Bug ID 427085: BIGIP should send Alert message when it recieves ClientHello with unsupported protocol version.

Last Modified: Oct 10, 2018

Bug Tracker

Affected Product:  See more info
BIG-IP None(all modules)

Known Affected Versions:
11.3.0, 11.4.0, 11.4.1

Fixed In:
11.5.0, 11.4.1 HF9

Opened: Aug 05, 2013
Severity: 3-Major

Symptoms

When BIG-IP receives ClientHello message which has unsupported protocol version, it should send Alert message with protocol version as the received one.

Impact

BIGIP should send Alert message with the protocol version same as the one received in ClientHello. But BIGIP sends Alert message with protocol version 00 00

Conditions

When BIGIP receives ClientHello with protocol version which is not supported by BIGIP.

Workaround

None.

Fix Information

BIG-IP sets the correct protocol version in Alert message when it receives a ClientHello with an unsupported protocol version.

Behavior Change