Medium Severity
Affected system
SAP Commerce Cloud

CVSS
6.4

Component
CEC-COM-CPS
Patchday
2020-09
Released on
2020/09/08
SAP Note
2934451
Workaround
No
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Advisory

On 08.09.2020 a security relevant correction has been released by SAP SE. The manufacturer resolves an issue within SAP Commerce Cloud.

SAP Note 2934451 addresses "[CVE-2020-6302] Session Fixation in SAP Commerce" to prevent session fixation vulnerability with a medium risk for exploitation.

A workaround does not exist, according to SAP Security Advisory team. It is advisable to implement the correction as part of maintenance, the team suggests.

Risk specification

An unauthenticated user can get the jSession ID in the backoffice URL when the SAP Commerce contains application is loaded initially, leading to Session Fixation and complete compromise of the confidentiality, integrity and availability of the application.

Solution

SAP Commerce is now properly configured and will not encode session information into URLs anymore.

The advisory is valid for

 

Disclaimer

ABEX takes the security of SAP products very seriously. We very much encourage the responsible disclosure of security vulnerabilities. If you have detected a vulnerability in one of the SAP software products – either in the latest or in a former product version follow the guidelines and processes in accordance with the SAP portal page “Report a Security Vulnerability to SAP”.

The advisories found within the ABEX security advisory are generated and continuously enriched by ABEX and affiliated security consultants, partners, customers of the SecurityBridge security suite, SAP support, and advisory groups.

There is no disclosure of zero-day vulnerabilities. In such case, the platform only provides details on which version or signature updates are available within the SecurityBridge platform in order to monitor or measure the vulnerability

In accordance with SAP guidelines, ABEX only discloses issues where the fixing security note has been released at least three months ago. The vulnerability platform makes no references to available exploits or Proof of Concepts (PoC). Advisories and vulnerabilities will always mention the fixing security note or hints to the corresponding SAP documentation.

 

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