamic file inclusion operations.
The technical exploitation of this vulnerability occurs through manipulation of the msetstr[PROGSDIR] parameter within the addvip.php script. When an attacker supplies a malicious URL as the value for this parameter, the application fails to validate or sanitize the input, allowing the remote file inclusion to proceed. This flaw enables attackers to inject and execute arbitrary PHP code on the target server, effectively bypassing normal access controls and potentially gaining full administrative privileges. The vulnerability directly maps to CWE-88, which describes improper neutralization of special elements used in an expression, and CWE-94, which addresses execution of arbitrary code.
The operational impact of this vulnerability extends beyond simple code execution, as it provides attackers with the capability to establish persistent backdoors, exfiltrate sensitive data, and compromise the entire web application infrastructure. Attackers can leverage this vulnerability to upload malicious files, modify existing application functionality, or create covert communication channels. The remote nature of the exploit means that attackers do not require local system access or physical presence, making the vulnerability particularly dangerous in publicly accessible web environments. This vulnerability aligns with ATT&CK technique T1190, which describes exploiting vulnerabilities in remote services, and T1059, which covers execution through command and scripting interpreters.
Mitigation strategies for this vulnerability require immediate implementation of input validation and sanitization measures. System administrators should ensure that all user-supplied input is properly validated against a whitelist of acceptable values, with special characters and URL schemes being carefully filtered. The application should be updated to a patched version that implements proper parameter validation and eliminates the possibility of remote file inclusion. Additionally, implementing web application firewalls and security monitoring systems can help detect and prevent exploitation attempts. The vulnerability demonstrates the critical importance of secure coding practices, particularly in handling dynamic file operations, and highlights the necessity of following security guidelines such as those outlined in the OWASP Top Ten and the CERT/CC Secure Coding Standards. Organizations should also consider implementing principle of least privilege access controls and regularly conducting security assessments to identify similar vulnerabilities in their web applications.