CVE-2008-0496 in AmpJuke
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in index.php in AmpJuke 0.7.0 allows remote attackers to inject arbitrary web script or HTML via the limit parameter in a search action.
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Analysis
by VulDB Data Team • 03/18/2025
The CVE-2008-0496 vulnerability represents a classic cross-site scripting flaw in the AmpJuke media management system version 0.7.0. This vulnerability specifically affects the index.php script and occurs during search operations when processing the limit parameter. The flaw enables remote attackers to inject malicious web scripts or HTML code into the application's response, creating a persistent security risk for users interacting with the vulnerable system. The vulnerability is categorized under CWE-79 as a failure to sanitize input data, which directly violates fundamental web application security principles. This issue aligns with ATT&CK technique T1566.001 which involves the exploitation of web application vulnerabilities to execute malicious code in the context of the victim's browser. The vulnerability demonstrates a critical weakness in the application's input validation and output encoding mechanisms, where user-supplied parameters are not properly sanitized before being rendered in web responses.
The technical exploitation of this vulnerability occurs when an attacker crafts a malicious payload containing HTML or JavaScript code and submits it through the limit parameter during a search operation. The AmpJuke application fails to properly encode or validate this input parameter, allowing the injected code to execute within the browser context of any user who views the affected search results page. This creates a persistent XSS vector that can be leveraged for various malicious activities including session hijacking, credential theft, defacement of the application interface, or redirection to malicious websites. The vulnerability is particularly dangerous because it affects a core functionality of the application - the search feature - which is likely to be frequently used by legitimate users, increasing the attack surface and potential impact.
The operational impact of CVE-2008-0496 extends beyond simple data theft or defacement, as it can enable sophisticated attack chains that compromise the entire user base of the affected system. An attacker could use this vulnerability to establish persistent access through session manipulation, steal sensitive information from authenticated users, or deploy additional malware through the compromised browser environment. The vulnerability affects the availability and integrity of the application by potentially corrupting user sessions and data. Organizations using AmpJuke 0.7.0 would face significant security risks, as this flaw could be exploited by attackers to gain unauthorized access to user accounts and sensitive media library information. The vulnerability also undermines user trust in the application and could result in legal and regulatory consequences for organizations that fail to address such security weaknesses in their deployed systems.
Mitigation strategies for CVE-2008-0496 should focus on implementing proper input validation and output encoding mechanisms within the AmpJuke application. The most effective immediate solution involves sanitizing all user-supplied input parameters, particularly those used in dynamic content generation, through proper HTML entity encoding before rendering them in web responses. Organizations should implement Content Security Policy headers to limit the execution of inline scripts and restrict the sources from which scripts can be loaded. Additionally, the application should employ parameterized queries and input validation routines that reject or filter out potentially malicious characters and sequences. The vulnerability highlights the importance of following secure coding practices and implementing comprehensive security testing procedures including automated scanning and manual penetration testing. Organizations should also consider upgrading to patched versions of AmpJuke or migrating to more secure alternatives that properly address XSS vulnerabilities. Regular security audits and vulnerability assessments should be conducted to identify and remediate similar issues in other applications and systems within the organization's infrastructure.