CVE-2020-4533 in Jazz Reporting Service
Summary
by MITRE
IBM Jazz Reporting Service 6.0.6, 6.0.6.1, and 7.0 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: 182717.
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Analysis
by VulDB Data Team • 11/07/2020
The vulnerability identified as CVE-2020-4533 affects IBM Jazz Reporting Service versions 6.0.6, 6.0.6.1, and 7.0, representing a critical cross-site scripting flaw that compromises the security integrity of the web-based reporting interface. This vulnerability resides within the application's input validation mechanisms, specifically in how the system processes user-supplied data within the web user interface. The flaw enables malicious actors to inject malicious JavaScript code through crafted input fields or parameters that are subsequently rendered in the web application's output, creating a persistent XSS vector that can be exploited across multiple user sessions.
The technical implementation of this vulnerability stems from insufficient sanitization of user inputs within the reporting service's web components, allowing attackers to execute arbitrary script code within the context of a victim's browser session. When legitimate users interact with the affected application, the malicious JavaScript code executes in their browser, potentially capturing session cookies, credentials, or other sensitive information transmitted within the trusted session. This vulnerability operates at the application layer and specifically targets the web UI components that handle dynamic content rendering, making it particularly dangerous as it can be leveraged to perform actions on behalf of authenticated users without their knowledge or consent.
The operational impact of CVE-2020-4533 extends beyond simple data exfiltration, as it enables attackers to manipulate the application's intended behavior and potentially escalate privileges within the reporting service environment. The vulnerability's classification aligns with CWE-79, which specifically addresses cross-site scripting flaws in web applications, and follows the ATT&CK framework's technique T1566 for initial access through spearphishing attachments or links, and T1071 for application layer protocol usage. Attackers can exploit this vulnerability to establish persistent access, conduct session hijacking, or perform more sophisticated attacks such as credential theft, data manipulation, or privilege escalation within the Jazz Reporting Service environment.
Organizations utilizing affected IBM Jazz Reporting Service versions face significant security risks including unauthorized access to sensitive reporting data, potential compromise of user credentials, and possible lateral movement within the network through session manipulation. The vulnerability's exploitation requires minimal technical skill and can be automated, making it particularly dangerous in enterprise environments where multiple users interact with the reporting service. Mitigation strategies should include immediate patching of the affected versions, implementation of proper input validation and output encoding mechanisms, deployment of web application firewalls, and comprehensive user education regarding phishing and social engineering threats. Additionally, organizations should conduct regular security assessments and maintain up-to-date threat intelligence to identify potential exploitation attempts against this vulnerability.