CVE-2019-4738 in Sterling B2B Integrator Standard Edition
Summary
by MITRE • 12/11/2020
IBM Sterling B2B Integrator Standard Edition 5.2.0.0 through 5.2.6.5 and 6.0.0.0 through 6.0.3.1 discloses sensitive information to an authenticated user from the dashboard UI which could be used in further attacks against the system. IBM X-Force ID: 172753.
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Analysis
by VulDB Data Team • 12/15/2020
IBM Sterling B2B Integrator Standard Edition contains a sensitive data exposure vulnerability that affects versions 5.2.0.0 through 5.2.6.5 and 6.0.0.0 through 6.0.3.1. This vulnerability allows authenticated users to access confidential information through the dashboard user interface, potentially enabling attackers to gather intelligence for subsequent exploitation attempts. The flaw represents a critical security weakness in the system's access control mechanisms, where sensitive data that should be restricted to authorized personnel is inadvertently exposed to authenticated users who may not have proper clearance levels. The vulnerability stems from inadequate input validation and output sanitization within the dashboard components, allowing users to retrieve information that should remain protected within the system's internal architecture. This type of information disclosure aligns with CWE-200, which specifically addresses the exposure of sensitive information to unauthorized actors. The operational impact of this vulnerability extends beyond simple data leakage, as the disclosed information could include system configurations, user credentials, or other sensitive metadata that could facilitate privilege escalation attacks. Attackers could leverage this information to craft more sophisticated attacks targeting other system components or to establish persistence within the environment. The vulnerability manifests when authenticated users navigate through the dashboard interface and access specific endpoints that return sensitive data without proper authorization checks. This weakness creates opportunities for attackers to gather intelligence about the system's internal structure and operational details that could be used to plan targeted attacks against other system components or to exploit additional vulnerabilities within the same environment. The issue particularly affects organizations relying on IBM Sterling B2B Integrator for critical business processes, as the exposure of sensitive information could compromise the integrity and confidentiality of their business-to-business transactions and data flows.
The security implications of this vulnerability are significant as it undermines the principle of least privilege and proper access control enforcement within the application. When authenticated users can access information beyond their intended scope, it creates a pathway for attackers to gather intelligence that could be used to bypass security controls and escalate privileges. This type of vulnerability is particularly concerning in enterprise environments where the dashboard UI serves as a central management interface for critical business processes. The information disclosure could reveal system configurations, internal network structures, or other sensitive operational details that would otherwise remain hidden from unauthorized users. From an attacker's perspective, this vulnerability provides a foothold for further reconnaissance and potentially more severe attacks, as the exposed data could include details about system components, user roles, or operational parameters that could be leveraged in subsequent exploitation phases. The vulnerability's presence in multiple version ranges indicates a persistent issue within the application's architecture that requires immediate attention and remediation. Organizations using affected versions should consider implementing network segmentation and monitoring to detect potential exploitation attempts. The exposure of sensitive information through the dashboard interface represents a fundamental breakdown in the application's security model, where proper access controls fail to prevent unauthorized data retrieval by authenticated users. This weakness creates opportunities for attackers to perform lateral movement within the environment or to target other system components with more precise information gathered through this vulnerability.
Organizations should prioritize immediate remediation of this vulnerability by upgrading to patched versions of IBM Sterling B2B Integrator Standard Edition, as the affected versions present a clear risk to system security and data integrity. The vulnerability's classification under CWE-200 emphasizes the critical nature of protecting sensitive information from unauthorized access, and organizations should implement additional monitoring and access control measures to detect potential exploitation attempts. Security teams should conduct comprehensive audits of their dashboard interfaces and related components to identify any additional information disclosure vulnerabilities that may exist within their systems. The presence of this vulnerability in IBM Sterling B2B Integrator highlights the importance of proper input validation and output sanitization in web applications, particularly those handling sensitive business data. Organizations should also consider implementing network-based detection mechanisms to monitor for suspicious access patterns that could indicate exploitation attempts. The vulnerability's impact on business continuity and data protection makes it essential for organizations to address this issue promptly through official patches provided by IBM. Additionally, implementing proper logging and monitoring of dashboard access could help detect unauthorized access attempts and provide valuable forensic data for incident response activities. This vulnerability serves as a reminder of the critical importance of maintaining up-to-date security patches and proper access control configurations in enterprise environments where sensitive business data flows through complex integration platforms. The exposure of sensitive information through the dashboard interface represents a significant risk to the overall security posture of organizations relying on IBM Sterling B2B Integrator for their business process automation needs.