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CVE-2021-25215

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CVE-2021-25215

Published: Apr 29, 2021

Modified: Sep 16, 2024

PUBLISHED

CVSS v3.1

7.5

HIGH

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.

VendorProductVersions

ISC

BIND9

affected
Open Source Branches 9.0 through 9.11 9.0.0 through versions before 9.11.30
affected
Open Source Branches 9.12 through 9.16 9.12.0 through versions before 9.16.14
affected
Supported Preview Branches 9.9-S through 9.11-S 9.9.3-S1 through versions before 9.11.30-S1
affected
Supported Preview Branch 9.16-S 9.16.8-S1 through versions before 9.16.14-S1
affected
Development Branch 9.17 9.17.0 through versiosn before 9.17.12

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

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