NMAP scanning caused WLS CRASH when enable SNMP with default setting

(Doc ID 2315777.1)

Last updated on OCTOBER 18, 2017

Applies to:

Oracle WebLogic Server - Version 12.2.1.2.0 and later
Information in this document applies to any platform.

Symptoms

Issue could be reproduced easily by following below steps:

  1. On WebLogic 12.2.1.2 , create default domain with AdminServer only. 
  2. Start AdminServer using the startWebLogic.sh script
  3. Login to Admin Console  and under DOMAIN -> Diagnostics -> SNMP, enable Domain-scoped SNMP Agent and save setting.
  4. Use NMAP (7.5 or 7.6) input IP Address on which AdminServer is running, and click "scan".
  5. About 1 min, Java process of AdminServer will be crashed with OOM exception below.

 

 

Changes

 

Cause

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