CVE-2012-4028 in Niagra Ax Framework
Summary
by MITRE
Tridium Niagara AX Framework does not properly store credential data, which allows context-dependent attackers to bypass intended access restrictions by using the stored information for authentication.
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Analysis
by VulDB Data Team • 01/17/2018
The Tridium Niagara AX Framework vulnerability identified as CVE-2012-4028 represents a critical security flaw in how the system handles credential storage and authentication processes. This vulnerability stems from improper handling of authentication data within the framework's architecture, creating a scenario where attacker-controlled contexts can exploit stored credential information to gain unauthorized access. The flaw exists at the intersection of authentication and authorization mechanisms, where the system fails to adequately protect sensitive credential data during its storage lifecycle. The vulnerability specifically impacts environments where the Niagara AX Framework is deployed for building automation and control systems, which often require robust security measures due to their critical infrastructure nature.
The technical implementation of this vulnerability involves the framework's credential management subsystem failing to properly secure authentication tokens or password hashes during storage operations. Attackers can leverage this weakness by first gaining access to a context where the framework is running, then extracting the stored credential information through various means such as memory dumping, file system access, or network interception. The flaw essentially creates a situation where the system's own credential storage mechanisms become attack vectors rather than protective barriers. This type of vulnerability is classified under CWE-522 as "Insufficiently Protected Credentials" and represents a direct violation of authentication security principles where sensitive data is not adequately encrypted or protected during storage phases.
The operational impact of this vulnerability extends beyond simple unauthorized access, as it can enable attackers to escalate privileges and move laterally within networks that rely on Niagara AX Framework for building automation and control. In industrial control systems environments, this vulnerability can result in complete system compromise, allowing attackers to manipulate critical infrastructure operations, access sensitive operational data, or disrupt essential services. The context-dependent nature of the attack means that the vulnerability may only be exploitable under specific conditions, but once triggered, it can provide persistent access to authenticated system components. This vulnerability directly aligns with ATT&CK technique T1078 for Valid Accounts and T1566 for Phishing, as it enables attackers to leverage legitimate credentials obtained through compromised storage mechanisms.
Organizations affected by this vulnerability should implement immediate mitigation strategies including enhanced credential protection measures, regular security assessments of framework components, and monitoring for unauthorized access attempts. The recommended approach involves deploying proper encryption for stored credentials, implementing secure credential management practices, and establishing robust access control policies that minimize the attack surface. System administrators should also consider network segmentation, regular credential rotation, and enhanced logging mechanisms to detect potential exploitation attempts. Additionally, upgrading to patched versions of the Niagara AX Framework and implementing proper security hardening procedures will help address the underlying storage vulnerability. The incident response plan should include specific procedures for credential recovery and system re-authentication to ensure complete remediation of the compromised authentication state.