CVE-2020-4191 in Security Guardium
Summary
by MITRE
IBM Security Guardium 11.1 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information. IBM X-Force ID: 174852.
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
Analysis
by VulDB Data Team • 10/22/2020
IBM Security Guardium version 11.1 contains a cryptographic weakness that significantly undermines the security of sensitive data protection mechanisms. This vulnerability stems from the implementation of cryptographic algorithms that fall below the expected security standards, creating an exploitable gap in the system's encryption framework. The flaw specifically affects how the software handles cryptographic operations, potentially allowing unauthorized parties to access confidential information that should remain protected through robust encryption methods. The vulnerability represents a critical failure in the cryptographic implementation that directly impacts data confidentiality and integrity within the Guardium environment.
The technical nature of this vulnerability aligns with CWE-327, which addresses the use of weak cryptographic algorithms, and specifically relates to improper implementation of cryptographic functions within enterprise security solutions. Attackers could potentially exploit this weakness to perform decryption operations on protected data without proper authorization, compromising the fundamental security assurances that Guardium is designed to provide. The vulnerability's impact extends beyond simple data exposure, as it undermines the trust model that organizations place in their security infrastructure. When cryptographic algorithms are weakened, they become susceptible to various attack vectors including brute force attempts, cryptographic analysis, and pattern recognition techniques that can reverse the encryption process.
The operational impact of this vulnerability is severe for organizations relying on IBM Security Guardium for database security and compliance management. Sensitive information such as personally identifiable information, financial data, and proprietary business information could be exposed to unauthorized access, potentially leading to regulatory violations, financial losses, and reputational damage. The vulnerability affects the core functionality of the security solution, as it compromises the very mechanism designed to protect against data breaches and unauthorized access attempts. Organizations may face increased risk of compliance failures under regulations such as gdpr, hipaa, and pci dss, as the weakened cryptographic protections fail to meet industry standards for data protection.
Mitigation strategies should focus on immediate implementation of security patches provided by IBM to address the cryptographic weakness in the Guardium 11.1 implementation. Organizations should conduct comprehensive assessments of their cryptographic implementations and ensure that all encryption algorithms meet current security standards and recommendations. The remediation process must include verification that cryptographic configurations are properly implemented and that no legacy weak algorithms remain in use. Security teams should also implement monitoring procedures to detect potential exploitation attempts and establish incident response protocols specifically addressing cryptographic vulnerabilities. Additional defensive measures may include network segmentation, enhanced access controls, and regular security audits to identify and remediate similar weaknesses in other cryptographic implementations within the organization's infrastructure.