CVE-2008-4704 in SezHoo
Summary
by MITRE
PHP remote file inclusion vulnerability in SezHooTabsAndActions.php in SezHoo 0.1 allows remote attackers to execute arbitrary PHP code via a URL in the IP parameter.
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Analysis
by VulDB Data Team • 11/08/2024
The vulnerability identified as CVE-2008-4704 represents a critical remote file inclusion flaw in the SezHoo 0.1 web application, specifically within the SezHooTabsAndActions.php script. This vulnerability falls under the category of insecure direct object references and remote code execution, creating a significant security risk for affected systems. The flaw stems from improper input validation and sanitization mechanisms that fail to properly validate user-supplied data before incorporating it into dynamic file inclusion operations.
The technical exploitation of this vulnerability occurs through the manipulation of the IP parameter within the SezHooTabsAndActions.php file. When an attacker supplies a malicious URL as the value for the IP parameter, the application fails to validate or sanitize this input before using it in a file inclusion context. This allows the remote attacker to inject arbitrary PHP code that gets executed on the target server, potentially enabling full system compromise. The vulnerability is classified as a remote code execution vulnerability under CWE-94, which specifically addresses the execution of arbitrary code due to inadequate input validation and sanitization.
The operational impact of this vulnerability extends beyond simple code execution, as it provides attackers with the capability to gain unauthorized access to the underlying server infrastructure. An attacker could leverage this vulnerability to upload malicious files, establish persistent backdoors, or escalate privileges within the affected system. The vulnerability affects the integrity and confidentiality of the web application and potentially the entire server environment, making it a severe threat to organizational security posture. This type of vulnerability is particularly dangerous because it can be exploited without requiring authentication and can be executed through standard web browser interactions.
Security practitioners should implement multiple layers of defense to mitigate this vulnerability, including input validation, output encoding, and the implementation of secure coding practices. The vulnerability demonstrates the importance of proper parameter validation and the principle of least privilege in web application development. Organizations should ensure that all user inputs are properly sanitized and validated before being used in any dynamic operations, particularly those involving file inclusion or code execution. Additionally, the use of web application firewalls and security monitoring systems can help detect and prevent exploitation attempts. This vulnerability aligns with ATT&CK technique T1190 for exploitation of remote services and T1059 for command and scripting interpreter, emphasizing the need for comprehensive defensive strategies. The vulnerability also highlights the importance of regular security assessments and code reviews to identify and remediate similar issues in web applications.