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Vendor Solution
PHOENIX CONTACT recommends all mGuard users to upgrade to the firmware version 8.8.3.
Vendor Workaround
Instead of deactivating by configuration, network cables should be detached from affected switch ports.
Tracking
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| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2020-4825 | On Phoenix Contact mGuard Devices versions before 8.8.3 LAN ports get functional after reboot even if they are disabled in the device configuration. For mGuard devices with integrated switch on the LAN side, single switch ports can be disabled by device configuration. After a reboot these ports get functional independent from their configuration setting: Missing Initialization of Resource |
| Link | Providers |
|---|---|
| https://cert.vde.com/en-us/advisories/vde-2020-046 |
|
No history.
Subscriptions
Status: PUBLISHED
Assigner: CERTVDE
Published:
Updated: 2024-09-16T19:04:46.625Z
Reserved: 2020-04-30T00:00:00.000Z
Link: CVE-2020-12523
No data.
Status : Modified
Published: 2020-12-17T23:15:13.263
Modified: 2026-06-17T02:51:58.110
Link: CVE-2020-12523
No data.
OpenCVE Enrichment
No data.
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CWE-909
Missing Initialization of Resource
EUVD