High Severity
Affected system
SAP Commerce
CVSS
7.0
Component
CEC-COM-CPS
Patch Day
2022-04
Released on
2022/04/12
SAP Note
3155609
Workaround
Yes
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Advisory

SAP takes the security of its vast product portfolio very seriously and thus releases security fixes for vulnerabilities reported by external researchers and their customers every second Tuesday of the month.

SAP Note 3155609 was released on 12.04.2022 and deals with "Privilege escalation vulnerability in Apache Tomcat server component of SAP Commerce" within SAP Commerce. We advice you to follow the instructions, to resolve weak security function / cryptographic algorithm with a high potential for exploitation in component CEC-COM-CPS.

According to SAP Security Advisory team a workaround exists. It is advisable to implement the correction as part of maintenance.

Risk specification

Configuring Tomcat to use FileStore to persist sessions can expose your SAP Commerce system to a time of check, time of use vulnerability that allows attackers to perform actions with the privileges of the user that the Tomcat process is using

Solution

The application was updated to no longer be vulnerable to the attack  Alternativly, the consulting team has proposed the following: "Change the Tomcat configuration to not use FileStore as a workaround ". The suggestion may be considered, as a workaround or compensating mitigation. We recommend installing/applying the correction wherever possible and as soon as possible. Base your decision on whether or not to apply the patch on your companies and systems risk perspective and consider the provided CVSS 7.0 score.

The advisory is valid for

 

 

Disclaimer

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

We do not disclose zero-day vulnerabilities unless a security patch has been made available to the public. 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, SecurityBridge only discloses issues where the fixing security note has been released. 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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