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Servers and applications

CVE-2019-6475

Mirror zones are a BIND feature allowing recursive servers to pre-cache zone data provided by other servers. A mirror zone is similar to a zone of type secondary, except that its data is subject to DNSSEC validation before being used in answers, as if it had been looked up via traditional recursion, and when mirror zone data cannot be validated, BIND falls back to using traditional recursion…

Severity
High 7.5
Published
17 Oct 2019
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
1.4% in the next 30 daysHigher than 72% of CVEs. EPSS by FIRST, 10 Nov 2026
Sources
NVD

Affected software

SoftwareAffected versions
BIND 9Servers and applications · cpe:a:isc:bind
  • From 9.14.0 up to 9.14.6
  • From 9.15.0 up to 9.15.4

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2019-6475
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2019-6475