CVE-2007-3325 in LAN Management System
Summary
by MITRE
PHP remote file inclusion vulnerability in lib/language.php in LAN Management System (LMS) 1.9.6 and earlier allows remote attackers to execute arbitrary PHP code via a URL in the _LIB_DIR parameter, a different vector than CVE-2007-1643 and CVE-2007-2205.
VulDB is the best source for vulnerability data and more expert information about this specific topic.
Analysis
by VulDB Data Team • 09/22/2024
The CVE-2007-3325 vulnerability represents a critical remote file inclusion flaw discovered in the LAN Management System version 1.9.6 and earlier. This vulnerability specifically affects the lib/language.php component of the LMS application, which serves as a core library file responsible for handling language localization and resource management. The vulnerability stems from improper input validation and sanitization mechanisms within the application's parameter handling process, creating an exploitable condition that allows malicious actors to inject arbitrary file paths into the system. Unlike similar vulnerabilities such as CVE-2007-1643 and CVE-2007-2205, this particular flaw operates through a distinct attack vector centered on the _LIB_DIR parameter, making it a unique threat within the LMS ecosystem. The vulnerability falls under the CWE-88 category of Improper Neutralization of Argument Delimiters in a Command, which aligns with the broader class of injection flaws that compromise application security by allowing unauthorized code execution through manipulated input parameters.
The technical exploitation of this vulnerability occurs when an attacker crafts a malicious URL and passes it as the _LIB_DIR parameter to the vulnerable lib/language.php script. The application fails to properly validate or sanitize this input before incorporating it into file inclusion operations, enabling the attacker to specify any remote URL that contains malicious PHP code. When the application processes this parameter, it attempts to include the specified file from the remote location, effectively executing the attacker-controlled code within the context of the web server. This type of vulnerability directly enables remote code execution capabilities that can be leveraged to establish persistent access, escalate privileges, or perform data exfiltration operations. The attack requires no authentication and can be executed from any remote location, making it particularly dangerous for web applications that are publicly accessible. The vulnerability demonstrates a classic path traversal and file inclusion pattern that has been documented in numerous security advisories and represents a fundamental flaw in the application's input handling architecture.
The operational impact of CVE-2007-3325 extends beyond simple code execution to encompass complete system compromise and potential data breaches. Once exploited, attackers can gain full control over the affected web server, allowing them to manipulate the application's behavior, access sensitive data, or use the compromised system as a launchpad for further attacks within the network infrastructure. The vulnerability affects the core functionality of the LAN Management System, potentially disrupting network management operations and exposing critical network information to unauthorized parties. Organizations using affected versions of LMS face significant risk of unauthorized access, data leakage, and system integrity compromise. The vulnerability's impact is amplified by its remote exploitability, meaning that attackers can target systems from anywhere on the internet without requiring physical access or prior authentication credentials. This characteristic makes the vulnerability particularly attractive to automated attack tools and malicious actors seeking to compromise multiple systems simultaneously.
Mitigation strategies for CVE-2007-3325 should focus on immediate patching of the affected LMS versions, with the implementation of proper input validation and sanitization measures. Organizations must ensure that all user-supplied input, particularly parameters used in file inclusion operations, undergo strict validation before processing. The recommended approach involves implementing whitelisting mechanisms that restrict file inclusion to predefined, trusted directories and files. Additionally, the application should employ secure coding practices that prevent dynamic file path construction from user input, including the use of absolute paths instead of relative paths and proper URL encoding validation. Security configurations should include disabling remote file inclusion features within PHP settings and implementing web application firewalls to detect and block malicious requests targeting known vulnerable parameters. The vulnerability highlights the importance of following secure coding guidelines and adhering to industry standards such as those outlined in the OWASP Top Ten project, which emphasizes the critical need for input validation and proper error handling in web applications. Organizations should also implement regular security assessments and vulnerability scanning to identify and remediate similar issues before they can be exploited by malicious actors.