Last Modified: Jul 12, 2023
Affected Product(s):
BIG-IP Install/Upgrade, LTM
Fixed In:
12.1.0
Opened: Sep 17, 2013 Severity: 2-Critical
When upgrading a BIG-IP from v12.1.0 to v12.1.0 or later, the Cookie Persistence Encryption setting may be modified as follows: -- If Cookie Persistence Encryption is set to 'Preferred' and a Passphrase is in use, it will be changed to 'Required'. -- If Cookie Persistence Encryption is set to 'Preferred' or 'Required' and a Passphrase is not in use, it will be changed to 'Off'. In the latter case, a warning will be emitted to /var/log/ltm.
The Cookie Persistence Encryption setting may be modified unexpectedly during an upgrade.
Cookie Persistence Encryption in use, and one of the following conditions is true: -- Cookie Persistence Encryption is set to 'Preferred' and a Passphrase is in use. -- Cookie Persistence Encryption is set to 'Preferred' or 'Required' and a Passphrase is not in use.
Change the Cookie Persistence Encryption setting back to the preferred value.
None