CVE-2026-14168 in DVG-IRF1401
Summary
by MITRE • 07/28/2026
A low privileged remote attacker can gain administrator privileges due to missing authorization at the insert path of the configuration table resulting in gaining full system access.
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Analysis
by VulDB Data Team • 07/28/2026
This vulnerability represents a critical authorization bypass flaw that allows low privileged remote attackers to escalate their privileges and achieve administrative control over affected systems. The issue manifests specifically within the insert path of a configuration table where proper access controls are absent or improperly implemented. This missing authorization check creates an exploitable pathway that enables unauthorized users to inject malicious data directly into system configuration tables without appropriate authentication or privilege verification.
The technical nature of this vulnerability aligns with CWE-862 which describes insufficient authorization conditions in software systems. When attackers can manipulate configuration tables through insert operations, they effectively gain the ability to modify core system parameters that control access controls, user permissions, and other critical security mechanisms. This type of flaw commonly occurs in applications that fail to implement proper input validation and access control checks at database interaction points, particularly during data insertion operations where developers may assume all incoming data is legitimate.
The operational impact of this vulnerability extends far beyond simple privilege escalation, as it provides attackers with complete system compromise capabilities. Once an attacker successfully exploits this weakness, they can modify configuration settings to disable security features, create backdoor accounts, alter access controls, or manipulate system behavior in ways that maintain persistent access. The remote nature of the attack means that exploitation does not require physical access to the target system, making it particularly dangerous for network-connected applications and services.
From a threat modeling perspective, this vulnerability maps directly to several ATT&CK techniques including T1078 for valid accounts and T1546 for persistence mechanisms. The attacker can leverage this weakness to establish long-term access by modifying system configuration parameters that control authentication and authorization behavior. Security controls such as role-based access control, database view restrictions, and proper input validation should be implemented to prevent unauthorized insertion operations. Organizations should conduct comprehensive security assessments of all database interaction points, particularly focusing on insert and update operations that modify critical system tables.
Mitigation strategies include implementing robust authorization checks at every database interaction point, employing principle of least privilege for database accounts, utilizing parameterized queries to prevent injection attacks, and establishing proper audit trails for configuration changes. Regular security testing including penetration testing and code reviews should specifically target database access controls and configuration table manipulation points. Additionally, implementing database activity monitoring and alerting systems can help detect unauthorized configuration changes that may indicate exploitation attempts.