Vulnerability Details CVE-2026-33608
An attacker can send a notify request that causes a new secondary domain to be added to the bind backend, but causes said backend to update its configuration to an invalid one, leading to the backend no longer able to run on the next restart, requiring manual operation to fix it.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 0.3%
CVSS Severity
CVSS v3 Score 7.4
References
Products affected by CVE-2026-33608
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cpe:2.3:a:powerdns:authoritative:4.9.0
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cpe:2.3:a:powerdns:authoritative:4.9.1
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cpe:2.3:a:powerdns:authoritative:4.9.10
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cpe:2.3:a:powerdns:authoritative:4.9.11
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cpe:2.3:a:powerdns:authoritative:4.9.12
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cpe:2.3:a:powerdns:authoritative:4.9.13
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cpe:2.3:a:powerdns:authoritative:4.9.2
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cpe:2.3:a:powerdns:authoritative:4.9.3
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cpe:2.3:a:powerdns:authoritative:4.9.4
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cpe:2.3:a:powerdns:authoritative:4.9.5
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cpe:2.3:a:powerdns:authoritative:4.9.6
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cpe:2.3:a:powerdns:authoritative:4.9.7
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cpe:2.3:a:powerdns:authoritative:4.9.8
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cpe:2.3:a:powerdns:authoritative:4.9.9
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cpe:2.3:a:powerdns:authoritative:5.0.0
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cpe:2.3:a:powerdns:authoritative:5.0.1
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cpe:2.3:a:powerdns:authoritative:5.0.2
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cpe:2.3:a:powerdns:authoritative:5.0.3