CVE-2006-0093 in Atcard Me Php
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in index.php in @Card ME PHP allows remote attackers to inject arbitrary web script or HTML via the cat parameter.
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Analysis
by VulDB Data Team • 08/02/2017
This cross-site scripting vulnerability exists in the @Card ME PHP application's index.php file where the cat parameter is not properly validated or sanitized before being rendered in the web page output. The flaw represents a classic reflected XSS vulnerability where malicious input is immediately reflected back to the user without adequate input filtering or output encoding mechanisms. Attackers can craft malicious URLs containing script tags or other HTML content within the cat parameter, which when executed in a victim's browser context can lead to session hijacking, credential theft, or redirection to malicious sites. The vulnerability specifically affects the application's handling of user-supplied input in the category parameter, which is processed and displayed without proper sanitization. This issue falls under CWE-79 which defines the weakness of improper neutralization of input during web page generation, commonly known as cross-site scripting. From an operational perspective, this vulnerability can be exploited through social engineering techniques where attackers send crafted links to victims, or through automated scanning tools that probe for common XSS patterns. The attack vector is particularly dangerous because it requires no authentication and can be executed against any user who clicks on the malicious link. The impact extends beyond simple script execution as it can enable more sophisticated attacks such as those described in the ATT&CK framework under T1059.001 for command and scripting interpreter and T1566 for credential access through phishing. The vulnerability demonstrates a fundamental lack of input validation and output encoding practices that are essential for web application security. Organizations should implement proper input sanitization techniques including the use of allowlists for parameter values, proper HTML encoding of output, and the implementation of Content Security Policy headers to mitigate such vulnerabilities. Additionally, regular security code reviews and automated vulnerability scanning should be employed to identify similar issues in other application components. The weakness highlights the critical importance of following secure coding practices and adhering to OWASP Top Ten security guidelines to prevent such injection flaws from compromising user sessions and application integrity.