CVE-2010-0097: ISC BIND

Medium severity, CVSS 4.3. EPSS: 9.4% chance of exploitation in the next 30 days.

ISC BIND 9.0.x through 9.3.x, 9.4 before 9.4.3-P5, 9.5 before 9.5.2-P2, 9.6 before 9.6.1-P3, and 9.7.0 beta does not properly validate DNSSEC (1) NSEC and (2) NSEC3 records, which allows remote attackers to add the Authenticated Data (AD) flag to a forged NXDOMAIN response for an existing domain.

Affected products

• ISC BIND: version 9.0 only; version 9.0.0 only; version 9.0.1 only; version 9.1 only; version 9.1.0 only; version 9.1.1 only; …

Published 2010-01-22. Last modified 2026-06-16.