CVE-2023-47703 in Security Guardium Key Lifecycle Manager
Summary
by MITRE • 12/20/2023
IBM Security Guardium Key Lifecycle Manager 4.3 could allow a remote attacker to obtain sensitive information when a detailed technical error message is returned in the browser. This information could be used in further attacks against the system. IBM X-Force ID: 271197.
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Analysis
by VulDB Data Team • 12/20/2023
IBM Security Guardium Key Lifecycle Manager version 4.3 contains a vulnerability that exposes sensitive system information through detailed error messages returned to web browsers. This flaw represents a classic information disclosure vulnerability that can be exploited by remote attackers to gather intelligence about the underlying system architecture and configuration. The vulnerability stems from the application's improper handling of error conditions, where technical error details are rendered directly in the browser response instead of being logged securely and presented in a generic manner to users. This type of information exposure falls under the CWE-209 category of "Information Exposure Through an Error Message" and aligns with ATT&CK technique T1212 which focuses on data manipulation and information gathering through system errors. The disclosed information may include stack traces, internal system paths, version numbers, component names, and other technical details that could be leveraged by attackers to craft more sophisticated attacks against the system. Attackers can use this reconnaissance information to identify specific vulnerabilities in the system components, understand the application's architecture, and potentially exploit other weaknesses that might not be immediately apparent through normal scanning techniques. The impact extends beyond simple information gathering as this data can serve as a foundation for privilege escalation attacks, denial of service attempts, or further exploitation of related vulnerabilities within the Guardium Key Lifecycle Manager environment. Organizations running this software are particularly vulnerable because the key lifecycle management functionality handles sensitive cryptographic keys and security credentials, making any information disclosure potentially catastrophic for overall system security. The vulnerability demonstrates poor secure coding practices where error handling does not follow security best practices by not sanitizing error output for production environments. This weakness can be exploited in combination with other vulnerabilities to create more effective attack vectors. The IBM X-Force ID 271197 indicates that this vulnerability has been recognized and catalogued by the security community, highlighting its potential impact on enterprise security infrastructure. The remote nature of this attack means that no local access or prior authentication is required, making it particularly dangerous as it can be exploited from any network location by unauthorized parties. This vulnerability essentially provides attackers with a roadmap for system exploitation by revealing internal system structure and configuration details that would otherwise remain hidden from external observation.
The technical implementation of this vulnerability occurs when the application encounters an exception or error condition during normal operation, particularly during authentication, authorization, or key management operations. The system fails to implement proper error handling mechanisms that would mask sensitive technical details from end users while still providing useful feedback for legitimate administrative purposes. Instead of logging detailed error information internally and presenting generic error messages to users, the application directly outputs technical error details including file paths, component names, and internal system information. This behavior violates fundamental security principles outlined in the OWASP Top Ten and the NIST Cybersecurity Framework which emphasize the importance of minimizing information disclosure in security-sensitive applications. The specific nature of the vulnerability suggests that it may be triggered during authentication failures, database connection issues, or configuration errors within the key lifecycle management processes. Attackers can systematically test various inputs and operations to trigger these error conditions and accumulate enough information to understand the application's internal workings. The exposure of such information creates opportunities for attackers to understand the system's architecture, identify potential weak points, and develop more targeted attacks. This vulnerability also represents a failure in the principle of least privilege and defense in depth, as the application should not expose system internals to unauthorized parties regardless of the error condition encountered. The security implications are significant because Guardium Key Lifecycle Manager handles critical cryptographic functions and sensitive security data, making any information disclosure potentially devastating to the organization's overall security posture.
Organizations affected by this vulnerability should implement immediate mitigations to address the information disclosure risk. The most effective approach involves implementing proper error handling that sanitizes all error messages before presentation to users, ensuring that only generic error information is displayed while detailed technical information is logged securely for administrative purposes. This requires modifying the application's error handling code to follow secure coding practices and ensure that no system internals are exposed to end users. The remediation should include configuring the application to log detailed error information internally while presenting users with generic error messages such as "An error occurred" or "Operation failed" without revealing technical implementation details. Additionally, organizations should implement input validation and sanitization mechanisms to prevent attackers from triggering error conditions through malicious input. Network segmentation and access controls should be reviewed to limit exposure of the vulnerable system to untrusted networks. Security monitoring should be enhanced to detect unusual error patterns that might indicate exploitation attempts. The implementation of a web application firewall or security scanning tools can help identify and block attempts to trigger these error conditions. Regular security assessments and penetration testing should be conducted to verify that error handling has been properly implemented and that no additional information disclosure vulnerabilities exist within the system. Organizations should also ensure that their incident response procedures include specific handling for information disclosure vulnerabilities and that system administrators are trained to recognize and respond to such security events appropriately.
The broader implications of this vulnerability extend beyond the immediate technical flaw to highlight systemic security weaknesses in enterprise security applications. It demonstrates the importance of comprehensive security testing that includes error handling scenarios and the need for security awareness training for development teams. The vulnerability serves as a reminder that even security tools designed to protect sensitive data can contain flaws that expose critical information to attackers. This case illustrates how information disclosure vulnerabilities can undermine the effectiveness of security controls by providing attackers with the intelligence needed to bypass other protections. The vulnerability also emphasizes the importance of maintaining current security patches and updates, as IBM would have likely addressed this issue in subsequent releases. Organizations should establish robust security practices that include regular code reviews, security testing, and vulnerability assessment procedures to prevent similar issues from occurring in other applications. The incident underscores the critical need for security by design principles where error handling and information disclosure are considered from the initial architecture phase rather than treated as afterthoughts. This vulnerability exemplifies how seemingly minor coding practices can have significant security implications, particularly in security-critical applications where the exposure of system internals can lead to complete system compromise. The lessons learned from this vulnerability should inform broader organizational security policies and development practices to prevent similar issues in other security tools and applications throughout the enterprise infrastructure.