Bug ID 744532: Websso fails to decrypt secured session variables

Last Modified: Jan 20, 2023

Bug Tracker

Affected Product:  See more info
BIG-IP APM(all modules)

Known Affected Versions:
13.1.0, 13.1.0.1, 13.1.0.2, 13.1.0.3, 13.1.0.4, 13.1.0.5, 13.1.0.6, 13.1.0.7, 13.1.0.8, 13.1.1, 13.1.1.2, 13.1.1.3, 13.1.1.4, 13.1.1.5, 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, 14.1.4.6, 14.1.5, 14.1.5.1, 14.1.5.2, 14.1.5.3

Fixed In:
13.1.3

Opened: Sep 19, 2018
Severity: 3-Major

Symptoms

Whenever websso tries to decrypt secure session variables, the following error is seen /var/log/apm: Aug 15 21:36:25 abcd err websso.0[20421]: 014d0028:3: /Common/Test_PRP:Common:2b8e7abc: Master Decrypt failed for user test with error 'ckDecrypt: invalid ciphertext' Aug 15 21:36:25 abcd info websso.0[20421]: 014d0009:6: /Common/Test_PRP:Common:2b8e7abc: Websso basic authentication for user 'test' using config '/Common/sso_test_obj'

Impact

Single Sign-On (SSO) won't work correctly.

Conditions

- Per-req policy is attached to virtual server. - Secure subsession variables are assigned to session variables using Variable Assign Agent in per-req policy. - SSO Configuration Select agent is used in per-req policy.

Workaround

There is no workaround at this time.

Fix Information

None

Behavior Change