SAP Security Note
SAP security note 1521458, "Hard Code User Names [Backdoor]", is released on 01.06.2011. Below are the symptom and SAP recommended solution.
Description
Symptom
BC-SRV-KPR-CMS contains code which changes the program’s behaviour when a user successfully authenticates with a certain username.
Solution
To address this issue, implement this SAP Note 1521458 or import the relevant support package.
Reason and prerequisites
The program code contains a hard-coded username which changes the system’s behaviour should a user authenticate successfully. The user may obtain additional information which should not be displayed.
Full note on SAP: SAP Support Launchpad note 1521458
Detailed exploitation and proof-of-concept material for this note is maintained in the RedRays Security Platform. For access, contact [email protected].