CVE-2020-27721 Information

Description

In versions 16.0.0-16.0.0.1 15.1.0-15.1.1 14.1.0-14.1.3 13.1.0-13.1.3.5 12.1.0-12.1.5.2 and 11.6.1-11.6.5.2 in a BIG-IP DNS / BIG-IP LTM GSLB deployment under certain circumstances the BIG-IP DNS system may stop using a BIG-IP LTM virtual server for DNS response.

CVSS Vector

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

Reference

https://support.f5.com/csp/article/K52035247

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5