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Cleartext Transmission of Sensitive Information

CVE-2021-23018

High
7.4/10

Summary

Intra-cluster communication does not use TLS. The services within the NGINX Controller 3.x before 3.4.0 namespace are using cleartext protocols inside the cluster.

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