CVE-2019-4073 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: 157107.
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Analysis
by VulDB Data Team • 09/07/2023
IBM Sterling B2B Integrator Standard Edition versions 6.0.0.0 and 6.0.0.1 contain a cross-site scripting vulnerability that represents a critical security flaw in the web-based user interface. This vulnerability falls under the CWE-79 category of Cross-Site Scripting, which occurs when an application incorporates untrusted data into web pages without proper validation or encoding. The flaw allows malicious actors to inject arbitrary JavaScript code through the web interface, potentially compromising the integrity of the application and the data it handles.
The operational impact of this vulnerability extends beyond simple script injection, as it enables attackers to manipulate the intended functionality of the B2B integration platform. When users interact with the compromised web interface, the injected JavaScript code can execute within the context of their trusted sessions, creating opportunities for credential theft and session hijacking. This represents a significant risk for organizations relying on Sterling B2B Integrator for critical business-to-business transactions where sensitive data flows through the system.
The vulnerability creates a pathway for attackers to exploit the trust relationship between users and the application, potentially allowing them to access session tokens, authentication credentials, or other sensitive information. This type of attack aligns with ATT&CK technique T1531 for Account Access Removal and T1078 for Valid Accounts, as the compromised session could be used to maintain persistence or escalate privileges. The attack surface is particularly concerning given that Sterling B2B Integrator typically handles sensitive business data exchanges, making it an attractive target for adversaries seeking to gain unauthorized access to enterprise networks.
Organizations should implement immediate mitigations including input validation and output encoding mechanisms to prevent script injection attempts. The recommended approach involves applying the vendor-provided security patches or updates that address the specific XSS vulnerability in the web interface components. Additionally, implementing proper content security policies and web application firewalls can provide additional layers of protection. Security teams should also conduct thorough code reviews of any custom web applications that interface with Sterling B2B Integrator to ensure that proper sanitization techniques are implemented throughout the application stack. The vulnerability demonstrates the importance of maintaining up-to-date security measures and the potential consequences of failing to address known XSS flaws in enterprise integration platforms.