CVE-2026-78026 in Secure Connect Gateway Policy Manager
Summary
by MITRE • 10/09/2026
Dell Secure Connect Gateway (SCG) Policy Manager, versions prior to 5.34.00.16, contains an Authorization Bypass Through User-Controlled Key vulnerability. A low privileged attacker with remote access could potentially exploit this vulnerability, leading to Elevation of privileges.
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Analysis
by VulDB Data Team • 10/09/2026
The Dell Secure Connect Gateway (SCG) Policy Manager software, specifically versions prior to 5.34.00.16, is susceptible to a critical security flaw classified as an Authorization Bypass Through User-Controlled Key vulnerability. This type of weakness typically arises when an application relies on user-supplied data or identifiers to make access control decisions without adequately validating the integrity or authority associated with that key. In this specific instance, the underlying mechanism allows an attacker who possesses low-privileged remote access credentials to manipulate a key parameter within their requests. By altering this controlled input, the attacker can bypass the intended authorization checks enforced by the Policy Manager's security architecture. This flaw fundamentally undermines the principle of least privilege, which is essential for maintaining secure boundaries between different user roles and administrative functions within enterprise network infrastructure management systems.
From an operational perspective, the exploitation of this vulnerability leads directly to Elevation of Privileges. A low privileged attacker who has established remote access can leverage this bypass to gain unauthorized higher-level permissions that were not originally granted to their account. This escalation allows the adversary to perform actions reserved for administrators or high-privilege users, such as modifying network policies, accessing sensitive configuration data, or potentially disabling security controls within the gateway environment. The impact is severe because it compromises the integrity of the entire management plane associated with the Dell Secure Connect Gateway. Once an attacker achieves elevated privileges, they can manipulate traffic routing rules, intercept communications, or install malicious configurations that persist across system restarts, effectively turning a managed network device into a tool for further lateral movement within the organization's internal network.
This vulnerability aligns closely with Common Weakness Enumeration (CWE) ID 284, which describes Improper Access Control where an actor is able to access or perform actions on resources that they should not be allowed to access or act upon due to a failure in enforcing authorization policies. Furthermore, the exploitation technique maps directly to MITRE ATT&CK techniques related to Privilege Escalation and Defense Evasion. Specifically, it resembles tactics used by adversaries to bypass user account control mechanisms or manipulate authentication tokens to gain higher-level system access. The remote nature of this exploit means that no physical proximity is required, making it a significant risk for organizations relying on cloud-based or remotely managed secure gateways for their perimeter security and identity management services.
To mitigate the risks associated with CVE details pertaining to Dell Secure Connect Gateway Policy Manager versions prior to 5.34.00.16, immediate patching is the primary recommended action. Administrators should upgrade the SCG software to version 5.34.00.16 or later, where this authorization bypass has been addressed by developers through stricter validation of user-controlled keys and enhanced enforcement of role-based access controls. In addition to applying vendor patches, organizations should implement network segmentation strategies that limit remote administrative access to trusted IP addresses only. It is also advisable to enforce multi-factor authentication for all administrative accounts associated with the Policy Manager interface to add an additional layer of verification beyond simple password credentials. Regular auditing of user activity logs and monitoring for anomalous privilege changes can help detect potential exploitation attempts in real-time, ensuring that any unauthorized elevation of privileges is identified before significant damage occurs within the network infrastructure.