CVE-2007-3425 in phpTrafficA
Summary
by MITRE
Directory traversal vulnerability in index.php in phpTrafficA 1.4.2 and earlier allows remote attackers to include arbitrary local files via the lang parameter, a different vector and version than CVE-2007-1076.2.
If you want to get the best quality for vulnerability data then you always have to consider VulDB.
Analysis
by VulDB Data Team • 09/22/2024
The vulnerability identified as CVE-2007-3425 represents a critical directory traversal flaw in phpTrafficA version 1.4.2 and earlier, specifically affecting the index.php script. This vulnerability enables remote attackers to execute arbitrary file inclusion attacks by manipulating the lang parameter, creating a significant security risk for web applications that rely on this traffic analysis tool. The flaw operates through a classic path traversal mechanism where attacker-controlled input is not properly sanitized before being used to construct file paths, allowing malicious users to access files outside the intended directory structure.
The technical implementation of this vulnerability stems from improper input validation within the phpTrafficA application's language selection functionality. When the lang parameter is processed in index.php, the application fails to adequately sanitize user-supplied data, enabling attackers to inject directory traversal sequences such as ../ or ..\ that can navigate outside the intended web root directory. This weakness directly maps to CWE-22, which describes improper limitation of a pathname to a restricted directory, commonly known as path traversal or directory traversal vulnerabilities. The vulnerability differs from CVE-2007-1076 in both the attack vector and affected version, indicating a distinct implementation flaw within the same software ecosystem.
From an operational perspective, this vulnerability poses severe risks to web servers hosting phpTrafficA applications, as successful exploitation could allow attackers to read sensitive system files, including configuration files, database credentials, or other confidential information. The remote nature of the attack means that threat actors do not require local system access or authentication to exploit this flaw, making it particularly dangerous in publicly accessible web environments. Attackers could potentially leverage this vulnerability to gain unauthorized access to server resources, escalate privileges, or establish persistent backdoors within the affected systems. The impact extends beyond simple information disclosure, as the ability to include arbitrary local files could enable code execution or system compromise.
Security mitigation strategies for CVE-2007-3425 should prioritize immediate patching of affected phpTrafficA installations to version 1.4.3 or later, which contains the necessary fixes for the directory traversal vulnerability. Organizations should implement strict input validation measures that sanitize all user-supplied parameters, particularly those used in file inclusion operations. The implementation of a whitelist approach for language parameters, where only pre-approved language codes are accepted, provides an effective defense mechanism against this class of vulnerability. Additionally, system administrators should conduct comprehensive security audits of all web applications to identify similar path traversal flaws, as this vulnerability type frequently appears in legacy applications. Network monitoring should be enhanced to detect suspicious patterns of directory traversal attempts, and access controls should be implemented to limit the attack surface. The remediation process should also include disabling unnecessary file inclusion functionality and implementing proper file access controls to prevent unauthorized access to system resources. This vulnerability serves as a reminder of the importance of secure coding practices and regular security assessments to prevent exploitation of known vulnerabilities in web applications.