CVE-2021-23034

HighCVSS 7.5/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-20CWE-668

Affected software

VendorProductVersions
n/aBIG-IP16.x before 16.1.0 and 15.1.x before 15.1.3.1

References

Timeline

Published
Sep 14, 2021
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2021

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CVE-2021-23034: High severity, CVSS 7.5 | Vulnix