AUGUST 4, 2026
Live Feed
Back to database
Case File

CVE-2021-25215

HIGH · CVSS 7.5 EPSS 11.39%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-04-29 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.5. Its EPSS score suggests a 11.4% probability of exploitation in the next 30 days.

CVE
CVE-2021-25215
Severity
HIGH
CVSS
7.5
EPSS
11.39%

Original NVD Description

In BIND 9.0.0 -> 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 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 query for a record triggering the flaw described above, the named process will terminate due to a failed assertion check. The vulnerability affects all currently maintained BIND 9 branches (9.11, 9.11-S, 9.16, 9.16-S, 9.17) as well as all other versions of BIND 9.

Related CVEs

Other vulnerabilities affecting the same vendor(s)