CVE-2006-3106 in Phpmydesktop Arcade
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in index.php in phpMyDesktop|Arcade 1.0 allows remote attackers to inject arbitrary web script or HTML via the subsite parameter in the subsite todo.
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Analysis
by VulDB Data Team • 09/16/2017
The vulnerability identified as CVE-2006-3106 represents a classic cross-site scripting flaw within the phpMyDesktop|Arcade 1.0 web application framework. This security weakness specifically affects the index.php script and manifests when processing user input through the subsite parameter in the subsite todo functionality. The flaw enables remote attackers to execute malicious web scripts or HTML code within the context of other users' browsers, creating a significant security risk for any system utilizing this vulnerable software component.
The technical implementation of this XSS vulnerability stems from insufficient input validation and output sanitization within the application's parameter handling mechanism. When the subsite parameter is processed without proper sanitization, the application fails to neutralize potentially malicious script code that may be embedded within the input. This allows attackers to craft specially formatted requests containing script tags or other malicious code that gets executed when legitimate users view the affected page. The vulnerability operates at the application layer and specifically targets the web interface where users interact with the subsite todo functionality.
The operational impact of this vulnerability extends beyond simple script injection, as it can enable attackers to perform various malicious activities including session hijacking, credential theft, and data exfiltration. An attacker could craft payloads that steal user cookies, redirect victims to malicious sites, or even modify the application's behavior to serve phishing content. The vulnerability affects the integrity and confidentiality of user sessions, potentially allowing unauthorized access to sensitive data or system resources that users might have legitimate access to through the compromised application interface. This type of vulnerability directly violates the principle of least privilege and can lead to privilege escalation scenarios when combined with other security weaknesses.
Mitigation strategies for CVE-2006-3106 should focus on implementing proper input validation and output encoding mechanisms throughout the application. The most effective approach involves sanitizing all user-supplied input before processing or displaying it within the application interface, with particular emphasis on the subsite parameter handling within the index.php script. Implementing Content Security Policy headers can provide additional defense-in-depth measures to prevent script execution from unauthorized sources. Organizations should also consider implementing web application firewalls and regular security code reviews to identify similar vulnerabilities in other application components. This vulnerability aligns with CWE-79 which specifically addresses cross-site scripting flaws, and relates to attack techniques documented in the ATT&CK framework under web application attacks and credential access categories. The remediation process should include comprehensive testing of input validation mechanisms and regular security assessments to ensure that similar vulnerabilities are not present in other parts of the application codebase.