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CVE PROGRAM SOURCE RECORD6.8 Medium

CVE-2026-10723

Incorrect acceptance of NSEC3 records

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Status
Published
Published
Updated
Assigning organization
isc

Description

BIND may accept incorrect child-zone NSEC3 records as valid, which could allow an attacker to forge authenticated NXDOMAIN responses. This issue affects BIND 9 versions 9.18.0 through 9.18.50, 9.20.0 through 9.20.24, 9.21.0 through 9.21.23, 9.11.3-S1 through 9.18.50-S1, and 9.20.9-S1 through 9.20.24-S1.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

ISC BIND 9

Default version status: unaffected

  • 9.18.0 to ≤ 9.18.50affected
  • 9.20.0 to ≤ 9.20.24affected
  • 9.21.0 to ≤ 9.21.23affected
  • 9.11.3-S1 to ≤ 9.18.50-S1affected
  • 9.20.9-S1 to ≤ 9.20.24-S1affected

References