CVE-2022-43872 in Financial Transaction Manager
Summary
by MITRE • 12/20/2022
IBM Financial Transaction Manager 3.2.4 authorization checks are done incorrectly for some HTTP requests which allows getting unauthorized technical information (e.g. event log entries) about the FTM SWIFT system. IBM X-Force ID: 239708.
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Analysis
by VulDB Data Team • 12/21/2022
The vulnerability identified as CVE-2022-43872 affects IBM Financial Transaction Manager version 3.2.4, specifically targeting the authorization mechanisms that govern access to sensitive technical information within the FTM SWIFT system environment. This flaw represents a critical security weakness that undermines the integrity of access controls designed to protect confidential operational data. The vulnerability manifests in improper authorization checks for certain HTTP requests, creating a pathway for unauthorized actors to access event log entries and other technical information that should remain restricted to authorized personnel only.
The technical implementation flaw stems from insufficient validation of user permissions during specific HTTP request processing within the IBM Financial Transaction Manager framework. This authorization bypass occurs when the system fails to properly verify that incoming requests originate from authenticated and authorized users with appropriate clearance levels. The vulnerability is particularly concerning because it affects the SWIFT system integration components where sensitive transaction data and system logs are stored. Attackers can exploit this weakness to retrieve event log entries that contain detailed information about system operations, transaction processing, and potential security incidents that could be leveraged for further exploitation or analysis.
The operational impact of this vulnerability extends beyond simple information disclosure, as it creates potential opportunities for attackers to gain deeper insights into the target environment's operational structure and security posture. Event log entries typically contain valuable metadata about system behavior, user activities, and transaction patterns that can be used to craft more sophisticated attacks or identify additional vulnerabilities within the broader IBM Financial Transaction Manager ecosystem. This unauthorized access to technical information could enable adversaries to understand system configurations, identify potential attack vectors, and develop targeted strategies for compromising the financial transaction processing infrastructure.
Organizations utilizing IBM Financial Transaction Manager 3.2.4 should prioritize immediate remediation through the application of available security patches provided by IBM. The vulnerability aligns with CWE-285, which addresses improper authorization issues in software systems, and represents a clear violation of the principle of least privilege that should govern all access control mechanisms within financial transaction processing environments. Security teams must also implement enhanced monitoring of HTTP request patterns and access logs to detect potential exploitation attempts. The ATT&CK framework categorizes this vulnerability under privilege escalation and credential access techniques, as it enables unauthorized information gathering that could lead to more severe compromise scenarios. Additionally, organizations should conduct comprehensive security assessments of their financial transaction processing environments to identify similar authorization flaws that might exist in other components of their technology stack, particularly given the sensitive nature of SWIFT system integration and the high-value targets within financial services infrastructure.