SAP Security Note
Medium priority
SAP security note 2271839, “Switchable Authorization Checks for RFC in CRM-IU”, is a note released on October 11, 2016. Below are the symptom and the SAP recommended solution.
Description
Symptom
This SAP note introduces new switchable authorization checks for RFC function modules in CRM-IU to enhance system security. Remote calls to RFC function modules are now protected by additional checks on the authorization object S_RFC. These checks are delivered inactive by default to ensure compatibility and can be activated manually via transaction SACF.
Affected RFC function module: ECRM_GET_ALL_POSDATA_UC.
Solution
To implement the switchable authorization checks, follow these steps:
- Ensure that the authorization scenario
CRM_IU_ORDERexists in transactionSACF. If not, download theCRM_IU_ORDER.TXTattachment from the note and upload it using transactionSACF_TRANSFER. - Create the productive authorization scenario and activate the switchable authorization checks as detailed in the attached manual correction instructions.
References
Full note on SAP: SAP Support Launchpad note 2271839
Detailed exploitation and proof-of-concept material for this note is maintained in the RedRays Security Platform. For access, contact [email protected].




