CVE-2017-5534 in tibbr Community
Summary
by MITRE
The tibbr user profiles components of tibbr Community, and tibbr Enterprise expose a weakness in an improperly sandboxed third-party component. Affected releases are TIBCO Software Inc. tibbr Community 5.2.1 and below; 6.0.0; 6.0.1; 7.0.0, tibbr Enterprise 5.2.1 and below; 6.0.0; 6.0.1; 7.0.0.
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Analysis
by VulDB Data Team • 01/18/2023
The vulnerability identified as CVE-2017-5534 resides within the tibbr user profiles components of TIBCO Software Inc.'s tibbr Community and tibbr Enterprise platforms, representing a critical sandboxing failure that exposes users to significant security risks. This weakness specifically affects third-party components that are improperly isolated within the application's execution environment, creating potential attack vectors that could compromise the entire system. The vulnerability impacts multiple versions of both tibbr Community and Enterprise products, with affected releases including specific versions of tibbr Community 5.2.1 and below, as well as versions 6.0.0, 6.0.1, and 7.0.0, alongside the corresponding tibbr Enterprise versions. The improper sandboxing mechanism allows malicious actors to potentially execute unauthorized code or access restricted system resources through the vulnerable user profile components.
This technical flaw fundamentally undermines the security isolation mechanisms that should protect the application's core functionality from external threats. The sandboxing weakness creates a pathway for privilege escalation attacks where an attacker could exploit the improperly contained third-party component to gain elevated system privileges or access sensitive data. The vulnerability's classification aligns with CWE-254, which addresses security weaknesses related to improper sandboxing or containment of potentially malicious code. From an operational perspective, this vulnerability represents a significant risk to organizations relying on tibbr platforms for collaborative work environments, as it could enable unauthorized access to user profiles, potentially leading to data breaches or system compromise. The attack surface extends beyond simple code execution to include potential information disclosure and denial of service conditions that could disrupt business operations.
The impact of this vulnerability extends across multiple operational domains within enterprise environments that utilize TIBCO tibbr platforms. Organizations may face compliance violations if user profile data becomes accessible to unauthorized parties, particularly in regulated industries where data protection is paramount. The improper sandboxing creates opportunities for attackers to leverage the vulnerability through various attack vectors including web application exploitation, cross-site scripting, or other injection-based attacks that could be amplified by the compromised sandbox environment. From a threat actor perspective, this vulnerability aligns with ATT&CK technique T1059, which covers command and scripting interpreter usage, as the sandbox failure could enable execution of malicious scripts or commands within the application context. Security teams must consider the potential for lateral movement within networks where tibbr platforms are deployed, as the vulnerability could serve as a stepping stone for more extensive attacks.
Organizations utilizing affected tibbr platforms should implement immediate mitigations including applying the vendor-provided security patches and updates that address the sandboxing weakness in the third-party components. Network segmentation and monitoring should be enhanced to detect potential exploitation attempts targeting the vulnerable user profile components. System administrators should review and restrict access permissions to tibbr user profiles, implementing principle of least privilege controls to minimize potential damage from successful exploitation. The vulnerability demonstrates the critical importance of proper component isolation and security review processes, particularly when integrating third-party libraries into enterprise applications. Regular security assessments should include thorough evaluation of sandboxing mechanisms and component containment strategies to prevent similar weaknesses from emerging in other application components. Additionally, organizations should consider implementing application whitelisting policies and runtime application self-protection measures to provide additional layers of defense against exploitation attempts targeting the identified vulnerability.