CVE-2025-52640 in AION
Summary
by MITRE • 08/13/2026
HCL AION is affected by a vulnerability where the shared storage used by product components is architected without sufficient access separation. Processes sharing the storage may be able to access or modify files beyond their intended scope, potentially resulting in unintended behavior or security impact under certain conditions.
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Analysis
by VulDB Data Team • 08/13/2026
The vulnerability in HCL AION stems from inadequate architectural design of shared storage systems that fail to implement proper access control mechanisms between different product components. This fundamental flaw creates a critical security weakness where multiple processes operating within the same system can potentially access or modify files that fall outside their designated operational boundaries. The architecture lacks sufficient isolation controls that would normally prevent cross-component data leakage or unauthorized modifications, creating an environment where legitimate processes might inadvertently or maliciously compromise system integrity.
This vulnerability operates at the intersection of several security principles and can be categorized under CWE-284 Access Control Issues, specifically addressing insufficient access separation in shared storage environments. The flaw represents a classic case of privilege escalation through improper resource isolation, where the system's trust model fails to enforce proper boundaries between components that should operate independently. From an operational standpoint, this vulnerability creates potential attack vectors for both internal and external threat actors who might exploit the weak access controls to gain unauthorized access to sensitive data or manipulate system files beyond their intended scope.
The security implications extend beyond simple data access violations and can result in cascading failures throughout the system. When processes share storage without proper separation mechanisms, an attacker who compromises one component could potentially use that access to navigate to other components' data stores, effectively breaking down the security perimeter that should exist between different system modules. This type of vulnerability aligns with ATT&CK technique T1078 Valid Accounts, as it allows for privilege escalation through legitimate system access paths that should be restricted. The impact can range from data corruption and unauthorized information disclosure to complete system compromise depending on the nature of the shared resources and the privileges of the compromised processes.
Organizations using HCL AION must implement immediate mitigations including enhanced access control policies, proper storage partitioning, and regular security audits to identify unauthorized cross-component access patterns. The recommended approach involves establishing clear separation boundaries between components through proper file system permissions, implementing mandatory access controls, and deploying monitoring solutions that can detect anomalous access patterns. Additionally, system administrators should conduct thorough risk assessments to identify all shared storage locations and ensure that appropriate isolation mechanisms are in place to prevent unauthorized data access or modification. These measures align with security frameworks such as NIST SP 800-53 and ISO 27001 requirements for information system security controls, particularly focusing on access control and system integrity protections.