CVE-2009-0532 in EZ Baby
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in password.php in Scripts For Sites (SFS) EZ Baby allows remote attackers to inject arbitrary web script or HTML via unspecified vectors, possibly involving the u2 parameter. NOTE: the provenance of this information is unknown; the details are obtained solely from third party information.
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Analysis
by VulDB Data Team • 12/04/2017
The vulnerability described in CVE-2009-0532 represents a classic cross-site scripting flaw within the password.php script of Scripts For Sites EZ Baby web application. This type of vulnerability falls under CWE-79 which specifically addresses Cross-Site Scripting attacks where malicious scripts are injected into otherwise benign web applications. The vulnerability exists in the password recovery or authentication handling functionality of the application, making it particularly dangerous as it could be exploited during user authentication processes when individuals are already in a trusted state with the system.
The technical exploitation of this vulnerability occurs through unspecified vectors that likely involve parameter manipulation, with particular mention of the u2 parameter as a potential injection point. This suggests that the application fails to properly sanitize or validate user input before processing it within the password recovery mechanism. The absence of proper input validation and output encoding creates an environment where attackers can inject malicious JavaScript code or HTML content that will execute in the context of other users' browsers. Such injection typically occurs when dynamic content is generated based on user-supplied parameters without adequate sanitization measures.
The operational impact of this vulnerability is significant as it allows remote attackers to execute arbitrary web scripts or HTML code within the browser context of authenticated users. This could lead to session hijacking, credential theft, redirection to malicious sites, or the execution of unauthorized actions on behalf of users. The vulnerability affects the confidentiality, integrity, and availability of the web application by potentially allowing attackers to escalate privileges, steal session cookies, or manipulate user data. According to ATT&CK framework, this vulnerability maps to T1059.007 for Scripting and T1531 for Account Access Removal, as it enables attackers to execute malicious code and potentially compromise user accounts.
Mitigation strategies for this vulnerability should focus on implementing comprehensive input validation and output encoding mechanisms throughout the application. The fix requires proper sanitization of all user-supplied parameters including the u2 parameter mentioned in the vulnerability description, ensuring that any potentially malicious content is either rejected or properly escaped before being processed or displayed. Additionally, implementing Content Security Policy headers, using secure coding practices for parameter handling, and conducting regular security testing including dynamic application security testing can help prevent similar vulnerabilities. The application should also implement proper session management and authentication controls to limit the damage that could occur if such vulnerabilities are exploited, as outlined in the OWASP Top Ten security principles for web application security.