Unauthorized modification of displayed content in BC-MOB-MI, SAP security note 1590866

SAP security note 1590866, "Unauthorized modification of displayed content in BC-MOB-MI", is a note released on 08.05.2012. Below are the symptom and SAP recommended solution.

Description

Symptom

The BC-MOB-MI can be abused by a malicious user allowing them to modify displayed application content without authorization and to potentially obtain authentication information from other legitimate users.

Solution

The issue has been fixed. To get the correction, please upgrade your MI Webconsole to at least the patch level specified in the "Support Package Patches" section of this note, as relevant to your release and Support Package.

Reason and prerequisites

Trace page within the BC-MOB-MI do not sufficiently encode URL parameters, resulting in a reflected cross site scripting issue. A reflected cross site scripting attack can be used to non-permanently deface or modify displayed content from a website.

Reflected cross site scripting can be used to steal another user’s authentication information such as data relating to their current session. An attacker who gains access to this data may use this to impersonate the user and access all information with the same rights as the target user. In case of an administrator being impersonated, a full compromise of the application’s security may occur.

CVSS

Score 4.3 Vector: AV:N/AC:M/AU:N/C:N/I:P/A:N