CVE-2011-2020 in iProcess Engine
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in TIBCO iProcess Engine before 11.1.3 and iProcess Workspace before 11.3.1 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
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Analysis
by VulDB Data Team • 03/02/2018
The vulnerability identified as CVE-2011-2020 represents a critical cross-site scripting flaw affecting TIBCO iProcess Engine versions prior to 11.1.3 and iProcess Workspace versions prior to 11.3.1. This vulnerability falls under the CWE-79 category of Cross-Site Scripting, which is one of the most prevalent and dangerous web application security flaws. The issue allows remote attackers to inject malicious web scripts or HTML content into the affected applications, potentially compromising user sessions and data integrity. The unspecified vectors suggest that the vulnerability could be exploited through multiple attack paths within the iProcess platform architecture, making it particularly challenging to defend against comprehensively.
The technical implementation of this vulnerability stems from inadequate input validation and output encoding mechanisms within the TIBCO iProcess applications. When user-supplied data is processed and rendered without proper sanitization, attackers can craft malicious payloads that execute in the context of other users' browsers. This type of vulnerability is particularly insidious because it leverages the trust relationship between the web application and its users, allowing attackers to bypass traditional security controls. The attack vectors likely involve form submissions, URL parameters, or API endpoints where user input is not properly validated or escaped before being displayed to other users. The impact extends beyond simple script execution to potentially enable session hijacking, credential theft, and data manipulation within the targeted environment.
The operational impact of this vulnerability is severe for organizations utilizing TIBCO iProcess solutions, as it provides attackers with a pathway to compromise user sessions and potentially gain unauthorized access to business processes and sensitive workflow data. Attackers could exploit this vulnerability to steal session cookies, redirect users to malicious sites, or inject malicious code that persists within the application environment. The vulnerability affects both the iProcess Engine and Workspace components, indicating a systemic issue within the platform's security architecture rather than an isolated component flaw. Organizations using these versions face significant risk of data breaches, process manipulation, and potential regulatory compliance violations, particularly in environments where the platform handles sensitive business information or financial transactions.
Mitigation strategies for CVE-2011-2020 should prioritize immediate patching of affected systems to the recommended versions 11.1.3 for iProcess Engine and 11.3.1 for iProcess Workspace. Organizations should implement comprehensive input validation and output encoding mechanisms throughout their applications, following established security best practices such as those outlined in the OWASP Top Ten. Network segmentation and monitoring controls should be deployed to detect and prevent exploitation attempts, while security teams should conduct thorough vulnerability assessments to identify potential secondary impacts within their iProcess environments. Additionally, implementing proper web application firewalls and content security policies can provide additional layers of protection against exploitation attempts, as recommended by the MITRE ATT&CK framework for web application threats. Regular security testing and code reviews should be conducted to ensure ongoing protection against similar vulnerabilities in the platform's codebase.