CVE-2026-0484
📋 TL;DR
This vulnerability in SAP NetWeaver ABAP and SAP S/4HANA allows authenticated attackers to modify text data through unauthorized access to a specific transaction code. It affects organizations using vulnerable versions of these SAP products, compromising data integrity without affecting confidentiality or availability.
💻 Affected Systems
- SAP NetWeaver Application Server ABAP
- SAP S/4HANA
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Attackers could modify critical business data, financial records, or configuration settings, leading to operational disruption, financial loss, or compliance violations.
Likely Case
Malicious insiders or compromised accounts could alter transactional data, master data, or system texts, potentially affecting business processes and reporting accuracy.
If Mitigated
With proper authorization controls and monitoring, impact is limited to unauthorized text modifications that can be detected and rolled back.
🎯 Exploit Status
Exploitation requires authenticated access and knowledge of specific transaction codes
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: As specified in SAP Note 3672622
Vendor Advisory: https://me.sap.com/notes/3672622
Restart Required: Yes
Instructions:
1. Review SAP Note 3672622 for specific patch details. 2. Apply SAP Security Patch Day updates. 3. Restart affected SAP systems. 4. Verify patch application through transaction ST-PI.
🔧 Temporary Workarounds
Transaction Code Restriction
allRestrict access to vulnerable transaction codes using SAP authorization objects
SU24: Maintain authorization objects for affected transactions
PFCG: Adjust role authorizations
🧯 If You Can't Patch
- Implement strict authorization controls to limit access to vulnerable transaction codes
- Enable detailed auditing for text modification activities and monitor for unauthorized changes
🔍 How to Verify
Check if Vulnerable:
Check SAP Note 3672622 applicability using transaction SNOTE or review system version against affected versions listCheck Version:
Transaction SM51 or SM50 to check SAP kernel and application server versionsVerify Fix Applied:
Verify patch application through transaction SPAM or ST-PI, and confirm authorization checks are enforced📡 Detection & Monitoring
Log Indicators:
- Unauthorized access attempts to specific transaction codes
- Unexpected text modifications in change documents
Network Indicators:
- Unusual transaction patterns from specific user accounts
SIEM Query:
Search for transaction code STAD with vulnerable transaction patterns and unauthorized user activities