Bug ID 763157: MRF SIP ALG with SNAT: Processing request and response at same time on same connection may cause one to be dropped

Last Modified: Jul 11, 2019

Bug Tracker

Affected Product:  See more info
BIG-IP LTM(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, 13.1.1.1, 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, 14.1.0, 14.1.0.1, 14.1.0.2, 14.1.0.3, 14.1.0.4, 14.1.0.5, 15.0.0

Fixed In:
14.1.0.6

Opened: Mar 21, 2019
Severity: 3-Major

Symptoms

Processing the response to an outbound request at the same time as an inbound request message on the same connection could cause internal state generated to be confused and the inbound request to be dropped.

Impact

The inbound request will be dropped.

Conditions

Processing the response to an outbound request at the same time as an inbound request message on the same connection.

Workaround

None.

Fix Information

The internal state generated is no longer confused so the inbound request is no longer dropped.

Behavior Change