CVE-2011-2021 in iProcess Engine
Summary
by MITRE
Session fixation vulnerability in TIBCO iProcess Engine before 11.1.3 and iProcess Workspace before 11.3.1 allows remote attackers to hijack web sessions via unspecified vectors.
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Analysis
by VulDB Data Team • 11/07/2021
The session fixation vulnerability identified as CVE-2011-2021 affects TIBCO iProcess Engine versions prior to 11.1.3 and iProcess Workspace versions prior to 11.3.1, representing a critical security flaw that enables remote attackers to hijack web sessions through unspecified attack vectors. This vulnerability resides within the authentication and session management mechanisms of these enterprise workflow and business process management platforms, which are widely deployed in enterprise environments for automating business processes and managing workflow applications. The flaw fundamentally compromises the integrity of session tokens used by these systems, creating a pathway for attackers to exploit the authentication flow and gain unauthorized access to user sessions.
The technical implementation of this vulnerability stems from inadequate session token management practices within the TIBCO iProcess platforms, where session identifiers are not properly regenerated upon successful authentication or when users transition from anonymous to authenticated states. This allows attackers to obtain valid session tokens from victims through various means such as cross-site scripting attacks, man-in-the-middle interception, or by directly accessing session identifiers from client-side storage mechanisms. The vulnerability manifests when the system fails to invalidate or regenerate session identifiers during the authentication process, leaving the original session token vulnerable to reuse by an attacker who has obtained it through legitimate means. The unspecified vectors suggest that multiple attack pathways may exist, potentially including client-side vulnerabilities, network interception opportunities, or server-side configuration flaws that could be exploited to acquire valid session tokens.
From an operational impact perspective, this vulnerability poses significant risks to organizations utilizing TIBCO iProcess platforms, as successful exploitation could lead to complete compromise of user sessions and unauthorized access to sensitive business process data. Attackers could potentially access confidential workflow information, manipulate business processes, modify workflow configurations, or execute unauthorized transactions within the iProcess environment. The vulnerability particularly affects enterprise environments where these platforms manage critical business processes, workflow automation, and business process management tasks, making the potential impact far-reaching across multiple business functions. Organizations may experience data breaches, process manipulation, unauthorized access to sensitive business information, and potential regulatory compliance violations depending on the nature of the data handled by these processes.
The vulnerability aligns with CWE-384, which specifically addresses session fixation issues in web applications, and corresponds to ATT&CK technique T1563.002 for credential access through session hijacking. Organizations should implement immediate mitigations including upgrading to patched versions of TIBCO iProcess Engine 11.1.3 and iProcess Workspace 11.3.1, which contain proper session token regeneration mechanisms. Additional defensive measures include implementing secure session management practices such as using secure, HttpOnly, and SameSite attributes for session cookies, implementing proper session timeout mechanisms, and ensuring that session identifiers are regenerated upon successful authentication. Network-level protections such as secure communication protocols, proper firewall configurations, and intrusion detection systems can help mitigate potential exploitation attempts. Regular security assessments and monitoring of session management implementations within these platforms should be conducted to ensure ongoing protection against similar vulnerabilities.