CVE-2025-46696: Dell SCG Privilege Escalation Vulnerability

CVE-2025-46696 Overview

Dell Secure Connect Gateway (SCG) 5.0 Appliance and Application, versions 5.26 to 5.30, contains an Execution with Unnecessary Privileges vulnerability (CWE-250). A high privileged attacker with local access could potentially exploit this vulnerability, leading to elevation of privileges. This vulnerability affects enterprise environments using Dell SCG for secure remote connectivity and support services.

Critical Impact

A local attacker with high privileges can exploit unnecessary privilege execution to escalate to higher privilege levels, potentially gaining full control over the Dell Secure Connect Gateway appliance.

Affected Products

• Dell Secure Connect Gateway (SCG) 5.0 Appliance - versions 5.26 to 5.30
• Dell Secure Connect Gateway (SCG) 5.0 Application - versions 5.26 to 5.30

Discovery Timeline

• 2026-01-06 - CVE CVE-2025-46696 published to NVD
• 2026-01-08 - Last updated in NVD database

Technical Details for CVE-2025-46696

Vulnerability Analysis

This vulnerability stems from improper privilege management within Dell Secure Connect Gateway. The affected component executes certain operations with more privileges than necessary for the task being performed. When a high-privileged local attacker exploits this flaw, they can leverage the excessive privileges to escalate their access beyond their intended authorization level.

The attack requires local access to the SCG appliance or application and necessitates that the attacker already possess high-level privileges. The attack complexity is considered high, indicating that specific conditions must be met for successful exploitation. Successful exploitation can result in significant impact to confidentiality, integrity, and availability of the affected system.

Root Cause

The root cause is classified as CWE-250: Execution with Unnecessary Privileges. This occurs when software performs operations using privilege levels higher than what is required. In the context of Dell SCG, certain processes or services run with elevated permissions that exceed the minimum necessary for their intended functionality, creating an opportunity for privilege escalation attacks.

Attack Vector

The attack vector for CVE-2025-46696 is local, meaning an attacker must have physical or logical access to the target system. The exploitation scenario requires:

1. The attacker must already have high-privilege access to the Dell SCG system
2. Local access to the appliance or application is mandatory
3. The attacker must identify and target processes running with unnecessary elevated privileges
4. Exploitation allows the attacker to inherit or abuse these excessive privileges

The high attack complexity suggests that exploitation is not straightforward and may require specific system configurations or timing conditions to be successful.

Detection Methods for CVE-2025-46696

Indicators of Compromise

• Unusual privilege escalation events or authentication anomalies on Dell SCG appliances
• Unexpected process execution patterns with elevated privilege levels
• Suspicious administrative activities from accounts that should not require such access
• Log entries indicating privilege-related errors or warnings on affected SCG versions

Detection Strategies

• Monitor Dell SCG system logs for unusual privilege escalation attempts or authentication failures
• Implement file integrity monitoring on critical SCG configuration and binary files
• Deploy endpoint detection and response (EDR) solutions to identify anomalous process behavior
• Establish baseline privilege usage patterns and alert on deviations

Monitoring Recommendations

• Enable comprehensive logging on Dell Secure Connect Gateway appliances
• Configure SIEM correlation rules to detect potential privilege escalation patterns
• Regularly audit user accounts and their privilege levels on SCG systems
• Monitor for unauthorized local access attempts to SCG infrastructure

How to Mitigate CVE-2025-46696

Immediate Actions Required

• Review Dell's security advisory (DSA-2025-390) for complete patch information and guidance
• Identify all Dell Secure Connect Gateway installations running versions 5.26 through 5.30
• Restrict local access to SCG appliances to only authorized personnel
• Implement additional access controls and monitoring until patches can be applied

Patch Information

Dell has released a security update to address this vulnerability. Administrators should review the Dell Security Update Advisory for detailed patching instructions and download links. Update to the latest available version of Dell Secure Connect Gateway that addresses CVE-2025-46696.

Workarounds

• Limit local access to Dell SCG systems to the minimum number of trusted administrators
• Implement network segmentation to isolate SCG appliances from general network traffic
• Apply principle of least privilege for all accounts accessing SCG infrastructure
• Enable enhanced logging and monitoring while awaiting patch deployment

# Configuration example
# Review and restrict local access permissions on Dell SCG
# Consult Dell documentation for specific hardening procedures
# Ensure only authorized administrators have local console access
# Enable audit logging for privilege-related events