CVE-2025-43002
📋 TL;DR
This vulnerability in SAP S4CORE allows authenticated attackers to access restricted information through OData meta-data properties due to missing authorization checks. It affects SAP S4CORE systems with exposed OData services, potentially exposing sensitive data to authorized users who shouldn't have access.
💻 Affected Systems
- SAP S4CORE
⚠️ Manual Verification Required
This CVE does not have specific version information in our database, so automatic vulnerability detection cannot determine if your system is affected.
Why? The CVE database entry doesn't specify which versions are vulnerable (no version ranges provided by the vendor/NVD).
🔒 Custom verification scripts are available for registered users. Sign up free to download automated test scripts.
- Review the CVE details at NVD
- Check vendor security advisories for your specific version
- Test if the vulnerability is exploitable in your environment
- Consider updating to the latest version as a precaution
⚠️ Risk & Real-World Impact
Worst Case
Authenticated attackers could access sensitive business data, customer information, or configuration details they shouldn't have permission to view, potentially leading to data breaches or competitive intelligence gathering.
Likely Case
Internal users with legitimate access to some OData services could discover and access additional restricted endpoints or data they're not authorized to view, violating least privilege principles.
If Mitigated
With proper network segmentation, access controls, and monitoring, the impact is limited to authorized users within controlled environments accessing only the specific data they discover.
🎯 Exploit Status
Exploitation requires authenticated access and knowledge of OData endpoints; attackers need to discover and access restricted meta-data properties
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Check SAP Note 3227940 for specific patch versions
Vendor Advisory: https://me.sap.com/notes/3227940
Restart Required: Yes
Instructions:
1. Review SAP Note 3227940 for your specific SAP S4CORE version
2. Apply the security patch from SAP Support Portal
3. Restart affected SAP services
4. Verify authorization checks are now enforced
🔧 Temporary Workarounds
Restrict OData Service Access
allLimit access to OData services to only necessary users and roles
Use SAP transaction SICF to restrict service access
Apply authorization objects to OData services
Network Segmentation
allIsolate SAP systems and restrict access to OData endpoints
Configure firewall rules to limit access to SAP ports
Implement network segmentation between user zones and SAP systems
🧯 If You Can't Patch
- Implement strict role-based access controls (RBAC) for all OData services
- Enable detailed logging and monitoring of OData meta-data access attempts
🔍 How to Verify
Check if Vulnerable:
Test authenticated access to OData meta-data endpoints that should be restricted; if accessible without proper authorization, system is vulnerableCheck Version:
Check SAP system version via transaction SM51 or system infoVerify Fix Applied:
After patching, verify that previously accessible restricted OData meta-data endpoints now require proper authorization📡 Detection & Monitoring
Log Indicators:
- Unusual access patterns to OData meta-data endpoints
- Multiple failed authorization attempts followed by successful access
- Access to OData services from unexpected user roles
Network Indicators:
- Increased traffic to /sap/opu/odata/sap/ endpoints
- Requests to OData $metadata endpoints from unauthorized sources
SIEM Query:
source="sap_audit_log" AND (event="authorization_failure" OR event="odata_access") AND resource="metadata" | stats count by user, resource