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Insufficient Verification of Data Authenticity

CVE-2019-3807

Low
3.7/10

Summary

An issue has been found in PowerDNS Recursor versions 4.1.x before 4.1.9 where records in the answer section of responses received from authoritative servers with the AA flag not set were not properly validated, allowing an attacker to bypass DNSSEC validation.

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

CWE-345 - Insufficient Verification of Data Authenticity

The software does not sufficiently verify the origin or authenticity of data, in a way that causes it to accept invalid data.

References

Advisory Timeline

  • Published