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Cleartext Transmission of Sensitive Information

CVE-2021-28509

Medium
6.1/10

Summary

This advisory documents the impact of an internally found vulnerability in Arista EOS state streaming telemetry agent TerminAttr and OpenConfig transport protocols. The impact of this vulnerability is that, in certain conditions, TerminAttr might leak MACsec sensitive data in clear text in CVP to other authorized users, which could cause MACsec traffic to be decrypted or modified by other authorized users on the device.

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

CWE-319 - Cleartext Transmission of Sensitive Information

The software transmits sensitive or security-critical data in cleartext in a communication channel that can be sniffed by unauthorized actors.

References

Advisory Timeline

  • Published