CVE-2026-78482 in Secure Connect Gateway
Summary
by MITRE • 09/09/2026
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 an Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to command execution.
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Analysis
by VulDB Data Team • 09/09/2026
The identified security flaw resides within Dell SCG 5.0 Appliance versions prior to build 5.36.00.16 and the corresponding Application versions prior to 5.36.00.00. This vulnerability is classified as an OS Command Injection, a critical class of software defects where user-supplied input is improperly sanitized before being passed to operating system commands for execution. The core technical issue stems from insufficient validation or encoding of special elements such as shell metacharacters within the application's processing logic. When the vulnerable component processes specific inputs without adequate neutralization, it allows an attacker to inject arbitrary command sequences that are subsequently interpreted and executed by the underlying host operating system rather than being treated strictly as data.
The operational impact of this vulnerability is severe due to its potential for remote code execution at the OS level. Although exploitation requires a low-privileged attacker with local access, the resulting compromise grants the adversary significant control over the affected appliance. By leveraging command injection, an attacker can execute system commands with the privileges of the application process, which often includes elevated rights depending on how the service is configured. This capability enables the extraction of sensitive data, modification or deletion of critical files, and potentially serves as a pivot point for further lateral movement within the network infrastructure. The presence of this flaw undermines the integrity and confidentiality guarantees provided by the storage container platform.
From a classification perspective, this vulnerability aligns with Common Weakness Enumeration identifier CWE-78, which defines Improper Neutralization of Special Elements used in an OS Command. It also maps to MITRE ATT&CK technique T1059, specifically subtechnique 003 for command and scripting interpreter abuse. The attack vector involves the attacker providing crafted input that bypasses existing validation checks, allowing malicious payloads such as semicolons or pipe characters to terminate legitimate commands and initiate new ones. This behavior is characteristic of injection flaws where trust boundaries are incorrectly assumed between user inputs and system execution contexts.
Mitigation strategies focus primarily on immediate patching and long-term secure coding practices. The most effective remediation is to upgrade the Dell SCG 5.0 Appliance to version 5.36.00.16 or later, and ensure the Application component is updated to version 5.36.00.00 or higher, as these releases contain fixes for this specific injection flaw. In environments where immediate patching is not feasible, administrators should implement strict input validation rules that whitelist allowed characters rather than relying on blacklist approaches which are prone to bypasses. Additionally, applying the principle of least privilege by running application services with minimal necessary permissions can reduce the impact if an injection attempt succeeds. Regular security audits and static code analysis tools configured to detect OS command injection patterns are recommended to prevent similar vulnerabilities in future software updates.