CVE-2022-40232 in Sterling B2B Integrator Standard Edition
Summary
by MITRE • 02/17/2023
IBM Sterling B2B Integrator Standard Edition 6.1.0.0 through 6.1.1.1, and 6.1.2.0 could allow an authenticated user to perform actions they should not have access to due to improper permission controls. IBM X-Force ID: 235597.
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Analysis
by VulDB Data Team • 03/18/2023
IBM Sterling B2B Integrator Standard Edition contains a critical authorization vulnerability that allows authenticated users to escalate their privileges and perform unauthorized actions within the system. This vulnerability stems from improper permission controls that fail to properly validate user access rights during critical operations. The affected versions span from 6.1.0.0 through 6.1.1.1 and include 6.1.2.0, representing a significant attack surface that could be exploited by malicious insiders or compromised accounts. The flaw enables users with limited privileges to bypass access controls and execute administrative functions that should be restricted to authorized personnel only.
The technical implementation of this vulnerability manifests in the application's insufficient authorization checking mechanisms within its security framework. When users attempt to perform certain operations, the system fails to properly verify their credentials against the established permission model, allowing unauthorized access to restricted functionalities. This type of vulnerability falls under CWE-285 which specifically addresses improper authorization in software systems. The root cause appears to be in the application's role-based access control implementation where permission boundaries are not properly enforced during runtime operations. Attackers could leverage this weakness to access sensitive data, modify system configurations, or perform administrative tasks that should be restricted to system administrators or authorized users only.
The operational impact of this vulnerability is severe as it directly compromises the integrity and confidentiality of the B2B integration environment. Organizations using affected versions of IBM Sterling B2B Integrator face potential data breaches, unauthorized system modifications, and possible disruption of business-critical integration processes. The vulnerability could enable attackers to access sensitive business partner information, manipulate transaction processing workflows, or gain access to system administration functions that control the entire integration platform. This weakness particularly impacts organizations that rely heavily on B2B integration for supply chain management, financial transactions, and partner communications, where unauthorized access could result in significant financial loss and regulatory compliance violations.
Organizations should immediately apply the vendor-provided security patches and updates to remediate this vulnerability. The mitigation strategy should include comprehensive access control reviews and implementation of additional monitoring controls to detect unauthorized access attempts. System administrators should conduct thorough privilege assessments to ensure that users only have access to functions necessary for their roles. The vulnerability aligns with ATT&CK technique T1078 which covers valid accounts and privilege escalation tactics. Organizations should also implement network segmentation and access control lists to limit exposure, while establishing robust audit logging to track user activities and identify potential exploitation attempts. Regular security assessments and penetration testing should be conducted to validate the effectiveness of implemented controls and ensure continued protection against similar authorization bypass vulnerabilities.