CVE-2018-1918 in Jazz Reporting Service
Summary
by MITRE
IBM Jazz Reporting Service (JRS) 6.0.3, 6.0.4, 6.0.5, and 6.0.6 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: 152785.
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Analysis
by VulDB Data Team • 06/23/2023
The vulnerability identified as CVE-2018-1918 affects IBM Jazz Reporting Service versions 6.0.3 through 6.0.6, representing a critical cross-site scripting flaw that compromises web application security. This vulnerability resides within the web user interface of the reporting service, which is commonly used for generating and displaying project metrics and analytics within software development environments. The affected system operates as part of IBM's collaborative development platform, where users generate reports and dashboards that are subsequently displayed to team members. The XSS vulnerability arises from insufficient input validation and output encoding within the web application's response handling mechanisms, allowing malicious actors to inject malicious scripts into web pages viewed by other users.
The technical exploitation of this vulnerability occurs when an attacker crafts malicious input containing JavaScript code that gets processed and rendered within the web interface without proper sanitization. This flaw specifically impacts the reporting service's ability to properly escape or encode user-supplied data before displaying it in web pages. When legitimate users view reports containing the malicious payload, the embedded JavaScript executes in their browser context, potentially compromising their session cookies and credentials. The vulnerability is classified as a persistent XSS issue since the malicious code can be stored within the application's data stores and subsequently served to other users during report generation or viewing operations.
The operational impact of this vulnerability extends beyond simple script execution, as it creates a pathway for credential theft and session hijacking within trusted environments. Attackers can leverage this flaw to steal session tokens, user credentials, or sensitive project information that would otherwise be protected by the application's authentication mechanisms. The vulnerability particularly affects organizations using IBM Jazz Reporting Service for collaborative development environments where multiple users share access to the same reporting platform. This creates a significant risk for enterprise environments where development teams rely on secure reporting systems to track project progress, manage resources, and coordinate activities. The threat is amplified because the vulnerability exists within a service that is likely to be accessed by authenticated users with varying levels of system privileges.
Organizations should implement multiple layers of defense to mitigate this vulnerability, including input validation at the application level, proper output encoding of user data, and regular security updates from IBM. The remediation process requires immediate patching of affected IBM Jazz Reporting Service versions to address the XSS implementation flaws. Security teams should also consider implementing content security policies to limit script execution capabilities within the reporting environment. Additionally, monitoring for suspicious input patterns and user behavior anomalies can help detect potential exploitation attempts. This vulnerability aligns with CWE-79 which specifically addresses cross-site scripting flaws, and it maps to ATT&CK technique T1059.007 for scripting, representing a common attack vector for credential harvesting in enterprise environments. Organizations should also review their web application security configurations and ensure proper sanitization of all user inputs to prevent similar issues in other components of their software development infrastructure.