CVE-2021-25218
Published: August 31, 2023Last modified: August 31, 2023
Description
In BIND 9.16.19, 9.17.16. Also, version 9.16.19-S1 of BIND Supported Preview Edition When a vulnerable version of named receives a query under the circumstances described above, the named process will terminate due to a failed assertion check. The vulnerability affects only BIND 9 releases 9.16.19, 9.17.16, and release 9.16.19-S1 of the BIND Supported Preview Edition.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.5 |
| Attack Vector | NETWORK |
| Attack complexity | LOW |
| Privileges required | NONE |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | NONE |
| Integrity impact | NONE |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | bind | Not affected (9.18.16-r0) |
| Stream | bind | Not affected (9.18.18-r0) |
References
- http://www.openwall.com/lists/oss-security/2021/08/18/3
- http://www.openwall.com/lists/oss-security/2021/08/20/2
- https://kb.isc.org/v1/docs/cve-2021-25218
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZPJCLGSR4BTGFLBLGIE5TEQP2SNJKGVL/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/ZPJCLGSR4BTGFLBLGIE5TEQP2SNJKGVL/
- https://security.netapp.com/advisory/ntap-20210909-0002/