CVE-2017-20234

CRITICAL

GarrettCom Magnum 6K and 10K Authentication Bypass via Hardcoded String

Title source: cna
STIX 2.1

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.

Scores

CVSS v3 9.8
EPSS 0.0046
EPSS Percentile 36.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact total

Details

CWE
CWE-798
Status published
Products (3)
Belden/GarrettCom Magnum 6K and 10K Managed Switches < 4.6.0
Belden/GarrettCom Magnum 6K and 10K Managed Switches < 4.7.6
Belden/GarrettCom Magnum 6K and 10K Managed Switches 4.7.7
Published Apr 03, 2026
Tracked Since Apr 04, 2026