Published: 21/06/2023 Updated: 03/07/2023

CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9

VMScore: 0

A `named` instance configured to run as a DNSSEC-validating recursive resolver with the Aggressive Use of DNSSEC-Validated Cache (RFC 8198) option (`synth-from-dnssec`) enabled can be remotely terminated using a zone with a malformed NSEC record. This issue affects BIND 9 versions 9.16.8-S1 up to and including 9.16.41-S1 and 9.18.11-S1 up to and including 9.18.15-S1.

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DescriptionThe MITRE CVE dictionary describes this issue as: A `named` instance configured to run as a DNSSEC-validating recursive resolver with the Aggressive Use of DNSSEC-Validated Cache (RFC 8198) option (`synth-from-dnssec`) enabled can be remotely terminated using a zone with a malformed NSEC record This issue affects BIND 9 versions 9168- ...

NVD-CWE-noinfo https://kb.isc.org/docs/cve-2023-2829 https://security.netapp.com/advisory/ntap-20230703-0010/https://nvd.nist.gov https://access.redhat.com/security/cve/cve-2023-2829

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CVE-2023-2829

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