CVE-2026-79966 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 Insertion of Sensitive Information into Log File vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to information exposure.
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Analysis
by VulDB Data Team • 09/09/2026
The identified security flaw resides within the Dell Storage Containerized Gateway software, specifically affecting versions prior to 5.36.00.16 for the appliance and prior to 5.36.00.00 for the application component. This vulnerability is classified as an Insertion of Sensitive Information into Log File, which corresponds directly to Common Weakness Enumeration identifier CWE-532. The core technical issue involves improper sanitization or filtering mechanisms within the logging subsystem of the SCG software. When specific inputs are processed by the application, sensitive data such as authentication tokens, session identifiers, internal IP addresses, or potentially user credentials is written verbatim into log files without adequate masking or encryption. This failure to redact critical information represents a fundamental lapse in secure coding practices regarding data handling and output generation.
The operational impact of this vulnerability is significant for organizations relying on Dell SCG 5.0 for their storage infrastructure management. Because the flaw requires local access, it implies that an attacker must first gain foothold within the system environment at a low-privileged user level to exploit this condition. Once such access is achieved, the attacker can monitor or read the log files generated by the application. The exposure of sensitive information in these logs facilitates further reconnaissance and lateral movement within the network. Attackers can leverage exposed session tokens or credentials to escalate privileges, impersonate legitimate users, or bypass authentication mechanisms for other services that share trust relationships with the SCG appliance. This effectively transforms a low-impact local issue into a potential pathway for high-severity compromise of the broader storage environment.
From an adversarial perspective, this vulnerability aligns with ATT&CK technique T1078, Valid Accounts, as it aids in maintaining persistent access through stolen credentials or tokens found in logs. It also relates to T1530, Data from Local System, where attackers exfiltrate data stored on the local system for later use. The presence of sensitive information in plaintext log files violates basic principles of defense-in-depth and least privilege, as it allows lower-privileged entities to access high-value secrets that should be protected by stricter access controls or cryptographic safeguards.
To mitigate this risk, administrators must immediately upgrade Dell SCG 5.0 Appliance versions to 5.36.00.16 or later and Application versions to 5.36.00.00 or later, as these releases contain the necessary patches for input validation and log sanitization logic. In addition to patching, organizations should implement strict file system permissions on all log directories to ensure that only authorized service accounts can write logs and highly privileged administrators can read them, preventing low-privileged users from accessing sensitive output. Furthermore, implementing centralized logging solutions with built-in data masking capabilities or regular rotation policies can reduce the window of exposure for any residual sensitive data. Security teams should also audit existing log files on affected systems to identify if any sensitive information was previously exposed and rotate any compromised credentials immediately.