High severity7.5NVD Advisory· Published Sep 14, 2021· Updated Jun 17, 2026
CVE-2021-23034
CVE-2021-23034
Description
On BIG-IP version 16.x before 16.1.0 and 15.1.x before 15.1.3.1, when a DNS profile using a DNS cache resolver is configured on a virtual server, undisclosed requests can cause the Traffic Management Microkernel (TMM) process to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Affected products
2- F5/BIG-IPdescription
Patches
Vulnerability mechanics
References
1- support.f5.com/csp/article/K30523121nvdVendor Advisory
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