CVE-2018-1889 in Security Guardium
Summary
by MITRE
IBM Security Guardium 10.0 and 10.5 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: 152080.
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Analysis
by VulDB Data Team • 06/19/2023
IBM Security Guardium versions 10.0 and 10.5 contain a critical cross-site scripting vulnerability that enables malicious actors to inject arbitrary JavaScript code into the web user interface. This flaw resides in the application's input validation mechanisms, where user-supplied data is not properly sanitized before being rendered in web responses. The vulnerability operates under CWE-79 which categorizes cross-site scripting flaws as weaknesses that allow attackers to execute scripts in the context of a victim's browser session. The attack vector specifically targets the web administration interface where authenticated users interact with the security monitoring platform, creating a significant risk for privilege escalation and session hijacking activities.
The operational impact of this vulnerability extends beyond simple script execution as it can be leveraged to steal session cookies, credentials, and other sensitive information from authenticated users. When an attacker successfully injects malicious JavaScript code, they can manipulate the web interface to capture login credentials, modify security policies, or redirect users to malicious sites. The vulnerability is particularly dangerous because it operates within a trusted session context, meaning that compromised users would have elevated privileges within the Guardium environment, potentially allowing access to sensitive database monitoring data and security configurations. This represents a direct violation of the principle of least privilege and can lead to complete system compromise when combined with other exploitation techniques.
Security professionals should implement multiple layers of defense to mitigate this vulnerability, including input validation at the application level, output encoding, and the implementation of Content Security Policy headers. The ATT&CK framework categorizes this vulnerability under T1059.007 for scripting and T1566 for phishing techniques, as attackers can leverage the XSS flaw to create convincing social engineering campaigns. Organizations should also consider implementing web application firewalls to detect and block suspicious script injection attempts, while ensuring that all user inputs are properly escaped before rendering in web contexts. Regular security assessments and vulnerability scanning should be conducted to identify similar flaws in other components of the security infrastructure, as this vulnerability demonstrates the critical importance of maintaining secure coding practices in enterprise security tools. The IBM Security team has addressed this issue through patches and updates that properly sanitize user inputs and implement stricter validation controls to prevent unauthorized code execution within the web interface.