Potential disclosure of persisted data in BC-SRV-KPR, SAP security note 1641379

SAP security note 1641379, “Potential disclosure of persisted data in BC-SRV-KPR”, is a note. Below are the symptom, SAP recommended solution and the affected software components.

Description

Symptom

A malicious user can exploit BC-SRV-KPR and use specially crafted inputs to modify database commands, resulting in the retrieval of additional information persisted by the system.

Solution

Implement the code correction via SNOTE. Alternatively, you can upgrade to the relevant Support Package.

Reason and prerequisites

The problem is caused by an SQL injection vulnerability. The code composes an SQL statement including strings that can be altered by a malicious user. The manipulated SQL statement can then be used to retrieve data from the database.

References

• Automatic checks for security notes using RSECNOTE (outdated)

Affected components

• SAP_BASIS 46A to 46D
• SAP_BASIS 610 to 640
• SAP_BASIS 700 to 702
• SAP_BASIS 710 to 730
• SAP_BASIS 731
• SAP_BASIS 72L to 802