CVE-2014-3091 in Qradar Security Information And Event Manager
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in IBM Security QRadar SIEM 7.1.x and 7.2.x allows remote attackers to inject arbitrary web script or HTML via a crafted URL.
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Analysis
by VulDB Data Team • 03/20/2018
The CVE-2014-3091 vulnerability represents a critical cross-site scripting flaw within IBM Security QRadar SIEM versions 7.1.x and 7.2.x, exposing organizations to significant web application security risks. This vulnerability resides in the web interface component of the security information and event management platform, which serves as a central hub for monitoring and analyzing security events across enterprise networks. The flaw specifically manifests when the application fails to properly validate and sanitize user-supplied input within URL parameters, creating an avenue for malicious actors to execute arbitrary web scripts in the context of authenticated users' browsers.
The technical exploitation of this vulnerability occurs through the manipulation of URL parameters that are not adequately filtered or escaped before being rendered in web responses. Attackers can craft malicious URLs containing script payloads that, when accessed by unsuspecting users with appropriate privileges, execute within the victim's browser session. This allows for a range of malicious activities including session hijacking, credential theft, data exfiltration, and privilege escalation within the SIEM environment. The vulnerability falls under the CWE-79 category of Cross-Site Scripting, specifically classified as a reflected XSS attack where the malicious script is reflected off the web server and executed in the victim's browser. The attack vector requires no special privileges to initiate, making it particularly dangerous as it can be delivered through various means including phishing emails, compromised web pages, or social engineering campaigns.
The operational impact of this vulnerability extends beyond simple script execution, as QRadar SIEM serves as a critical security operations center component responsible for threat detection, incident response, and compliance monitoring. An attacker who successfully exploits this vulnerability gains the ability to manipulate the SIEM interface, potentially altering security events, modifying log data, or creating false alerts that could mask actual security incidents. This compromises the integrity and availability of security monitoring capabilities, undermining the organization's ability to detect and respond to genuine threats. The vulnerability also presents a risk to the broader network infrastructure as QRadar often integrates with other security tools and systems, potentially enabling lateral movement attacks that could compromise additional network segments. According to ATT&CK framework, this vulnerability maps to T1059.007 (Command and Scripting Interpreter: JavaScript) and T1566 (Phishing) as exploitation typically involves JavaScript injection and user deception techniques.
Organizations should implement multiple layers of defense to mitigate the risk posed by CVE-2014-3091, beginning with immediate patching of affected QRadar versions to the latest security updates provided by IBM. Network segmentation and web application firewalls should be deployed to monitor and filter incoming traffic to the SIEM interface, particularly focusing on URL parameter validation and content filtering. Input sanitization measures must be strengthened at the application level, ensuring that all user-supplied data undergoes rigorous validation and encoding before being processed or displayed. Security awareness training for administrators and users should emphasize the importance of verifying URL authenticity and avoiding suspicious links that might contain malicious payloads. Additionally, implementing strict access controls and monitoring for unusual activity patterns within the SIEM environment can help detect potential exploitation attempts. Regular security assessments and vulnerability scanning should be conducted to identify similar weaknesses in the broader security infrastructure, as this vulnerability demonstrates the critical need for proper input validation in web applications. The remediation process should also include comprehensive testing to ensure that the applied patches do not introduce compatibility issues with existing security policies or monitoring configurations within the QRadar environment.