Last Modified: Nov 20, 2023
Known Affected Versions:
15.1.3, 126.96.36.199, 15.1.4, 188.8.131.52, 15.1.5, 184.108.40.206, 15.1.6, 220.127.116.11, 15.1.7, 15.1.8, 18.104.22.168, 22.214.171.124
17.1.1, 16.1.4, 15.1.9
Opened: Jun 09, 2021 Severity: 2-Critical
After client completes TLS handshake with BIG-IP, when it sends an empty TLS record (zero-length cleartext), the client BIG-IP SSL connection is terminated.
SSL connection termination is seen in TLS clients.
This is reported on i7800 which has Intel QAT crypto device The issue was not reported on Nitrox crypto based BIG-IP platforms. Issue is not seen when hardware crypto is disabled.
Disable hardware crypto acceleration.