PT-2026-63412 · Isc+3 · Bind 9+3
CVE-2026-10723
·
Published
2026-07-22
·
Updated
2026-08-19
CVSS v3.1
6.8
Medium
| Vector | AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:N |
Name of the Vulnerable Software and Affected Versions
BIND 9 versions 9.18.0 through 9.18.50
BIND 9 versions 9.20.0 through 9.20.24
BIND 9 versions 9.21.0 through 9.21.23
BIND 9 versions 9.11.3-S1 through 9.18.50-S1
BIND 9 versions 9.20.9-S1 through 9.20.24-S1
Description
BIND may accept incorrect child-zone NSEC3 records as valid. This flaw could allow an attacker to forge authenticated NXDOMAIN responses. NXDOMAIN is a DNS response indicating that the requested domain name does not exist.
Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Improper Verification of Cryptographic Signature
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Weakness Enumeration
Related Identifiers
Affected Products
Bind 9
Linuxmint
Rocky Linux
Ubuntu