Potential disclosure of persisted data in SD-BIL, SAP security note 2077857

SAP security note 2077857, "Potential disclosure of persisted data in SD-BIL", is a program error note released on 10.08.2015. Below are the symptom and SAP recommended solution.

Description

Symptom

An attacker can exploit the selection for the billing due list and use specially crafted inputs to modify database commands, resulting in the retrieval of additional information persisted by the system.

Solution

Please install the correction instructions attached to this note.

Reason and prerequisites

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