Secure Connect Gateway 5.0 - Application: Use of Incorrect Operator
CVE-2026-79643 is a high-severity use of incorrect operator vulnerability in Secure Connect Gateway 5.0 - Application from Dell, with a CVSS 3.1 base score of 7.3 out of 10. It can be exploited remotely over the network by an unauthenticated attacker, without any action from a user. The record lists version 5.36.00.00 or later as the first without the flaw, so updating Secure Connect Gateway 5.0 - Application to that release or later removes the exposure. There is no confirmed exploitation so far. EPSS estimates a 0.33% chance of exploitation within 30 days, which is low compared with other CVEs.
High severity with no evidence of exploitation so far.
What to do
- Update Secure Connect Gateway 5.0 - Application to 5.36.00.00 or later or a later version.
- Update Secure Connect Gateway 5.0 - Appliance to 5.36.00.16 or later or a later version.
- Update Secure Connect Gateway to 5.36.00.00 or 5.36.00.16, whichever matches your release line, or a later version.
- Read the advisory on dell.com for workarounds and exact fixed builds.
- Until you can update, restrict network access to the affected service so it is not reachable from untrusted networks.
Affected products and versions
| Vendor | Product | Affected versions | Fixed in |
|---|---|---|---|
| Dell | Secure Connect Gateway 5.0 - Application | before 5.36.00.00 or later | 5.36.00.00 or later |
| Dell | Secure Connect Gateway 5.0 - Appliance | before 5.36.00.16 or later | 5.36.00.16 or later |
| Dell | Secure Connect Gateway | before 5.36.00.00; before 5.36.00.16 | 5.36.00.00, 5.36.00.16 |
Version data comes from the organisation that assigned the CVE. Confirm against the vendor advisory before deciding you are unaffected.
How the severity score breaks down
- Attack vector
- NetworkCan be exploited remotely over a network, including the internet.
- Attack complexity
- LowNo special conditions are needed; the attack works reliably.
- Privileges required
- NoneNo account or login is needed.
- User interaction
- NoneNo action by a victim is required.
- Scope
- UnchangedImpact stays within the vulnerable component.
- Confidentiality
- LowSome restricted data can be read.
- Integrity
- LowLimited modification of data is possible.
- Availability
- LowPerformance or availability is reduced.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L. Scored by CNA (emc.com).
Official description
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 Use of Incorrect Operator vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to unauthorized access.
Source: the CVE record as published by its numbering authority, via NVD and CVE.org.
The underlying weakness: Use of Incorrect Operator
The product accidentally uses the wrong operator, which changes the logic in security-relevant ways.
Timeline
- CVE record published.
- CISA published its SSVC assessment (exploitation: none, automatable: yes, technical impact: partial).
- Record last changed materially (score, affected products, status or references).
References
Other vulnerabilities in Secure Connect Gateway 5.0 - Application
- 9.8 Critical severity
- 7.8 High severity
- 7.8 High severity
- 9.8 Critical severity
- 7.8 High severity
- 7.5 High severity
Recent Use of Incorrect Operator vulnerabilities
- 9.8 Critical severity
- 7.5 High severity
- 7.5 High severity
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