CVE-2024-22343 in TXSeries for Multiplatforms
Summary
by MITRE • 05/14/2024
IBM TXSeries for Multiplatforms 8.2 allows web pages to be stored locally which can be read by another user on the system. IBM X-Force ID: 280190.
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Analysis
by VulDB Data Team • 01/15/2025
IBM TXSeries for Multiplatforms version 8.2 contains a local file disclosure vulnerability that enables malicious web pages to be stored locally on the system and subsequently accessed by other users with the same system privileges. This vulnerability stems from inadequate access controls and improper file handling mechanisms within the web application framework. The flaw exists in the local storage implementation where web content is not properly isolated between user sessions, creating a potential information disclosure scenario. Attackers can exploit this weakness to gain unauthorized access to sensitive data that should remain private to individual users. The vulnerability is particularly concerning because it operates at the system level where multiple users may share the same machine or environment. This issue falls under the category of insufficient access control as defined by CWE-284, where the system fails to properly enforce access restrictions between different user contexts. The local file storage mechanism lacks proper user isolation, allowing cross-user data leakage. From an operational perspective, this vulnerability can lead to significant security breaches where confidential information such as session tokens, user credentials, or proprietary data becomes accessible to unauthorized individuals. The impact extends beyond simple data exposure since compromised user sessions can potentially lead to privilege escalation or further system compromise. IBM X-Force ID 280190 confirms this vulnerability and highlights its potential for exploitation in multi-user environments. The ATT&CK framework categorizes this issue under privilege escalation and credential access techniques where adversaries leverage weak access controls to obtain unauthorized access to resources. This vulnerability is particularly dangerous in enterprise environments where multiple users share common systems or virtual machines, as it can facilitate lateral movement and persistent access. The technical implementation of the web application framework does not adequately separate user data, creating a path for information leakage that violates fundamental security principles of data isolation. The vulnerability allows for potential exploitation through malicious web content that can be crafted to access or retrieve stored files from other user sessions. System administrators should be particularly concerned about the implications of this vulnerability in shared hosting environments or multi-tenant systems where user isolation is critical. The flaw represents a failure in the principle of least privilege and demonstrates inadequate separation of concerns within the application architecture. Proper implementation of access control mechanisms, including file system permissions and user session isolation, would prevent unauthorized access to local storage resources. This vulnerability underscores the importance of secure coding practices and proper input validation in web application frameworks. The security implications extend beyond immediate data exposure to include potential chain reactions where compromised data can be used to further attack the system or other connected environments. Organizations should implement immediate mitigations including access control hardening, file system permission reviews, and user session isolation improvements to prevent exploitation of this vulnerability. The vulnerability also highlights the need for comprehensive security testing of application frameworks, particularly those handling user-generated content and local storage mechanisms. Regular security audits and penetration testing should be conducted to identify similar access control weaknesses that could compromise system integrity and user privacy.