Improper Certificate Validation Vulnerability in Dell SCG Appliance
CVE-2026-79943

4.8MEDIUM

Key Information:

Vendor

Dell
Status
Secure Connect Gateway 5.0 - Application
Secure Connect Gateway 5.0 - Appliance
Vendor
CVE Published:
7 September 2026

What is CVE-2026-79943?

The Dell SCG 5.0 Appliance and associated applications prior to specific versions exhibit a vulnerability characterized by improper validation of certificates, particularly in the context of host mismatches. This security flaw allows unauthenticated remote attackers to exploit the system, potentially bypassing established protection mechanisms. It is crucial for users operating affected versions to apply necessary updates to mitigate the risks associated with this vulnerability.

Affected Version(s)

Secure Connect Gateway 5.0 - Appliance 0 < 5.36.00.16 or later

Secure Connect Gateway 5.0 - Application 0 < 5.36.00.00 or later

References

https://www.dell.com/support/kbdoc/en-in/000503426/dsa-20...
vendor-advisory

CVSS V3.1

Score:
4.8
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.