Bug ID 744536: HTTP/2 may garble large headers

Last Modified: Mar 15, 2019

Bug Tracker

Affected Product:  See more info
BIG-IP LTM(all modules)

Known Affected Versions:
12.1.0, 12.1.0 HF1, 12.1.0 HF2, 12.1.1, 12.1.1 HF1, 12.1.1 HF2, 12.1.2, 12.1.2 HF1, 12.1.2 HF2, 12.1.3, 12.1.3.1, 12.1.3.2, 12.1.3.3, 12.1.3.4, 12.1.3.5, 12.1.3.6, 12.1.3.7, 12.1.4

Opened: Sep 19, 2018
Severity: 3-Major

Symptoms

The HTTP/2 filter may incorrectly encode large headers.

Impact

Application functionality may be disrupted because large header values, such as for cookies, may be truncated when passed to the endpoint.

Conditions

A header that encodes to larger than 2048 bytes.

Workaround

None.

Fix Information

None

Behavior Change