Last Modified: Nov 07, 2022
Affected Product:
See more info
BIG-IP AFM, Install/Upgrade
Known Affected Versions:
14.0.0, 14.0.0.1, 14.0.0.2, 14.0.0.3, 14.0.0.4, 14.0.0.5, 14.0.1, 14.0.1.1, 14.1.0, 14.1.0.1, 14.1.0.2, 14.1.0.3, 14.1.0.5, 14.1.0.6, 14.1.2, 14.1.2.1, 14.1.2.2, 14.1.2.3, 14.1.2.4, 14.1.2.5, 14.1.2.6, 14.1.2.7, 14.1.2.8, 14.1.3, 14.1.3.1, 14.1.4, 14.1.4.1, 14.1.4.2, 14.1.4.3, 14.1.4.4, 14.1.4.5, 15.0.0, 15.0.1, 15.0.1.1, 15.0.1.2, 15.0.1.3, 15.0.1.4
Fixed In:
15.1.0, 14.1.4.6
Opened: Jul 24, 2019
Severity: 3-Major
Clients report that DNS TXT queries are not working. In /var/log/ltm, you see the following error: DOS attack start was detected for vector TXT query DOS.
DNS DoS detection and mitigation is not functioning correctly.
This can occur when DNS profile DoS vectors are enabled. It can be encountered after upgrading.
None.
DNS DoS profile vectors are now detected correctly.
