Bug ID 940665: DTLS 1.0 support for PFS ciphers

Last Modified: Sep 13, 2023

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

Known Affected Versions:
15.1.0, 15.1.0.1, 15.1.0.2, 15.1.0.3, 15.1.0.4, 15.1.0.5, 15.1.1, 15.1.2, 15.1.2.1, 15.1.3, 15.1.3.1, 16.0.0, 16.0.0.1, 16.0.1, 16.0.1.1

Fixed In:
16.1.0, 16.0.1.2, 15.1.4

Opened: Aug 27, 2020

Severity: 3-Major

Symptoms

When using DTLS 1.0 the following two PFS ciphers are no longer negotiated and they cannot be used in a DTLS handshake/connection. * ECDHE-RSA-AES128-CBC-SHA * ECDHE-RSA-AES256-CBC-SHA

Impact

ECDHE-RSA-AES128-CBC-SHA and ECDHE-RSA-AES256-CBC-SHA are unavailable.

Conditions

DTLS 1.0 is configured in an SSL profile.

Workaround

None

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips