CVE-2025-31963 in BigFix IVR
Summary
by MITRE • 01/07/2026
Improper authentication and missing CSRF protection in the local setup interface component in HCL BigFix IVR version 4.2 allows a local attacker to perform unauthorized configuration changes via unauthenticated administrative configuration requests.
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Analysis
by VulDB Data Team • 01/22/2026
The vulnerability identified as CVE-2025-31963 affects the HCL BigFix IVR version 4.2 local setup interface component, representing a critical security weakness that undermines the integrity of administrative operations. This flaw manifests through improper authentication mechanisms and the absence of Cross-Site Request Forgery (CSRF) protection, creating a significant attack surface for local adversaries who can exploit these weaknesses to gain unauthorized access to administrative functions. The local setup interface component serves as a critical entry point for configuration management within the BigFix IVR environment, making this vulnerability particularly concerning for organizations relying on this platform for their operational technology infrastructure.
The technical implementation of this vulnerability stems from inadequate authentication controls within the local setup interface, allowing attackers to submit administrative configuration requests without proper verification of their privileges or identity. Additionally, the complete absence of CSRF protection mechanisms means that malicious actors can potentially manipulate administrative functions through crafted requests that appear legitimate to the system. This combination of weaknesses creates a scenario where local attackers can execute unauthorized changes to system configurations, potentially leading to complete compromise of the BigFix IVR environment. The vulnerability operates at the application level and specifically targets the administrative interface components that handle configuration management tasks, making it particularly dangerous for systems where these interfaces are accessible to local users.
From an operational perspective, this vulnerability exposes organizations to significant risks including unauthorized configuration modifications, potential data integrity compromises, and possible system disruptions that could impact business continuity. Local attackers with access to the system can leverage this weakness to alter critical settings, potentially leading to service degradation or complete system failure. The impact extends beyond simple configuration changes as these modifications can affect the overall security posture of the environment, potentially providing attackers with additional attack vectors or persistence mechanisms. The vulnerability's local nature means that it requires minimal prerequisites for exploitation, making it particularly dangerous in environments where local access is not strictly controlled or monitored.
Organizations should immediately implement mitigations including strengthening authentication mechanisms for the local setup interface, implementing proper CSRF protection measures, and ensuring that administrative interfaces are not accessible to unauthorized local users. The implementation of role-based access controls and privilege separation can significantly reduce the attack surface. Security monitoring should be enhanced to detect unauthorized administrative configuration requests, and regular security assessments should be conducted to identify similar vulnerabilities in related components. This vulnerability aligns with CWE-306 (Missing Authentication for Critical Function) and CWE-352 (Cross-Site Request Forgery) while potentially mapping to ATT&CK techniques involving privilege escalation and persistence mechanisms. System administrators should also consider implementing network segmentation and access controls to limit local access to administrative interfaces, and regularly review system configurations to ensure that security controls remain effective against evolving threats.