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Use of a Broken or Risky Cryptographic Algorithm

CVE-2019-11323

Medium
4.3/10

Summary

HAProxy before 1.9.7 mishandles a reload with rotated keys, which triggers use of uninitialized, and very predictable, HMAC keys. This is related to an include/types/ssl_sock.h error.

  • MEDIUM
  • NETWORK
  • NONE
  • NONE
  • PARTIAL
  • NONE

CWE-327 - Use of a Broken or Risky Cryptographic Algorithm

The use of a broken or risky cryptographic algorithm is an unnecessary risk that may result in the exposure of sensitive information.

References

Advisory Timeline

  • Published