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5.3 Medium

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…

Description

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.

Affected products and versions

Product Affected versions Fixed in
BIND 9 9.18 9.18.11-S1 → 9.18.21-S1 No fix stated
BIND 9 9.16 9.16.8-S1 → 9.16.45-S1 No fix stated
BIND 9 9.11 9.11.3-S1 → 9.11.37-S1 No fix stated

References

Timeline

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