Vulnerabilities > CVE-2021-23032 - Unspecified vulnerability in F5 Big-Ip Domain Name System

CVSS 7.5 - HIGH

Attack vector

NETWORK

Attack complexity

LOW

Privileges required

NONE

Confidentiality impact

NONE

Integrity impact

NONE

Availability impact

HIGH

network

low complexity

NVD

Published: 2021-09-14

Updated: 2021-09-27

Summary

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.

Vulnerable Configurations

Part	Description	Count
Application	F5 F5 BIG IP Domain Name System 12.1.0 F5 BIG IP Domain Name System 12.1.1 F5 BIG IP Domain Name System 12.1.2 F5 BIG IP Domain Name System 12.1.3 F5 BIG IP Domain Name System 12.1.3.1 F5 BIG IP Domain Name System 12.1.3.2 F5 BIG IP Domain Name System 12.1.3.3 F5 BIG IP Domain Name System 12.1.3.4 F5 BIG IP Domain Name System 12.1.3.5 F5 BIG IP Domain Name System 12.1.3.6 F5 BIG IP Domain Name System 12.1.3.7 F5 BIG IP Domain Name System 12.1.4 F5 BIG IP Domain Name System 12.1.4.1 F5 BIG IP Domain Name System 12.1.4.1.0.97.6 F5 BIG IP Domain Name System 12.1.4.2 F5 BIG IP Domain Name System 12.1.5 F5 BIG IP Domain Name System 12.1.5.1 F5 BIG IP Domain Name System 12.1.5.2 F5 BIG IP Domain Name System 12.1.5.3 F5 BIG IP Domain Name System 13.1.0 F5 BIG IP Domain Name System 13.1.0.0 F5 BIG IP Domain Name System 13.1.0.1 F5 BIG IP Domain Name System 13.1.0.2 F5 BIG IP Domain Name System 13.1.0.3 F5 BIG IP Domain Name System 13.1.0.4 F5 BIG IP Domain Name System 13.1.0.5 F5 BIG IP Domain Name System 13.1.0.6 F5 BIG IP Domain Name System 13.1.0.7 F5 BIG IP Domain Name System 13.1.0.8 F5 BIG IP Domain Name System 13.1.1 F5 BIG IP Domain Name System 13.1.1.1 F5 BIG IP Domain Name System 13.1.1.3 F5 BIG IP Domain Name System 13.1.1.4 F5 BIG IP Domain Name System 13.1.1.5 F5 BIG IP Domain Name System 15.1.0 F5 BIG IP Domain Name System 15.1.0.1 F5 BIG IP Domain Name System 15.1.0.2 F5 BIG IP Domain Name System 15.1.0.3 F5 BIG IP Domain Name System 15.1.0.4 F5 BIG IP Domain Name System 15.1.0.5 F5 BIG IP Domain Name System 15.1.1 F5 BIG IP Domain Name System 15.1.2 F5 BIG IP Domain Name System 15.1.2.1 F5 BIG IP Domain Name System 15.1.3 F5 BIG IP Domain Name System 16.0.0 F5 BIG IP Domain Name System 16.0.1 F5 BIG IP Domain Name System 16.0.1.1 F5 BIG IP Domain Name System 16.1.0 F5 BIG IP Domain Name System 14.1.0.3 F5 BIG IP Domain Name System 14.1.2-0.0.37 F5 BIG IP Domain Name System 14.1.2-0.89.37 F5 BIG IP Domain Name System 14.1.2.1-0.0.4 F5 BIG IP Domain Name System 14.1.2.1.0.14.4 F5 BIG IP Domain Name System 14.1.2.1.0.16.4 F5 BIG IP Domain Name System 14.1.2.1.0.34.4 F5 BIG IP Domain Name System 14.1.2.1.0.46.4 F5 BIG IP Domain Name System 14.1.2.1.0.83.4 F5 BIG IP Domain Name System 14.1.2.1.0.97.4 F5 BIG IP Domain Name System 14.1.2.2-0.0.4 F5 BIG IP Domain Name System 14.1.2.3-0.0.5 F5 BIG IP Domain Name System 14.1.2.5-0.0.3 F5 BIG IP Domain Name System 14.1.2.6 F5 BIG IP Domain Name System 14.1.2.6-0.0.2 F5 BIG IP Domain Name System 14.1.2.7 F5 BIG IP Domain Name System 14.1.2.7-0.0.5 F5 BIG IP Domain Name System 14.1.2.8 F5 BIG IP Domain Name System 14.1.3.1	70

References

https://support.f5.com/csp/article/K45407662