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Missing Initialization of Resource

CVE-2020-12523

Medium
5.4/10

Summary

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

  • LOW
  • NETWORK
  • NONE
  • UNCHANGED
  • REQUIRED
  • NONE
  • LOW
  • LOW

CWE-909 - Missing Initialization of Resource

The software does not initialize a critical resource.

References

Advisory Timeline

  • Published