UpHeron
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Servers and applications

CVE-2023-5680

If a resolver cache has a very large number of ECS records stored for the same name, the process of cleaning the cache database node for this name can significantly impair query performance. This issue affects BIND 9 versions 9.11.3-S1 through 9.11.37-S1, 9.16.8-S1 through 9.16.45-S1, and 9.18.11-S1 through 9.18.21-S1.

Severity
Medium 5.3
Published
13 Feb 2024
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Sources
NVD

Affected software

SoftwareAffected versions
BIND 9Servers and applications · cpe:a:isc:bind
  • Version 9.18.21-s1
  • Version 9.18.18-s1
  • Version 9.18.11-s1
  • Version 9.16.43-s1
All 27 release lines
  • Version 9.11.3-s1
  • Version 9.11.3-s4
  • Version 9.11.4-s1
  • Version 9.11.5-s3
  • Version 9.11.5-s5
  • Version 9.11.5-s6
  • Version 9.11.6-s1
  • Version 9.11.7-s1
  • Version 9.11.8-s1
  • Version 9.11.12-s1
  • Version 9.11.21-s1
  • Version 9.11.27-s1
  • Version 9.11.29-s1
  • Version 9.11.35-s1
  • Version 9.11.37-s1
  • Version 9.16.8-s1
  • Version 9.16.11-s1
  • Version 9.16.12-s1
  • Version 9.16.13-s1
  • Version 9.16.14-s1
  • Version 9.16.21-s1
  • Version 9.16.32-s1
  • Version 9.16.36-s1
  • Version 9.16.43-s1
  • Version 9.18.11-s1
  • Version 9.18.18-s1
  • Version 9.18.21-s1

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2023-5680
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2023-5680