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 3567974 was released on 11.02.2025 and deals with "[CVE-2025-24876] Authentication bypass via authorization code injection in SAP Approuter" within SAP Approuter. We advice you to follow the instructions, to resolve missing security function with a high potential for exploitation in component BC-XS-APR.

According to SAP Security Advisory team a workaround does not exist. It is advisable to implement the correction as project.

Risk specification

This note has been re-released with updated ‘Symptom’ information. The SAP Approuter allows an unauthenticated attacker to bypass the authentication via authorization code injection, resulting in stealing the session of the victim.

Solution

The fix ensures that the URL protocol in the login callback URL is a valid one.

The advisory is valid for

nan ²¹

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.

SecurityBridge^{for SAP©}
empowers security teams with forward-looking, high fidelity, adversary-focused intelligence and actionable events from SAP Netweaver based systems.

Follow @_securitybridge

Notifications

Affected system SAP Approuter

CVSS 8.1

Component BC-XS-APR

Patch Day2025-03

Released on2025/02/11

SAP Note 3567974

Workaround No

Advisory

Risk specification

Solution

Disclaimer

_{Affected system}
SAP Approuter

_CVSS
8.1

_Component
BC-XS-APR

_{Patch Day}
2025-03

_{Released
on}
2025/02/11

_{SAP Note}
3567974

_Workaround
No