Bug ID 1429717: APM as oAuth AS intermittently returning HTTP/1.1 400 Bad Request

Last Modified: Apr 28, 2025

Affected Product(s):
BIG-IP APM(all modules)

Known Affected Versions:
15.1.1, 15.1.2, 15.1.2.1, 15.1.3, 15.1.3.1, 15.1.4, 15.1.4.1, 15.1.5, 15.1.5.1, 15.1.6, 15.1.6.1, 15.1.7, 15.1.8, 15.1.8.1, 15.1.8.2, 15.1.9, 15.1.9.1, 15.1.10, 15.1.10.2, 15.1.10.3, 15.1.10.4, 15.1.10.5, 15.1.10.6, 16.1.0, 16.1.1, 16.1.2, 16.1.2.1, 16.1.2.2, 16.1.3, 16.1.3.1, 16.1.3.2, 16.1.3.3, 16.1.3.4, 16.1.3.5, 16.1.4, 16.1.4.1, 16.1.4.2, 16.1.4.3, 16.1.5, 16.1.5.1, 16.1.5.2, 17.0.0, 17.0.0.1, 17.0.0.2, 17.1.0, 17.1.0.1, 17.1.0.2, 17.1.0.3, 17.1.1, 17.1.1.1, 17.1.1.2, 17.1.1.3, 17.1.1.4

Fixed In:
17.5.0, 17.1.2

Opened: Dec 10, 2023

Severity: 1-Blocking

Symptoms

BIG-IP configured as oAuth AS on a VIPRION environment intermittently, the oAuth token request (POST /f5-oauth2/v1/token) fails with 400 Bad Request. Following is an example APM logs error: "Error Code (invalid_request) Error Description (Invalid parameter (auth_code).)"

Impact

Authentication failed, unable to reach back-end resources.

Conditions

BIG-IP configured as oAuth AS.

Workaround

None

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips