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CVE-2026-3592

nvd nist
Published: May 20, 2026Modified: Jul 24, 2026

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5.3
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Exploitability: 3.9 / Impact: 1.4
Source: security-officer@isc.org (Secondary)

Description

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.

Affected (4)

Products: Isc: Bind
Isc
1 product
Bind
Configuration A
4 vulnerable
Vulnerable SoftwareAffected Versions
Isc
Bind
From 9.11.0 to 9.16.50
Bind
From 9.18.0 to 9.18.49
Bind
From 9.20.0 to 9.20.23
Bind
From 9.21.0 to 9.21.22

Related CWEs

CWE-408
Incorrect Behavior Order: Early Amplification
The product allows an entity to perform a legitimate but expensive operation before authentication or authorization has taken place.

References (4)

Source: security-officer@isc.org
Patch
Source: security-officer@isc.org
Patch
Source: security-officer@isc.org
Patch
Source: security-officer@isc.org
Vendor Advisory

Timeline

No history available yet.