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OAM BP04: Operational Attribute: entryUUID: AuthZ Response Header Fetch : Additional LDAP Calls Leads to Performance Issues. (Doc ID 2013681.1)

Last updated on FEBRUARY 22, 2020

Applies to:

Oracle Access Manager - Version and later
Information in this document applies to any platform.


Oracle Access Manager 11gR2PS2 (OAM, when a resource protected by OAM with attribute  entryUUID fetched in  authorization response is refreshed, additional ldap calls are made to backend LDAP server.

Prefetching the attribute via  "SUPPLEMENTARY_RETURN_ATTRIBUTES" in the oam-config.xml file, does not stop the additional ldap lookup.

The issue can be reproduced at will with the following steps:

  1. Protect a resource by OAM
  2. Configure the authorization policy in the application domain protecting the resource to returned entryUUID as authorization response header.
  3. Access the resource protected by OAM.
  4. Refresh the protected resource


 This issue is investigated in, <Bug:20689826> - oam bp04: operational attributes cannot be pre-fetched via supplementar


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