CVE-2005-2158 in jBPM
Summary
by MITRE
A regression error in the embedded HSQLDB in JBoss jBPM 2.0 allows remote attackers to execute arbitrary comands, a re-introduction of a vulnerability that was originally identified by CVE-2003-0845.
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Analysis
by VulDB Data Team • 07/09/2018
The vulnerability described in CVE-2005-2158 represents a critical security flaw in the JBoss jBPM 2.0 application platform that stems from a regression error in its embedded HSQLDB database component. This issue re-introduces a previously identified vulnerability from CVE-2003-0845, demonstrating how security patches can be inadvertently reverted or overlooked during software updates. The flaw specifically affects the database's handling of certain input parameters, creating a pathway for malicious actors to execute arbitrary commands on the affected system. The regression error suggests that developers may have either failed to properly implement the original fix for CVE-2003-0845 or introduced new code that inadvertently restored the vulnerable behavior, creating a dangerous security gap in the application's architecture.
The technical implementation of this vulnerability exploits command injection weaknesses within the HSQLDB database engine that is embedded within JBoss jBPM 2.0. Attackers can leverage this flaw by crafting malicious input that gets processed by the database component, allowing them to execute system commands with the privileges of the database user. This type of vulnerability falls under the CWE-77 category of Command Injection, where user-supplied data is improperly incorporated into system commands without adequate sanitization or validation. The embedded nature of HSQLDB in the jBPM platform means that the attack surface is expanded, as the database component becomes a potential entry point for attackers seeking to compromise the entire application stack.
The operational impact of CVE-2005-2158 extends beyond simple unauthorized command execution, as it provides attackers with a means to gain persistent access to the underlying system and potentially escalate privileges. This vulnerability enables remote code execution capabilities that align with ATT&CK technique T1059.001 for Command and Scripting Interpreter, allowing adversaries to establish backdoors, exfiltrate data, or disrupt business processes. Organizations running JBoss jBPM 2.0 are particularly vulnerable because the flaw affects the database layer rather than the application interface, making detection more challenging and the attack more difficult to prevent through traditional web application firewalls. The re-introduction of this vulnerability also indicates potential weaknesses in the software development lifecycle, including inadequate security testing, code review processes, or regression testing protocols that should have caught such a critical flaw.
Mitigation strategies for CVE-2005-2158 require immediate action to address the embedded database vulnerability within JBoss jBPM 2.0 deployments. Organizations should upgrade to patched versions of the application that properly address the HSQLDB command injection flaw, ensuring that the original CVE-2003-0845 fix is properly implemented and maintained. Network segmentation and access controls should be implemented to limit exposure of the affected application to untrusted networks, while monitoring systems should be configured to detect unusual database activity patterns that might indicate exploitation attempts. Additionally, input validation should be strengthened throughout the application to prevent malicious data from reaching the database layer, and regular security assessments should be conducted to identify potential regression errors in security patches. The vulnerability also highlights the importance of maintaining comprehensive security documentation and ensuring that security fixes are properly tested and verified before deployment, as outlined in security frameworks such as NIST SP 800-34 and ISO 27001 standards.