Advisory

On 14.12.2021 a security relevant correction has been released by SAP SE. The manufacturer resolves an issue within SAP Commerce.

SAP Note 3113593 addresses "Denial of service (DOS) in SAP Commerce" to prevent denial of service (dos) with a high risk for exploitation.

A workaround does exist, according to SAP Security Advisory team. It is advisable to implement the correction as part of maintenance, the team suggests.

Denial of Service (DoS) attacks that take a system offline may lead to significant cost for the company, studies quantify the costs in average between 4 and 5 millions dollars. Business continuity requires SAP systems staying online. The CVSS scores or vulnerability descriptions are not enough to represent how a simple bug can lead to a significant loss for companies.

Risk specification

The library jsoup, which is used to sanitize various product-related metadata in b2caccelerator of the SAP Commerce may be vulnerable to DOS attacks. A user with write access to product metadata could exploit this vulnerability.

Solution

SAP Commerce addresses this vulnerability by upgrading jsoup, which does not contain the vulnerability. Circumstances exist that prevent the timely installation of a patch provided by the manufacturer. In such cases, you may consider applying the suggested workaround as a temporary or compensating mitigation: "To minimize the impact, restrictions to product related field length could be implemented to limit the size of inputs sent to jsoup".

The advisory is valid for

Releated advisories

Disclaimer

SecurityBridge takes the security of SAP products very seriously. We very much encourage the responsible disclosure of security vulnerabilities. If you have detected a vulnerability concerning 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 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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Notifications

Affected system SAP Commerce

CVSS 7.5

Component CEC-COM-CPS-COR

Patch Day2021-12

Released on2021/12/14

SAP Note 3113593

Workaround Yes

Advisory

Risk specification

Solution

Disclaimer

_{Affected system}
SAP Commerce

_CVSS
7.5

_Component
CEC-COM-CPS-COR

_{Patch Day}
2021-12

_{Released
on}
2021/12/14

_{SAP Note}
3113593

_Workaround
Yes