CVE-2021-29669 in Jazz Foundation
Summary
by MITRE • 01/12/2025
IBM Jazz Foundation 6.0.6, 6.0.6.1, 7.0, 7.0.1, and 7.0.2 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.
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Analysis
by VulDB Data Team • 02/13/2025
The vulnerability identified as CVE-2021-29669 affects IBM Jazz Foundation versions 6.0.6, 6.0.6.1, 7.0, 7.0.1, and 7.0.2, representing a critical cross-site scripting vulnerability that compromises the security of web-based applications. This flaw resides within the web user interface components of the IBM Jazz Foundation platform, which serves as a collaborative development environment for software teams. The vulnerability stems from insufficient input validation and output encoding mechanisms that fail to properly sanitize user-supplied data before rendering it within web pages. Attackers can exploit this weakness by injecting malicious JavaScript code through various input fields or parameters that are subsequently executed in the context of other users' browsers.
The technical implementation of this vulnerability aligns with CWE-79, which specifically addresses cross-site scripting flaws in web applications. The flaw operates by allowing attackers to inject malicious scripts that execute in the victim's browser when they view affected web pages. This occurs because the application does not adequately escape or encode special characters in user-provided content before displaying it on web interfaces. The attack vector typically involves crafting malicious input that includes JavaScript payload within parameters or form fields that are then reflected back to other users without proper sanitization. The vulnerability is particularly dangerous as it can be leveraged to steal session cookies, credentials, or other sensitive information from authenticated users within the trusted session context of the application.
The operational impact of this vulnerability extends beyond simple script execution, as it enables attackers to perform session hijacking and credential theft within the trusted session of legitimate users. When a victim user accesses a maliciously crafted page or interacts with infected application components, their browser executes the injected JavaScript code which can capture their session tokens, login credentials, or other sensitive data. The vulnerability can be exploited through various attack scenarios including phishing campaigns, social engineering, or by compromising a single user's session to gain access to broader system resources. This threat is particularly concerning in enterprise environments where IBM Jazz Foundation is used for collaborative development, as it can provide attackers with access to source code repositories, development environments, and other sensitive development assets.
Mitigation strategies for CVE-2021-29669 should focus on implementing robust input validation and output encoding mechanisms throughout the application's web interface components. Organizations should prioritize applying the vendor-provided security patches and updates for IBM Jazz Foundation versions affected by this vulnerability. Additionally, implementing proper content security policies, employing secure coding practices, and conducting regular security testing can significantly reduce the risk of exploitation. The remediation approach should include comprehensive input sanitization, output encoding, and the implementation of proper web application firewalls to detect and prevent malicious script injection attempts. Security teams should also consider implementing monitoring solutions to detect suspicious activities that may indicate exploitation attempts and establish incident response procedures to address potential breaches. This vulnerability demonstrates the critical importance of maintaining up-to-date security controls and following secure development practices to prevent exploitation of web-based application flaws that can compromise entire enterprise environments.