Rapid7 Vulnerability & Exploit Database

ISC BIND: A broken inbound incremental zone update (IXFR) can cause named to terminate unexpectedly (CVE-2021-25214)

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ISC BIND: A broken inbound incremental zone update (IXFR) can cause named to terminate unexpectedly (CVE-2021-25214)

Severity
4
CVSS
(AV:N/AC:L/Au:S/C:N/I:N/A:P)
Published
04/29/2021
Created
04/29/2022
Added
04/29/2022
Modified
04/29/2022

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.

Solution(s)

  • upgrade-isc-bind-latest

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