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CVE-2026-3592

CVSS 5.3v3.1pub. 2026-05-20upd. 2026-05-21

BIND resolvers are vulnerable to an amplified resource consumption/exhaustion attack. If a victim resolver makes a query to a specially crafted zone, the resolver will consume disproportionate resources. This issue affects BIND 9 versions 9.11.0 through 9.16.50, 9.18.0 through 9.18.48, 9.20.0 through 9.20.22, 9.21.0 through 9.21.21, 9.11.3-S1 through 9.16.50-S1, 9.18.11-S1 through 9.18.48-S1, and 9.20.9-S1 through 9.20.22-S1.

CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

  • Isc Bind

    APP
    Isc
    9.11.0 – 9.16.509.18.0 – 9.18.49 (bez)9.20.0 – 9.20.23 (bez)9.21.0 – 9.21.22 (bez)
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CHECK WITH VENDOR
No clear patch data available. Check vendor references.
CWE
References

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