VULNERABILITY INTELLIGENCE
CVE-2021-25214
CVSS score6.5 MEDIUM
EPSS probability6.40%
CISA KEVNot currently listed
Published2021-04-29
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Description
In BIND 9.8.5 -> 9.8.8, 9.9.3 -> 9.11.29, 9.12.0 -> 9.16.13, and versions BIND 9.9.3-S1 -> 9.11.29-S1 and 9.16.8-S1 -> 9.16.13-S1 of BIND 9 Supported Preview Edition, as well as release versions 9.17.0 -> 9.17.11 of the BIND 9.17 development branch, when a vulnerable version of named receives a malformed IXFR triggering the flaw described above, the named process will terminate due to a failed assertion the next time the transferred secondary zone is refreshed.
Weakness classification
- nvd@nist.gov: CWE-617
Primary references
- security-officer@isc.org — Mailing List, Third Party Advisory
- security-officer@isc.org — Mailing List, Third Party Advisory
- security-officer@isc.org — Mailing List, Third Party Advisory
- security-officer@isc.org — Mailing List, Third Party Advisory
- security-officer@isc.org — Patch, Third Party Advisory
- security-officer@isc.org — Vendor Advisory
- security-officer@isc.org — Mailing List, Third Party Advisory
- security-officer@isc.org
- security-officer@isc.org
- security-officer@isc.org — Third Party Advisory
- security-officer@isc.org — Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Mailing List, Third Party Advisory