CVE-2019-4077 in Sterling B2B Integrator Standard Edition
Summary
by MITRE
IBM Sterling B2B Integrator Standard Edition 6.0.0.0 and 6.0.0.1 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: 157111.
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Analysis
by VulDB Data Team • 09/07/2023
The vulnerability identified as CVE-2019-4077 affects IBM Sterling B2B Integrator Standard Edition versions 6.0.0.0 and 6.0.0.1, representing a critical cross-site scripting flaw that compromises the security integrity of the web-based user interface. This vulnerability falls under the Common Weakness Enumeration category CWE-79 which specifically addresses improper neutralization of input during web page generation, making it a prime target for attackers seeking to exploit web application security weaknesses. The flaw exists within the web user interface components of the integration platform, which is designed to facilitate business-to-business transactions and data exchange processes.
The technical implementation of this vulnerability allows malicious actors to inject arbitrary JavaScript code into the web application's interface through improper input validation mechanisms. When users interact with the affected web UI elements, the injected scripts execute within the context of the victim's browser session, potentially enabling attackers to manipulate the application's intended behavior. This cross-site scripting vulnerability specifically targets the web-based management console and user interface components that handle user inputs without adequate sanitization or encoding controls. The attack vector typically involves crafting malicious input parameters or user data that gets rendered back to the browser without proper security measures.
The operational impact of this vulnerability extends beyond simple script execution, as it can potentially lead to credential disclosure within trusted sessions. Attackers leveraging this flaw can hijack user sessions, capture authentication tokens, or extract sensitive information from the web application's session context. This capability represents a significant threat to organizations relying on IBM Sterling B2B Integrator for critical business processes, as compromised sessions could provide unauthorized access to sensitive business data, integration workflows, and transactional information. The vulnerability particularly affects environments where users maintain persistent sessions with elevated privileges, making the potential damage more severe. According to the ATT&CK framework, this vulnerability maps to technique T1059.007 for scripting languages and T1531 for credential access through session hijacking, demonstrating the multi-faceted nature of the threat.
Organizations should implement immediate mitigations including applying the vendor-provided security patches and updates released by IBM to address this specific vulnerability. Network segmentation and web application firewalls can provide additional layers of protection by monitoring and filtering malicious input patterns. Input validation controls should be strengthened throughout the web application to ensure all user-provided data undergoes proper sanitization before being processed or rendered. Security awareness training for administrators and users can help identify potential exploitation attempts, while regular security assessments and penetration testing should be conducted to verify the effectiveness of implemented controls. The vulnerability also highlights the importance of maintaining current security practices and following the principle of least privilege when configuring user access rights within the B2B integration environment.