CVE-2026-14167 in DVG-IRF1401
Summary
by MITRE • 07/28/2026
A low privileged remote attacker can perform privileged configuration changes reserved for the administrator level including permission management due to incorrect authorization.
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Analysis
by VulDB Data Team • 07/28/2026
This vulnerability represents a critical authorization flaw that allows low-privileged remote attackers to execute administrative-level configuration changes through improper access control mechanisms. The issue stems from inadequate privilege validation within the system's authentication framework, enabling unauthorized users to bypass normal security boundaries and perform operations typically restricted to administrator accounts. Such a weakness creates a significant attack surface where malicious actors can escalate their privileges without proper credentials or authorization, fundamentally undermining the principle of least privilege that forms the cornerstone of secure system design.
The technical implementation of this vulnerability typically involves insufficient input validation and access control checks within the application's backend services or management interfaces. Attackers can exploit this by crafting specific requests or manipulating API endpoints to gain elevated permissions, often through parameter manipulation, session hijacking, or by exploiting insecure direct object references that allow them to directly access administrative functions. This flaw aligns with common weakness enumerations such as CWE-285 which addresses improper authorization in software systems, and maps directly to ATT&CK technique T1078 for valid accounts and privilege escalation through unauthorized access to administrative functions.
The operational impact of this vulnerability extends beyond simple unauthorized access, as it enables attackers to manipulate critical system configurations, modify user permissions, and potentially establish persistent backdoors within the network infrastructure. Organizations may experience data breaches, service disruptions, and complete loss of administrative control over affected systems. The remote nature of the attack means that exploitation can occur from anywhere on the internet without requiring physical access or prior compromise of the internal network, making it particularly dangerous for cloud-based applications and services.
Mitigation strategies must address both immediate remediation and long-term architectural improvements to prevent similar vulnerabilities. Organizations should implement robust role-based access control mechanisms with proper input validation and authentication checks at every layer of the application stack. Regular security testing including penetration testing and code reviews should be conducted to identify authorization gaps, while implementing proper logging and monitoring to detect unauthorized administrative activities. The solution requires comprehensive access control policies that enforce the principle of least privilege, ensuring that users can only access functions and data necessary for their specific roles. Additionally, implementing multi-factor authentication for administrative accounts and regular security training for personnel handling privileged operations will further reduce the risk of exploitation.