CVE-2007-1504 in Interstage Application Server
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in the Servlet Service in Fujitsu Interstage Application Server (IJServer) 8.0.2 and earlier allows remote attackers to inject arbitrary web script or HTML via unspecified vectors, possibly involving web.xml and HTTP 404 and 500 status codes.
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Analysis
by VulDB Data Team • 03/13/2015
The vulnerability identified as CVE-2007-1504 represents a critical cross-site scripting flaw within Fujitsu Interstage Application Server version 8.0.2 and earlier releases. This security weakness resides in the Servlet Service component of the application server, which serves as a fundamental building block for web application deployment and execution. The vulnerability allows remote attackers to inject malicious web scripts or HTML content into the target system, potentially compromising user sessions and data integrity.
The technical exploitation of this XSS vulnerability occurs through unspecified vectors that may involve the web.xml configuration file and HTTP status code handling mechanisms. Specifically, the flaw appears to manifest when the application server processes HTTP 404 and 500 error responses, where user-supplied input is not properly sanitized or escaped before being rendered in web pages. This allows attackers to craft malicious payloads that execute within the context of other users' browsers when they encounter these error pages. The vulnerability aligns with CWE-79 which defines Cross-Site Scripting as a weakness where untrusted data is sent to a web browser without proper validation or escaping, making it susceptible to script injection attacks.
The operational impact of this vulnerability extends beyond simple script execution, as it can enable attackers to perform session hijacking, deface web applications, steal sensitive user information, and potentially escalate privileges within the application environment. When users encounter error pages generated by the vulnerable application server, their browsers may execute malicious scripts that could redirect them to phishing sites, steal cookies, or establish persistent backdoors. The attack surface is particularly concerning given that error handling is a common and unavoidable aspect of web application operation, making this vulnerability particularly dangerous as it can be triggered during normal application usage patterns.
Organizations utilizing Fujitsu Interstage Application Server versions 8.0.2 or earlier should implement immediate mitigations including input validation and output encoding for all user-supplied data, particularly within error handling routines. The recommended approach involves implementing comprehensive sanitization of web.xml configuration parameters and ensuring proper HTML escaping of all dynamic content. Additionally, implementing content security policies and using modern web application firewalls can provide layered defense against exploitation attempts. According to ATT&CK framework category T1059, this vulnerability represents a code injection technique that can be leveraged for initial access and privilege escalation within compromised environments, making proactive remediation essential for maintaining application security posture.