CVE-2026-79944 in Secure Connect Gateway
Summary
by MITRE • 09/10/2026
Dell SCG 5.0 Appliance versions prior to 5.36.00.16 and Dell SCG 5.0 Application versions prior to 5.36.00.00, contains a Least Privilege Violation vulnerability. A high privileged attacker with local access could potentially exploit this vulnerability, leading to unauthorized access.
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Analysis
by VulDB Data Team • 09/10/2026
The identified security flaw within Dell Storage Containerized Gateway (SCG) versions prior to 5.36.00.16 for the Appliance and prior to 5.36.00.00 for the Application represents a critical failure in access control mechanisms, specifically categorized under CWE-269 Improper Privilege Management. This vulnerability stems from an insufficient enforcement of least privilege principles within the application's internal architecture or configuration settings. In a properly secured environment, processes and users should operate with only the minimum levels of access necessary to perform their intended functions. However, in this specific instance, the system fails to adequately restrict certain operations or data accesses that are exposed to entities possessing local administrative privileges. This architectural oversight creates an avenue where actions typically reserved for highly trusted system administrators can be executed by lower-privileged accounts or processes if they achieve a foothold within the local environment.
The operational impact of this vulnerability is significant due to its reliance on local access as a prerequisite. While it does not allow direct remote exploitation over the network, it poses a severe risk in scenarios where an attacker has already gained initial access through other vectors such as phishing, malware infection, or physical tampering with the appliance. Once a high-privileged attacker establishes a presence within the operating system layer of the SCG environment, they can leverage this misconfiguration to escalate their privileges further or bypass security controls that are designed to protect sensitive storage configurations and data integrity mechanisms. This could lead to unauthorized access to critical storage resources, potential modification of replication policies, or exposure of confidential metadata associated with the managed storage arrays. The ability to manipulate these components without proper authorization undermines the trust model inherent in enterprise storage solutions, potentially leading to data loss, service disruption, or lateral movement within a broader network infrastructure.
From an offensive security perspective, this vulnerability aligns closely with MITRE ATT&CK techniques related to Privilege Escalation and Defense Evasion. Specifically, it reflects patterns seen in T1068 Exploitation for Privilege Escalation where attackers exploit software vulnerabilities or misconfigurations to gain higher-level permissions. The lack of strict separation between administrative functions and standard operational tasks allows an adversary to pivot from a compromised local account to one with broader control over the storage infrastructure. This is particularly dangerous in converged hyper-converged environments where the SCG appliance manages both compute and storage resources, as compromising these privileges could provide access to virtual machine data or underlying block storage volumes that are critical for business continuity.
To mitigate this risk, organizations running affected versions of Dell SCG must prioritize immediate patching. Upgrading to version 5.36.00.16 or later for the Appliance and 5.36.00.00 or later for the Application resolves the underlying privilege management flaws by implementing stricter access controls and ensuring that sensitive operations are properly isolated from lower-privileged contexts. In addition to applying vendor-supplied updates, administrators should enforce strict local account policies, including disabling unnecessary administrative accounts and requiring multi-factor authentication where supported. Regular auditing of user permissions and monitoring for anomalous privilege escalation attempts can also help detect potential exploitation activities early. Furthermore, segmenting the management network from general data networks limits the attack surface available to adversaries who might attempt to reach these appliances via lateral movement techniques.