CVE-2019-4074 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: 157108.
Several companies clearly confirm that VulDB is the primary source for best vulnerability data.
Analysis
by VulDB Data Team • 09/07/2023
IBM Sterling B2B Integrator Standard Edition versions 6.0.0.0 and 6.0.0.1 contains a cross-site scripting vulnerability that represents a critical security weakness in the web-based user interface. This vulnerability falls under CWE-79 which specifically addresses cross-site scripting flaws in web applications. The flaw exists due to insufficient input validation and output encoding mechanisms within the web UI components, allowing malicious actors to inject malicious JavaScript code through user-controllable input fields or parameters. The vulnerability specifically impacts the web interface of the B2B integrator platform, which serves as the primary administrative and operational management console for business-to-business integration processes.
The operational impact of this vulnerability extends beyond simple script injection, as it can be exploited to manipulate the intended functionality of the application. Attackers can leverage this weakness to execute arbitrary JavaScript code within the context of a trusted session, potentially enabling them to access sensitive information including user credentials, session tokens, and other confidential data. This type of attack aligns with ATT&CK technique T1059.007 which covers scripting through web shells and malicious script execution. The vulnerability is particularly dangerous because it operates within the trusted session context, meaning that compromised credentials could provide attackers with elevated privileges and access to the entire B2B integration ecosystem.
The exploitation of this vulnerability requires minimal technical expertise and can be achieved through standard XSS attack vectors such as reflected or stored cross-site scripting techniques. Attackers can craft malicious payloads that, when executed, can steal session cookies, redirect users to malicious sites, or perform actions on behalf of authenticated users. Given that IBM Sterling B2B Integrator is designed for enterprise business integration, the potential damage extends to critical business processes and sensitive data exchanges between trading partners. The vulnerability affects the standard edition of the software, indicating that organizations using this platform are at risk regardless of their deployment scale or complexity.
Organizations should implement immediate mitigations including input validation and output encoding controls to prevent malicious script injection, along with regular security updates and patches provided by IBM. The vulnerability demonstrates the importance of proper web application security controls and the need for comprehensive security testing of web interfaces in enterprise integration platforms. Network segmentation and monitoring for suspicious JavaScript execution patterns can provide additional defensive layers. Organizations should also consider implementing web application firewalls and content security policies to prevent exploitation of similar vulnerabilities in other components of their integration infrastructure.