CVE-2007-6433 in seam
Summary
by MITRE
The getRenderedEjbql method in the org.jboss.seam.framework.Query class in JBoss Seam 2.x before 2.0.0.CR3 allows remote attackers to inject and execute arbitrary EJBQL commands via the order parameter.
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Analysis
by VulDB Data Team • 07/30/2021
The vulnerability identified as CVE-2007-6433 represents a critical server-side command injection flaw within the JBoss Seam framework, specifically affecting versions prior to 2.0.0.CR3. This vulnerability resides in the getRenderedEj
method of the org.jboss.seam.framework.Query class, which processes user input through the order parameter to construct EJBQL (Enterprise JavaBeans Query Language) queries. The flaw enables remote attackers to manipulate the query construction process by injecting malicious EJBQL commands through the order parameter, effectively bypassing normal input validation mechanisms and allowing unauthorized execution of arbitrary database operations.The technical implementation of this vulnerability stems from insufficient input sanitization and parameter validation within the Query class's rendering mechanism. When the order parameter is processed, the framework fails to properly escape or validate user-supplied content before incorporating it into the EJBQL query string. This creates an environment where attacker-controlled data can be directly interpreted as part of the query syntax, enabling command injection attacks that can execute arbitrary database commands with the privileges of the application's database user. The vulnerability is classified under CWE-94 as "Improper Control of Generation of Code" and specifically manifests as a code injection vulnerability within the context of database query construction.
The operational impact of this vulnerability is severe and multifaceted, as it provides attackers with the capability to perform unauthorized database operations including data extraction, modification, or deletion. Attackers can leverage this vulnerability to access sensitive information stored within the application's database, potentially compromising entire data repositories. The remote nature of the attack means that exploitation can occur from any location without requiring physical access to the system, making it particularly dangerous in web applications where the framework is exposed to internet-facing services. This vulnerability directly maps to ATT&CK technique T1190 "Exploit Public-Facing Application" and T1071.004 "Application Layer Protocol: DNS" when used in conjunction with other attack vectors to establish persistence or exfiltrate data.
Mitigation strategies for CVE-2007-6433 require immediate action to upgrade the JBoss Seam framework to version 2.0.0.CR3 or later, which includes proper input validation and sanitization mechanisms for the order parameter. Organizations should implement comprehensive input validation at multiple layers, including application-level filtering and parameterized queries to prevent injection attacks. Additionally, security measures such as web application firewalls, input sanitization libraries, and regular security assessments should be deployed to protect against similar vulnerabilities. The vulnerability highlights the importance of proper parameter handling in enterprise Java frameworks and underscores the need for robust security practices in application development. System administrators should also consider implementing database access controls and monitoring mechanisms to detect unauthorized database activities that may result from successful exploitation of this vulnerability.