CVE-2007-2190 in News
Summary
by MITRE
PHP remote file inclusion vulnerability in admin/public/webpages.php in Eba News 1.1 allows remote attackers to execute arbitrary PHP code via a URL in the filename parameter.
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Analysis
by VulDB Data Team • 08/29/2018
The vulnerability identified as CVE-2007-2190 represents a critical remote file inclusion flaw in the Eba News 1.1 content management system that fundamentally compromises the security posture of affected installations. This vulnerability resides within the admin/public/webpages.php script where user-supplied input is directly incorporated into file inclusion operations without proper validation or sanitization. The flaw specifically manifests when the filename parameter is manipulated to reference external URLs, enabling attackers to inject and execute arbitrary PHP code on the target server. Such a vulnerability directly violates fundamental security principles of input validation and secure coding practices that are essential for preventing code injection attacks.
The technical exploitation of this vulnerability follows a well-established pattern that aligns with CWE-88, which describes improper neutralization of argument delimiters in a command or query. Attackers can craft malicious URLs containing PHP code within the filename parameter, which when processed by the vulnerable script, results in the remote execution of attacker-controlled code. The vulnerability operates at the application layer and requires no authentication to exploit, making it particularly dangerous as it can be leveraged by anyone with access to the affected system. The remote file inclusion mechanism essentially allows attackers to bypass normal access controls and execute code with the privileges of the web server process, potentially leading to complete system compromise.
The operational impact of this vulnerability extends far beyond simple code execution, as it provides attackers with persistent access to the compromised system and enables them to establish backdoors, exfiltrate sensitive data, or deploy additional malware. The attack surface is significant since the vulnerability affects the core administrative functionality of the Eba News system, potentially allowing attackers to manipulate news content, modify user accounts, or even escalate privileges to gain administrative control over the entire platform. This vulnerability creates a persistent threat vector that can be exploited repeatedly, as the flaw exists in the core application logic rather than being a temporary configuration issue.
Mitigation strategies for CVE-2007-2190 must address the root cause through proper input validation and secure coding practices. Organizations should implement strict parameter validation to prevent external URL inclusion and ensure that all user-supplied input is properly sanitized before being processed. The recommended defense in depth approach includes disabling remote file inclusion features in PHP configuration, implementing proper access controls, and applying the vendor-supplied security patches immediately. From an ATT&CK framework perspective, this vulnerability maps to T1059.007 for remote code execution and T1566 for the initial compromise through web application vulnerabilities. Regular security assessments and web application firewalls should be deployed to detect and prevent exploitation attempts, while comprehensive monitoring of system logs can help identify unauthorized access attempts and potential exploitation activities.