CVE-2017-1724 in Security QRadar SIEM
Summary
by MITRE
IBM Security QRadar SIEM 7.2 and 7.3 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session. IBM X-Force ID: 134814.
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Analysis
by VulDB Data Team • 03/07/2023
The vulnerability identified as CVE-2017-1724 affects IBM Security QRadar SIEM versions 7.2 and 7.3, representing a critical cross-site scripting flaw that undermines the security posture of enterprise security monitoring systems. This vulnerability resides within the web user interface component of the QRadar platform, specifically targeting the input validation mechanisms that should prevent malicious script injection. The flaw enables attackers to inject arbitrary JavaScript code through carefully crafted input fields or parameters that are not properly sanitized before being rendered in the web interface. The vulnerability is particularly concerning because QRadar serves as a central security information and event management system, processing sensitive security events, logs, and threat intelligence data from various network sources. When exploited, this XSS vulnerability can compromise the integrity of the web interface and potentially lead to session hijacking, credential theft, and unauthorized access to the security monitoring platform.
The technical implementation of this vulnerability stems from insufficient input validation and output encoding practices within the QRadar web application framework. Attackers can exploit this weakness by crafting malicious payloads that are executed within the context of a victim's browser session, leveraging the trust relationship between the user and the QRadar interface. The attack typically involves injecting JavaScript code through form fields, URL parameters, or other input vectors that are not properly escaped or validated before being processed and displayed. According to CWE classification, this vulnerability maps to CWE-79 - Improper Neutralization of Input During Web Page Generation, which specifically addresses the failure to properly neutralize user-controllable input before it is used in web page generation. The vulnerability allows for the execution of malicious scripts that can capture session cookies, redirect users to malicious sites, or modify the web interface to display fraudulent content. The impact is amplified because QRadar users typically maintain elevated privileges within their security environments, making successful exploitation particularly dangerous for organizations relying on this platform for critical security operations.
The operational implications of this vulnerability extend beyond simple script execution, as it creates a potential pathway for attackers to escalate privileges and gain unauthorized access to sensitive security data. When an authenticated user interacts with the vulnerable web interface, the injected JavaScript code can access the user's session context and potentially extract authentication tokens, API keys, or other sensitive information that would otherwise be protected by the security model. The vulnerability's exploitation can lead to credential disclosure within trusted sessions, enabling attackers to impersonate legitimate users and perform unauthorized actions within the QRadar environment. This risk is particularly significant for organizations that depend on QRadar for threat detection, incident response, and security analytics, as compromised access could allow attackers to view, modify, or delete critical security events and logs. The vulnerability also aligns with ATT&CK technique T1059.007 - Command and Scripting Interpreter: JavaScript, which describes how adversaries use JavaScript to execute malicious code in web browsers, and T1566.002 - Phishing: Spearphishing Attachment, which highlights how attackers can use web-based phishing techniques to deliver malicious payloads.
Organizations should implement multiple layers of mitigation strategies to address this vulnerability effectively. Immediate remediation involves applying the official IBM security patches and updates released to address CVE-2017-1724, which typically include enhanced input validation and output encoding mechanisms. Network administrators should also consider implementing web application firewalls that can detect and block malicious script injection attempts, particularly targeting the specific input vectors used to exploit this vulnerability. Additionally, organizations should conduct regular security assessments of their QRadar installations to identify potential input validation gaps and ensure that proper security controls are in place. The mitigation strategy should also include user education and awareness programs to help personnel recognize potential phishing attempts that might leverage this vulnerability. Organizations should also consider implementing monitoring solutions that can detect anomalous JavaScript execution patterns within the QRadar environment and alert security teams to potential exploitation attempts. The implementation of Content Security Policy headers and enhanced browser security controls can provide additional protection against script injection attacks, while regular security audits should verify that input validation mechanisms remain effective against evolving attack techniques. These measures align with security best practices outlined in NIST SP 800-53 and ISO 27001 frameworks for web application security and access control management.