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Observable Discrepancy

CVE-2020-36517

High
7.5/10

Summary

An information leak in Nabu Casa Home Assistant Operating System and Home Assistant Supervised in versions 2020.10.0 through 2022.04.0 allows a DNS operator to gain knowledge about internal network resources via the hardcoded DNS resolver configuration.

  • LOW
  • NETWORK
  • NONE
  • UNCHANGED
  • NONE
  • NONE
  • HIGH
  • NONE

CWE-203 - Observable Discrepancy

The product behaves differently or sends different responses under different circumstances in a way that is observable to an unauthorized actor, which exposes security-relevant information about the state of the product, such as whether a particular operation was successful or not.

References

Advisory Timeline

  • Published