CVEvulnerability

CVE-2021-23032

7.5 HIGH Published 2021-09-14 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2021-09-14
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0 ([email protected])
4.3 MEDIUM — AV:N/AC:M/Au:N/C:N/I:N/A:P
Weaknesses
CWE-20

Description

On version 16.x before 16.1.0, 15.1.x before 15.1.3.1, 14.1.x before 14.1.4.4, and all versions of 13.1.x and 12.1.x, when a BIG-IP DNS system is configured with non-default Wide IP and pool settings, undisclosed DNS responses can cause the Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Affected configurations

• f5 big-ip domain name system (>= 12.1.0 <= 12.1.6) • f5 big-ip domain name system (>= 13.1.0 <= 13.1.4) • f5 big-ip domain name system (>= 14.1.0 < 14.1.4.4) • f5 big-ip domain name system (>= 15.1.0 < 15.1.3.1) • f5 big-ip domain name system (>= 16.0.0 < 16.1.0)

Related

Weakness · CWE (1)

  • CWE-20 Improper Input Validation weakness

References