Bug ID 420580: DTLS handshake fails when BIG-IP receives datagrams out of order

Last Modified: Sep 13, 2023

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

Known Affected Versions:
10.0.0, 10.0.1, 10.1.0, 10.2.0, 10.2.1, 10.2.2, 10.2.3, 10.2.4, 11.0.0, 11.6.0 HF1, 11.6.0 HF2, 11.6.0 HF3, 11.6.0 HF4, 11.6.0 HF5, 11.6.0 HF6, 11.6.0 HF7, 11.6.0 HF8, 11.5.1 HF1, 11.6.1 HF1, 11.5.1 HF2, 11.6.1 HF2, 11.5.1 HF3, 11.5.1 HF4, 11.5.1 HF5, 11.5.1 HF6, 11.5.1 HF7, 11.5.1 HF8, 11.5.1 HF9, 11.5.1 HF10, 11.5.1 HF11, 11.5.2 HF1, 11.6.2 HF1, 11.5.3 HF1, 11.5.3 HF2, 11.5.4 HF1, 11.5.4 HF2, 11.5.4 HF3, 11.5.4 HF4, 11.1.0, 11.2.0, 11.2.1, 11.3.0, 11.4.0, 11.4.1

Fixed In:
11.5.0

Opened: May 06, 2013

Severity: 3-Major

Related Article: K15391

Symptoms

The DTLS handshake fails when BIG-IP receives out-of-order handshake and CCS messages.

Impact

Clients may fail to establish DTLS sessions with the BIG-IP system. The BIG-IP system responds with an incorrect DTLS handshake.

Conditions

DTLS handshake messages are received out of order.

Workaround

None.

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips