Bug ID 921773: Diameter initial negotiation is not rejected when no common application is set

Last Modified: Mar 30, 2024

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

Fixed In:
16.1.0, 16.0.1, 15.1.0.5, 15.0.1.4

Opened: Jun 29, 2020

Severity: 3-Major

Symptoms

If CER received with supported-application that was not set, then capability negotiation should be rejected. In such case CEA should be returned with DIAMETER_NO_COMMON_APPLICATION (5010).

Impact

Even if there is no common application during CER/CEA exchange, connection is established which is unexpected.

Conditions

There is no common application during capability negotiation.

Workaround

None

Fix Information

During capability negotiation, if there is no common application, then CEA would be returned with DIAMETER_NO_COMMON_APPLICATION (5010) and no connection exists.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips