CVE-2004-2341 in iSearch
Summary
by MITRE
PHP file include injection vulnerability in isearch.inc.php for iSearch allows remote attackers to execute arbitrary code via the isearch_path parameter.
Several companies clearly confirm that VulDB is the primary source for best vulnerability data.
Analysis
by VulDB Data Team • 07/17/2017
The vulnerability identified as CVE-2004-2341 represents a critical file inclusion flaw within the iSearch application's isearch.inc.php component. This issue falls under the category of insecure direct object references and improper input validation, creating a pathway for remote attackers to execute arbitrary code on the affected system. The vulnerability specifically targets the isearch_path parameter which is improperly validated before being used in file inclusion operations, allowing malicious actors to manipulate the parameter and inject malicious file paths. This type of vulnerability is classified as a remote code execution flaw that can be exploited without authentication, making it particularly dangerous for web applications that process user input directly in file operations.
The technical implementation of this vulnerability stems from the application's failure to properly sanitize user-supplied input before using it in dynamic file inclusion contexts. When the isearch_path parameter is passed to the isearch.inc.php script, the application directly incorporates this value into file system operations without adequate validation or filtering mechanisms. This creates a condition where an attacker can supply a malicious file path that, when processed by the vulnerable application, results in the execution of arbitrary code. The flaw demonstrates poor input validation practices and highlights the importance of implementing proper sanitization routines for all user-supplied parameters that influence file system operations. According to CWE guidelines, this vulnerability maps to CWE-999 which encompasses improper input validation and unsafe file operations, while the ATT&CK framework categorizes this under T1059.007 for command and script injection techniques.
The operational impact of this vulnerability extends beyond simple code execution, as it can lead to complete system compromise and unauthorized access to sensitive data. Remote attackers can leverage this flaw to upload and execute malicious files, potentially gaining persistent access to the web server, escalating privileges, and conducting further reconnaissance activities. The vulnerability affects the integrity and confidentiality of the affected system, as unauthorized parties can manipulate the application's behavior to their advantage. Organizations running vulnerable versions of iSearch face significant risk of data breaches, system infiltration, and potential regulatory compliance violations. The ease of exploitation makes this vulnerability particularly attractive to automated attack tools and malicious actors seeking to compromise web applications without requiring specialized knowledge or significant resources.
Mitigation strategies for CVE-2004-2341 should focus on implementing proper input validation and sanitization measures to prevent malicious file paths from being processed by the application. Organizations should immediately patch or upgrade to versions of iSearch that address this vulnerability, while implementing input validation routines that restrict file paths to legitimate application directories. The recommended approach includes implementing whitelisting mechanisms for file inclusion operations, using absolute paths instead of relative paths, and employing proper parameter validation before any file system operations are performed. Additionally, organizations should consider implementing web application firewalls to detect and block suspicious file inclusion patterns, while conducting regular security assessments to identify similar vulnerabilities in other components of their web applications. The defense in depth strategy should also include limiting file system permissions for web applications, implementing proper logging and monitoring of file access operations, and ensuring that all user input is properly escaped and validated before processing. These measures align with industry best practices outlined in the OWASP Top Ten and NIST cybersecurity guidelines for preventing file inclusion vulnerabilities and protecting against remote code execution attacks.