CVE-2017-20234
GarrettCom Magnum 6K and 10K managed switches have a flaw that lets anyone bypass login by using a hard‑coded string. The bug lets attackers gain full administrative control without needing a password.
No official fix yet. If none appears within 45 days of first tracking, this entry is removed automatically.
Who is affected
GarrettCom Magnum 6K and 10K managed switches, used by network administrators in corporate or data‑center environments.
Real-world impact
An attacker who exploits this can log in as an administrator, view or change switch settings, and potentially disrupt network traffic or steal data.
Why this severity
The CVSS score of 9.3 reflects that the vulnerability allows unauthenticated attackers to fully compromise the switch, giving them high confidentiality, integrity, and availability impact with no authentication or user interaction required.
What to do about it
No official fix or mitigation is documented in the sources yet. Monitor the vendor advisory and apply the patch as soon as it is released.
No fix documented in sources
Timeline
- Apr 3, 2026 · Apr 3, 2026PublishedDisclosed and added to the National Vulnerability Database.
- Jul 21, 2026 · 15d agoAdvisory updatedThe NVD record was last revised.