CVE-2025-42876 in S4 HANA Private Cloud
Summary
by MITRE • 12/09/2025
Due to a Missing Authorization Check vulnerability in SAP S/4 HANA Private Cloud (Financials General Ledger), an authenticated attacker with authorization limited to a single company code could read sensitive data and post or modify documents across all company codes. Successful exploitation could result in a high impact to confidentiality and a low impact to integrity, while availability remains unaffected.
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Analysis
by VulDB Data Team • 12/09/2025
The vulnerability identified as CVE-2025-42876 represents a critical authorization bypass flaw within SAP S/4 HANA Private Cloud financials general ledger module. This issue stems from a missing authorization check that fundamentally undermines the principle of least privilege enforcement within the system. The flaw exists in the financial data access controls that should normally restrict users to their designated company code boundaries while allowing broader access to financial data processing functions.
The technical implementation of this vulnerability manifests as a failure in the authorization framework that should validate user permissions before granting access to cross-company code financial operations. When an authenticated user attempts to access or modify financial documents, the system fails to properly verify whether the user possesses authorization rights extending beyond their assigned company code. This oversight creates a pathway for privilege escalation where users can bypass intended access restrictions and gain unauthorized visibility into financial data from other company codes within the same system.
From an operational impact perspective, this vulnerability presents a significant risk to data confidentiality as attackers can potentially access sensitive financial information from multiple company codes without proper authorization. The low impact on integrity suggests that while unauthorized data reading is possible, the modification capabilities appear to be limited to read-only access or constrained write operations. However, the potential for data manipulation across company codes still represents a substantial threat to financial integrity. The availability of the system remains unaffected, indicating that the vulnerability does not introduce denial-of-service capabilities or system instability.
Organizations implementing SAP S/4 HANA Private Cloud solutions must address this vulnerability through immediate patch management and configuration reviews. The mitigation strategy should include implementing proper authorization checks, conducting comprehensive access control audits, and ensuring that user permissions are strictly enforced according to company code boundaries. This vulnerability aligns with CWE-284, which describes improper access control mechanisms, and represents a clear violation of the principle of least privilege that is fundamental to secure system design. Security teams should also consider implementing monitoring solutions to detect unauthorized cross-company code access attempts and establish regular authorization review processes to prevent similar issues from occurring in other system components.