CVE-2007-6027 in Carousel Flash Image Gallery
Summary
by MITRE
PHP remote file inclusion vulnerability in admin.jjgallery.php in the Carousel Flash Image Gallery (com_jjgallery) component for Joomla! allows remote attackers to execute arbitrary PHP code via a URL in the mosConfig_absolute_path parameter.
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Analysis
by VulDB Data Team • 10/11/2024
The vulnerability identified as CVE-2007-6027 represents a critical remote file inclusion flaw within the Carousel Flash Image Gallery component for Joomla! versions affected by this issue. This vulnerability exists in the admin.jjgallery.php file and specifically targets the mosConfig_absolute_path parameter which is improperly validated and sanitized. The flaw allows remote attackers to inject malicious URLs that are then executed as PHP code on the target server, effectively enabling arbitrary code execution capabilities.
This vulnerability falls under the category of CWE-98 Improper Control of Generation of Code, which is a well-documented weakness in software development practices where applications fail to properly validate or sanitize user input that is subsequently used to generate executable code. The attack vector specifically exploits the lack of proper input validation in the parameter handling mechanism, allowing attackers to manipulate the application's behavior through crafted URL inputs. The vulnerability is classified as a remote code execution flaw because it enables attackers to execute arbitrary commands on the vulnerable system without requiring any local access or authentication.
The operational impact of this vulnerability is severe and multifaceted. Successful exploitation allows attackers to execute arbitrary PHP code on the affected Joomla! server, potentially leading to complete system compromise. Attackers can leverage this vulnerability to upload malicious files, establish backdoors, exfiltrate sensitive data, or use the compromised server for further attacks against other systems. The vulnerability affects the integrity and confidentiality of the entire web application infrastructure, as it provides an entry point for attackers to gain persistent access to the server environment. This type of vulnerability is particularly dangerous in web application contexts where applications handle sensitive data and where the server may have elevated privileges.
From a cybersecurity perspective, this vulnerability aligns with several ATT&CK techniques including T1059 Command and Scripting Interpreter for executing malicious code and T1078 Valid Accounts for maintaining persistence if credentials are compromised. The vulnerability demonstrates the critical importance of input validation and the principle of least privilege in web application security. Organizations should implement comprehensive security measures including regular security audits, input validation controls, and immediate patch management to address such vulnerabilities. The recommended mitigation strategies include applying the official security patches released by Joomla! developers, implementing proper parameter validation, using web application firewalls, and conducting regular security assessments to identify and remediate similar vulnerabilities in other components and applications within the web infrastructure.