CVE-2025-62577
📋 TL;DR
ETERNUS SF storage management software contains an incorrect default permissions vulnerability that allows low-privileged users to access database credentials. This can lead to OS command execution with administrator privileges. Organizations using affected versions of ETERNUS SF are at risk.
💻 Affected Systems
- ETERNUS SF
⚠️ 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
Full system compromise with administrator-level command execution, data exfiltration, and lateral movement across the network.
Likely Case
Database credential theft leading to unauthorized data access, privilege escalation, and potential ransomware deployment.
If Mitigated
Limited impact if proper access controls, network segmentation, and monitoring are implemented.
🎯 Exploit Status
Exploitation requires authenticated low-privileged access but follows straightforward steps once access is obtained.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Security update released October 20, 2025
Vendor Advisory: https://www.fujitsu.com/global/support/products/computing/storage/20251020/index.html
Restart Required: Yes
Instructions:
1. Download the security update from Fujitsu's support portal. 2. Backup current configuration. 3. Apply the update following vendor instructions. 4. Restart the ETERNUS SF service. 5. Verify permissions are corrected.
🔧 Temporary Workarounds
Restrict Management Server Access
allLimit access to ETERNUS SF management interface to only authorized administrators using network controls.
Review and Tighten User Permissions
allAudit all user accounts with access to ETERNUS SF and remove unnecessary low-privileged accounts.
🧯 If You Can't Patch
- Implement strict network segmentation to isolate ETERNUS SF management servers from other critical systems.
- Enable detailed logging and monitoring for unauthorized access attempts to database credential files.
🔍 How to Verify
Check if Vulnerable:
Check if ETERNUS SF version is prior to the October 2025 security update and verify low-privileged users can access database configuration files.Check Version:
Check ETERNUS SF version through the management console or vendor-provided version check utility.Verify Fix Applied:
Confirm the security update is installed and test that low-privileged users can no longer access database credential files.📡 Detection & Monitoring
Log Indicators:
- Unauthorized access attempts to database configuration files
- Unusual privilege escalation events
- Suspicious database connection attempts from non-admin accounts
Network Indicators:
- Unexpected outbound connections from ETERNUS SF server
- Database connection attempts from unauthorized IPs
SIEM Query:
source="ETERNUS-SF" AND (event_type="file_access" AND file_path="*database*config*") AND user_privilege="low"