CVE-2017-1096 in Jazz Reporting Service
Summary
by MITRE
IBM Jazz Reporting Service (JRS) 5.0 and 6.0 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: 120656.
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Analysis
by VulDB Data Team • 12/30/2020
The vulnerability identified as CVE-2017-1096 affects IBM Jazz Reporting Service versions 5.0 and 6.0, representing a critical cross-site scripting flaw that compromises the security integrity of the web-based user interface. This vulnerability resides within the reporting service component of IBM's jazz platform, which is commonly utilized for collaborative software development and project management activities. The flaw enables malicious actors to inject arbitrary JavaScript code into the web application's user interface, fundamentally undermining the trust model that should exist between legitimate users and the application.
The technical implementation of this cross-site scripting vulnerability occurs when the application fails to properly sanitize user input before rendering it within the web interface. This insufficient input validation allows attackers to craft malicious payloads that execute within the context of a victim's browser session. The vulnerability specifically impacts the web UI components where user-generated content or configuration parameters are displayed without adequate sanitization mechanisms. According to CWE-79, this represents a classic cross-site scripting vulnerability where the application incorporates untrusted data into web pages without proper validation or encoding, creating an environment where malicious scripts can execute with the privileges of the authenticated user.
The operational impact of this vulnerability extends beyond simple script execution, as it creates potential pathways for credential theft and session hijacking within trusted browser sessions. When an authenticated user interacts with the compromised reporting service, the injected JavaScript code can access session cookies, form data, and other sensitive information that the user's browser maintains. This allows attackers to potentially escalate privileges, access confidential project data, or impersonate legitimate users within the jazz platform. The attack surface is particularly concerning given that the vulnerability exists in a reporting service that likely handles sensitive project information, development metrics, and collaborative data that would be valuable to adversaries.
Mitigation strategies for this vulnerability should focus on implementing comprehensive input validation and output encoding mechanisms throughout the application's web interface. Organizations should ensure that all user-supplied data is properly sanitized before being rendered in the browser, utilizing established encoding techniques such as HTML entity encoding for data displayed in web contexts. The IBM Jazz Reporting Service should be updated to versions that include proper input validation and sanitization measures, as recommended by IBM security advisories. Additionally, implementing content security policies and using secure coding practices that prevent direct insertion of user data into executable contexts will significantly reduce the risk of exploitation. This vulnerability aligns with ATT&CK technique T1059.007 for script injection and demonstrates the importance of maintaining secure web application development practices to prevent session hijacking and credential disclosure attacks.