CVE-2006-5125 in phpMyWebmin
Summary
by MITRE
Directory traversal vulnerability in window.php, possibly used by home.php, in Joshua Muheim phpMyWebmin 1.0 allows remote attackers to obtain sensitive information via a directory name in the target parameter, which triggers a directory listing through the opendir function.
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Analysis
by VulDB Data Team • 04/23/2026
The vulnerability identified as CVE-2006-5125 represents a critical directory traversal flaw within phpMyWebmin version 1.0, specifically affecting the window.php script that may be invoked by home.php. This weakness stems from inadequate input validation mechanisms that fail to properly sanitize user-supplied directory names passed through the target parameter. The vulnerability manifests when the application processes directory paths without sufficient filtering, allowing malicious actors to manipulate the opendir function call and subsequently access arbitrary directories on the server filesystem. Such directory traversal vulnerabilities fall under the CWE-22 category, which specifically addresses improper limitation of a pathname to a restricted directory, commonly known as path traversal or directory traversal attacks. The attack vector exploits the fundamental lack of proper access controls and input sanitization in the web application's file handling mechanisms.
The technical exploitation of this vulnerability occurs when remote attackers craft malicious requests containing directory traversal sequences such as ../ or ..\ in the target parameter value. When phpMyWebmin processes these malformed directory references, the opendir function attempts to open directories outside the intended web root or restricted access areas. This creates an information disclosure scenario where attackers can enumerate directory contents, potentially accessing sensitive files, configuration data, or system resources that should remain protected. The vulnerability demonstrates a classic lack of proper path validation and sanitization, allowing attackers to bypass normal access controls and gain unauthorized visibility into the server's file structure. The impact extends beyond simple directory listing as it provides attackers with knowledge of system layout and potentially exposes sensitive files that could contain database credentials, application configuration details, or other confidential information.
From an operational perspective, this vulnerability presents a significant security risk to organizations utilizing phpMyWebmin 1.0, particularly in environments where the web application serves database management functions. The remote nature of the attack means that threat actors can exploit this weakness from anywhere on the internet without requiring local system access or authentication credentials. Successful exploitation can lead to comprehensive reconnaissance of the target system, enabling attackers to identify additional vulnerabilities or sensitive data repositories. The vulnerability aligns with ATT&CK technique T1083 (File and Directory Discovery) and T1566 (Phishing with Malicious Attachment) as attackers can use the discovered information to craft more sophisticated attacks. Organizations may face compliance violations if sensitive data is exposed, and the vulnerability can serve as a stepping stone for more advanced attacks including privilege escalation or data exfiltration. The low complexity of exploitation combined with the high potential impact makes this vulnerability particularly dangerous in production environments.
Mitigation strategies for CVE-2006-5125 should focus on immediate input validation and sanitization implementation within the phpMyWebmin application. The most effective approach involves implementing strict path validation that rejects any input containing directory traversal sequences or references outside the intended application scope. Organizations should consider applying the principle of least privilege by restricting the web application's file system access to only necessary directories and implementing proper access controls. The solution should include sanitizing all user-supplied input through proper escaping and validation routines before any file system operations are performed. Additionally, upgrading to a patched version of phpMyWebmin or migrating to a more modern database management interface is strongly recommended. Security monitoring should include detection of suspicious directory traversal patterns in web server logs, and regular security assessments should verify that all input validation mechanisms are properly functioning. The implementation of web application firewalls and intrusion detection systems can provide additional layers of protection against exploitation attempts. Organizations should also consider implementing automated patch management processes to ensure timely resolution of known vulnerabilities and maintain current security posture against evolving threats.