Advisory

A note with CVSS 6.8 for component BC-MID-BUS was released by SAP on 11.11.2025. The correction/advisory 3666038 was described with "[CVE-2025-42894] Path Traversal vulnerability in SAP Business Connector" and affects the system type SAP Business Connector.

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

The vulnerability addressed is directory traversal within SAP Business Connector.

Risk specification

SAP Business Connector allows an authenticated attacker with administrative access to read, write, overwrite, and delete arbitrary files on the host system, resulting in unauthorized execution of operating system commands.

Solution

The application now implements validation checks to block unauthorized file system access and prevent path traversal attacks.

The advisory is valid for

SAP BC 4.8 ⁵

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.

Protecting your SAP^© systems against exploitation of directory traversal vulnerabilities is almost impossible without usage of an appropriate cybersecurity software.

Custom coding may be introduced at any moment. According to statistic, at least one vulnerability exists in a set of 1.000 source code lines. In consequence continuous code vulnerability assements are needed to protect your assets.

Code vulnerabilty analysis

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Notifications

Affected system SAP Business Connector

CVSS 6.8

Component BC-MID-BUS

Patch Day2025-11

Released on2025/11/11

SAP Note 3666038

Workaround No

Advisory

Risk specification

Solution

Disclaimer

_{Affected system}
SAP Business Connector

_CVSS
6.8

_Component
BC-MID-BUS

_{Patch Day}
2025-11

_{Released
on}
2025/11/11

_{SAP Note}
3666038

_Workaround
No