SAP security note 1509506, "Unauthorized usage of application functionality in BCS", is a program error note released on 14.12.2010. Below are the symptom and SAP recommended solution.
Description
Symptom
A malicious user can trigger functionality in the business communication area without authentication and authorization.
Solution
- Ensure that Note 1481392 is implemented in your system.
- Implement the corrections using the Note Assistant or import the current Support Package.
- Execute the report
ITS_XSRF_PARAM_BC_SRV_COMin your system.
Reason and prerequisites
Specified ICAs execute certain functions through referencing specific URLs. When an attacker tricks an authenticated user's browser into making a request containing a certain URL and specific parameters, the functions are executed in the business communication area with the rights of the user. The attacker may use a Cross Site Scripting attack to trigger the exploit, or present a link for the victim to click.
Full note on SAP: SAP Support Launchpad note 1509506
Detailed exploitation and proof-of-concept material for this note is maintained in the RedRays Security Platform. For access, contact [email protected].