CVE-2021-25218

PoC —

CVSS 3.1

7.5 high

EPSS

4%p89

Published

Aug 18, 2021 (Aug 18, 2021)

Modified

Jun 17, 2026

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.

Vendors: isc fedoraproject
Products: bind, fedora
Weakness: CWE-617
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (3.6%)

In the news1 stories

Internet Systems Consortium (ISC) fixes High

Security AffairsAug 20, 16:02 UTC · Aug 20, 2021Vulnerability CVE-2021-25218