Arpine Maghakyan

Security Researcher of RedRays.

October 11, 2016
12:00 am

Cross-Site Request Forgery (CSRF) vulnerability in SAP BOBJ BI Platform, SAP security note 2335427

Description

The presence of crossdomain.xml file allows flash file (.swf) running in Adobe flash player from other domain to access resources saved on your application server. Overly permissive crossdomain.xml file allows an attacker to trick an authenticated user to send unintended request to the web server. This vulnerability is due to insufficient CSRF protection.

Some well-known impacts of CSRF vulnerability are –

Attacker could take actions on behalf of an authenticated user
Loss of non-repudiation

CVSS Information

CVSS v3 Base Score: 6.1 / 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)	Changed (C)
C : Impact to Confidentiality	Low (L)
I : Impact to Integrity	Low (L)
A : Impact to Availability	None (N)

SAP provides this CVSS v3 base score as an estimate of the risk posed by the issue reported in this note. This estimate does not take into account your own system configuration or operational environment. It is not intended to replace any risk assessments you are advised to conduct when deciding on the applicability or priority of this SAP security note. For more information, see the FAQ section at https://support.sap.com/securitynotes.

Available fix and Supported packages

ENTERPRISE | 410 | 410
ENTERPRISE | 420 | 420
SBOP BI PLATFORM SERVERS 4.1 | SP006 | 000011
SBOP BI PLATFORM SERVERS 4.1 | SP007 | 000007
SBOP BI PLATFORM SERVERS 4.1 | SP008 | 000001
SBOP BI PLATFORM SERVERS 4.1 | SP009 | 000000
SBOP BI PLATFORM SERVERS 4.2 | SP002 | 000005
SBOP BI PLATFORM SERVERS 4.2 | SP003 | 000001
SBOP BI PLATFORM SERVERS 4.2 | SP004 | 000000

Affected component

CVSS

Score: 0

Exploit

Detailed vulnerability information added to RedRays Security Platform. Contact [email protected] for details.

URL

https://launchpad.support.sap.com/#/notes/2335427

TAGS

#crossdomain.xml
#flash-player
#swf
#Open-redirect
#cross-site-redirect
#cross-domain-redirect
#XSRF
#session-riding

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