CVE-2018-1648 in QRadar SIEM
Summary
by MITRE
IBM QRadar SIEM 7.2 and 7.3 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information. IBM X-Force ID: 144653.
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Analysis
by VulDB Data Team • 06/13/2023
IBM QRadar SIEM version 7.2 and 7.3 contains a significant cryptographic vulnerability that undermines the security of sensitive data protection mechanisms. This weakness stems from the implementation of cryptographic algorithms that fall below the expected security standards, creating potential attack vectors for adversaries seeking to compromise confidential information. The vulnerability specifically affects the encryption protocols used within the system's data handling processes, potentially allowing unauthorized parties to gain access to highly sensitive information that should remain protected.
The technical flaw manifests in the use of cryptographic algorithms that are either outdated, improperly implemented, or configured with insufficient entropy to maintain security integrity. This cryptographic weakness creates opportunities for attackers to perform decryption attacks against protected data streams, potentially exposing critical security information, user credentials, or system configurations. The vulnerability's impact is particularly severe given that QRadar SIEM serves as a core security information and event management platform where sensitive operational data is routinely processed and stored.
From an operational perspective, this vulnerability compromises the fundamental security posture of organizations relying on IBM QRadar SIEM for threat detection and security monitoring. Attackers who successfully exploit this weakness could access detailed security event logs, forensic data, and other sensitive information that would normally be protected by strong encryption. The potential for data exfiltration and insider threat exploitation increases significantly, as the cryptographic protections designed to prevent unauthorized access are effectively weakened.
Organizations should prioritize immediate remediation efforts by upgrading to patched versions of IBM QRadar SIEM that address the cryptographic algorithm weaknesses. The implementation of additional security controls such as network segmentation, enhanced monitoring of cryptographic operations, and regular security assessments can help mitigate the risk while awaiting official patches. System administrators should also review and strengthen key management practices, ensuring that cryptographic keys are properly rotated and that access controls remain robust. This vulnerability aligns with CWE-327, which addresses the use of weak cryptographic algorithms, and represents a significant concern under the ATT&CK framework's credential access and defense evasion tactics. Organizations should also consider implementing alternative encryption mechanisms and maintaining comprehensive audit trails to detect potential exploitation attempts.