Bug ID 860317: JavaScript Obfuscator can hang indefinitely

Last Modified: Nov 07, 2022

Bug Tracker

Affected Product:  See more info
BIG-IP ASM, FPS(all modules)

Known Affected Versions:
14.1.0, 14.1.0.1, 14.1.0.2, 14.1.0.3, 14.1.0.5, 14.1.0.6, 14.1.2, 14.1.2.1, 14.1.2.2, 14.1.2.3, 14.1.2.4, 14.1.2.5, 14.1.2.6, 14.1.2.7, 14.1.2.8, 14.1.3, 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

Fixed In:
16.0.0, 15.1.2, 14.1.3.1

Opened: Dec 12, 2019
Severity: 3-Major

Symptoms

High CPU usage by obfuscator for an extended period of time.

Impact

High CPU Usage.

Conditions

Occurs very rarely, when FPS or L7 DDoS protection are enabled.

Workaround

Kill the obfuscator process

Fix Information

Datasyncd daemon kills hanging obfuscator processes if they stop responding.

Behavior Change