AUGUST 4, 2026
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Case File

CVE-2023-2829

HIGH · CVSS 7.5 EPSS 0.88%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2023-06-21 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.5. It may be remotely exploitable.

CVE
CVE-2023-2829
Severity
HIGH
CVSS
7.5
EPSS
0.88%

Original NVD Description

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 through 9.16.41-S1 and 9.18.11-S1 through 9.18.15-S1.

Related CVEs

Other vulnerabilities affecting the same vendor(s)