Bug ID 543222: apd may crash if an un-encoded session variable contains "0x"

Last Modified: Nov 07, 2022

Bug Tracker

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

Known Affected Versions:
11.6.0, 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, 12.0.0

Fixed In:
12.1.0, 12.0.0 HF1, 11.6.1

Opened: Sep 03, 2015
Severity: 3-Major


when a session variable value contains "0x" (for example 'value0x not encoded'), apd process treat the value as HEX-encoded and tries to decode it. decoding the not-encoded string causes apd to crash


apd crash


session variable contains substring "0x"



Fix Information

With this release: 1. Only values starting from 0x are treated as hex-encoded. 2. If hex decoding fails, apd does not crash.

Behavior Change