CVE-2016-3057 in Sterling B2B Integrator
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in IBM Sterling B2B Integrator 5.2 before 5020500_14 and 5.2 06 before 5020602_1 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
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Analysis
by VulDB Data Team • 06/13/2019
The vulnerability identified as CVE-2016-3057 represents a cross-site scripting flaw within IBM Sterling B2B Integrator version 5.2, specifically affecting releases prior to 5020500_14 and 5020602_1. This security weakness resides in the web-based interface of the integration platform that facilitates business-to-business transactions and data exchange. The affected system operates as a critical component in enterprise environments where secure data transmission between trading partners is essential, making this vulnerability particularly concerning for organizations relying on B2B integration services.
The technical implementation of this XSS vulnerability stems from insufficient input validation and output encoding mechanisms within the IBM Sterling B2B Integrator web interface. Attackers can exploit this flaw by injecting malicious scripts or HTML code through unspecified vectors that likely involve user-controllable parameters in web requests. The vulnerability allows remote attackers to execute arbitrary web scripts in the context of the victim's browser session, potentially leading to session hijacking, credential theft, or unauthorized data manipulation. This type of vulnerability typically occurs when application code fails to properly sanitize user inputs before rendering them in web pages, creating opportunities for malicious code execution.
The operational impact of CVE-2016-3057 extends beyond simple script injection, as it can enable sophisticated attacks within enterprise networks where the Sterling B2B Integrator serves as a central hub for business transactions. An attacker who successfully exploits this vulnerability could potentially access sensitive business data, manipulate transaction flows, or establish persistent access points within the organization's B2B ecosystem. The attack surface is particularly wide given that the platform handles critical business processes and often contains privileged information about trading partners, supply chain data, and financial transactions. This vulnerability aligns with CWE-79 which categorizes cross-site scripting flaws as a fundamental web application security weakness.
Organizations affected by this vulnerability should implement immediate mitigations including applying the vendor-provided patches and updates that address the specific XSS implementation flaws in the IBM Sterling B2B Integrator. Network segmentation and web application firewalls can provide additional layers of protection while awaiting official patches. The remediation process should involve thorough testing to ensure that the applied fixes do not disrupt critical B2B integration workflows. Security monitoring should be enhanced to detect potential exploitation attempts, and access controls should be reviewed to limit the potential impact of successful attacks. This vulnerability demonstrates the importance of maintaining up-to-date security patches in enterprise integration platforms and aligns with ATT&CK technique T1566 which covers the use of web application vulnerabilities for initial access and privilege escalation.