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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 …

Critical CVSS 9.8
CVECVE-2017-20234
First seen2026-07-21 08:15 UTC
Disclosed2026-04-03 23:17 UTC
Last updated2026-07-21 08:15 UTC
Channel statusauto

Summary

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.

In-depth triage · Auto channel

No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).

Lint boundary warnings (1)

The following non-blocking warnings were raised during the lint phase of this triage (e.g. reference URLs not yet on the allowlist). They do not affect entry usability and are disclosed for transparency (see DR-002).

  • REF_URL_NOT_ALLOWLISTED url not in allowlist: https://assets.belden.com/m/114be964b4651983/original/Security-Bulletin-MNS-6K-10K-GarrettCom-BSECV-2017-08.pdf

Sources

  • NVD DATABASE

Original Links

Timeline

  1. nvd_ingest NVD