CVE-2007-1609 in Application Server
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in servlet/Spy in Dynamic Monitoring Services (DMS) in Oracle Application Server (OAS) 10g 10.1.2.0.0 allows remote attackers to inject arbitrary web script or HTML via the table parameter. NOTE: This may be related to CVE-2002-0563.
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Analysis
by VulDB Data Team • 03/04/2017
The vulnerability described in CVE-2007-1609 represents a critical cross-site scripting flaw within Oracle Application Server 10g version 10.1.2.0.0, specifically affecting the Dynamic Monitoring Services component. This issue resides within the servlet/Spy module which handles monitoring functionalities, making it a significant concern for enterprise environments that rely on Oracle's application server infrastructure. The vulnerability's classification as a persistent XSS weakness indicates that malicious payloads can be stored and executed against unsuspecting users who access the affected monitoring interface, creating a potential vector for data exfiltration, session hijacking, or further exploitation of the compromised environment.
The technical implementation of this vulnerability stems from inadequate input validation and output encoding within the table parameter processing mechanism of the DMS servlet. When the application server receives user-supplied input through the table parameter, it fails to properly sanitize or escape special characters that could be interpreted as HTML or JavaScript code. This allows attackers to inject malicious scripts that execute in the context of other users' browsers who view the affected monitoring pages. The vulnerability's exploitation requires minimal privileges since it operates at the web application layer, making it particularly dangerous as it can be leveraged by remote attackers without requiring direct system access or authentication to the Oracle Application Server.
The operational impact of this vulnerability extends beyond simple script injection, as it can enable attackers to perform session hijacking attacks, steal sensitive user credentials, or redirect victims to malicious websites. The monitoring services component typically provides administrative access to system metrics and performance data, making this vulnerability particularly attractive to threat actors seeking to gain deeper insights into the target environment. Given that the affected Oracle Application Server 10g version was widely deployed in enterprise environments, the potential for widespread compromise increases significantly, especially when considering that this vulnerability may be related to CVE-2002-0563, suggesting a pattern of similar input validation flaws that could affect other components within the Oracle ecosystem. The attack surface is further expanded by the fact that monitoring services are often accessible to users with varying privilege levels, potentially allowing attackers to escalate their access through the exploitation of this XSS vulnerability.
Organizations should implement multiple layers of defense to mitigate this vulnerability, beginning with immediate patching of the Oracle Application Server to the latest security releases that address this specific XSS flaw. Input validation and output encoding should be strengthened at the application level, ensuring that all user-supplied parameters including the table parameter are properly sanitized before being processed or displayed. The implementation of Content Security Policy headers can provide an additional barrier against script execution, while web application firewalls should be configured to detect and block suspicious input patterns targeting the affected servlet endpoints. Security monitoring should be enhanced to detect unusual access patterns or attempts to exploit this vulnerability, particularly in monitoring interfaces that are frequently accessed by administrators. The vulnerability's classification under CWE-79 indicates it follows the standard pattern of insufficient input sanitization, while its exploitation aligns with ATT&CK technique T1566 for initial access through malicious web content, and T1071 for application layer protocols used in the attack. Organizations should also consider implementing principle of least privilege access controls for monitoring services to limit the potential impact of successful exploitation, and conduct regular security assessments to identify similar input validation weaknesses in other components of their Oracle Application Server deployments.