[ERPSCAN-17-031] SAP Business Objects DS Open redirect

Application: SAP BO DS
Versions Affected: SAP BO DS 4.2
Vendor URL: SAP
Bug: Open Redirect
Reported: 13.12.2016
Vendor response: 14.12.2016
Date of Public Advisory: 13.06.2017
Reference: SAP Security Note 2472026
Authors: Nursultan Abubakirov (ERPScan)

VULNERABILITY INFORMATION

Class: CWE-601
Impact: Assume identity
Remotely Exploitable: Yes
Locally Exploitable: No

CVSS Information

CVSS v3 Base Score: 4.3 / 10
CVSS v3 Base Vector:

AV: Attack Vector (Related exploit range) Network (N)
AC: Attack Complexity (Required attack complexity) Low (L)
PR: Privileges Required (Level of privileges needed to exploit) None (N)
UI: User Interaction (Required user participation) Required (R)
S: Scope (Change in scope due to impact caused to components beyond the vulnerable component) Unchanged (U)
C: Impact to Confidentiality Low (L)
I: Impact to Integrity None (N)
A: Impact to AvailabilityNone (N)

Description

Open Redirect vulnerability in SAP Business Objects DS 4.2. An attacker can redirect a victim to another page.

Business risk

An attacker can use an Open Redirect vulnerability for redirecting a user to phishing or malicious sites, while the user does not realize it. It is possible because a vulnerable application takes a parameter and redirects the user to the parameter value without any validation.

VULNERABLE PACKAGES

SAP DATA SERVICES 4.2

SOLUTIONS AND WORKAROUNDS

To correct this vulnerability, install SAP Security Note 2472026

TECHNICAL DESCRIPTION