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Authentication Bypass by Capture-replay

CVE-2019-20626

Medium
6.5/10

Summary

The remote keyless system on Honda HR-V 2017 vehicles sends the same RF signal for each door-open request, which might allow a replay attack.

  • LOW
  • ADJACENT_NETWORK
  • HIGH
  • UNCHANGED
  • NONE
  • NONE
  • NONE
  • NONE

CWE-294 - Authentication Bypass by Capture-replay

A capture-replay flaw exists when the design of the software makes it possible for a malicious user to sniff network traffic and bypass authentication by replaying it to the server in question to the same effect as the original message (or with minor changes).

References

Advisory Timeline

  • Published