CVE-2022-31234
📋 TL;DR
Dell EMC PowerStore Manager GUI has an authentication rate limiting vulnerability that allows unauthenticated remote attackers to perform password brute-force attacks. This affects all PowerStore systems with the vulnerable GUI exposed. Account takeover is possible if users have weak passwords.
💻 Affected Systems
- Dell EMC PowerStore
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Complete system compromise through administrator account takeover, leading to data theft, ransomware deployment, or system destruction.
Likely Case
Unauthorized access to user accounts with weak passwords, potentially leading to data exposure and lateral movement within the storage environment.
If Mitigated
Limited impact if strong passwords are enforced and network access controls restrict GUI exposure.
🎯 Exploit Status
Simple brute-force attack requiring only network access to the GUI. No special tools needed beyond standard password cracking utilities.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: PowerStoreOS 3.0.0.0 and later
Vendor Advisory: https://www.dell.com/support/kbdoc/000201283
Restart Required: Yes
Instructions:
1. Download PowerStoreOS 3.0.0.0 or later from Dell Support. 2. Apply the update through PowerStore Manager. 3. Reboot the system as required by the update process.
🔧 Temporary Workarounds
Network Access Restriction
allRestrict network access to PowerStore Manager GUI to trusted IP addresses only.
Configure firewall rules to allow only specific source IPs to access PowerStore Manager ports (typically 443/TCP)
Password Policy Enforcement
allEnforce strong password policies and implement account lockout mechanisms.
Configure password complexity requirements and account lockout thresholds in PowerStore Manager settings
🧯 If You Can't Patch
- Implement strict network segmentation to isolate PowerStore systems from untrusted networks
- Enforce strong password policies with minimum 12-character complex passwords and regular rotation
🔍 How to Verify
Check if Vulnerable:
Check PowerStoreOS version in PowerStore Manager GUI under Settings > System > Software. If version is below 3.0.0.0, system is vulnerable.Check Version:
Connect to PowerStore Manager GUI and navigate to Settings > System > Software to view versionVerify Fix Applied:
Confirm PowerStoreOS version is 3.0.0.0 or higher in the GUI. Test authentication attempts to verify rate limiting is now enforced.📡 Detection & Monitoring
Log Indicators:
- Multiple failed authentication attempts from single IP addresses
- Unusual authentication patterns outside business hours
Network Indicators:
- High volume of HTTP/HTTPS requests to PowerStore Manager login endpoint
- Traffic patterns suggesting automated password guessing
SIEM Query:
source="PowerStore" AND event_type="authentication_failure" AND count > 10 within 5 minutes