CVE-2017-20234
Critical
Description
GarrettCom Magnum 6K and 10K managed switches contain an authentication bypass vulnerability that allows unauthenticated attackers to gain unauthorized access by exploiting a hardcoded string in the authentication mechanism. Attackers can bypass login controls to access administrative functions and sensitive switch configuration without valid credentials.
SeverityCritical
CVSS9.8
Exploit probability—
ProductGarrettCom Magnum 6K and 10K Managed Switches
PublishedApr 3, 2026
First seenApr 3, 2026
Weakness typeCWE-798Hard-coded credentials
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Belden GarrettCom Magnum 6K and 10K Managed Switches | v ≤ 4.6.0, v ≤ 4.7.6 | — |
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