CVE-2024-25969
📋 TL;DR
Dell PowerScale OneFS versions 8.2.x through 9.7.0.1 contain a resource allocation vulnerability where an attacker can cause denial of service by exhausting system resources. This affects local unauthenticated attackers who have access to the system. Organizations running vulnerable versions of Dell PowerScale OneFS are at risk.
💻 Affected Systems
- Dell PowerScale OneFS
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Complete system unavailability due to resource exhaustion, affecting all storage operations and potentially requiring physical intervention to restore service.
Likely Case
Degraded performance or temporary service interruption affecting storage operations until resource consumption normalizes.
If Mitigated
Minimal impact with proper network segmentation and access controls limiting local attacker access.
🎯 Exploit Status
Exploitation requires local access but no authentication. The vulnerability involves resource exhaustion which is typically straightforward to trigger.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Versions after 9.7.0.1
Vendor Advisory: https://www.dell.com/support/kbdoc/en-us/000224860/dsa-2024-163-security-update-for-dell-powerscale-onefs-for-multiple-security-vulnerabilities
Restart Required: Yes
Instructions:
1. Review Dell advisory DSA-2024-163. 2. Apply the latest OneFS update from Dell support. 3. Reboot the system as required by the update. 4. Verify the update was successful.
🔧 Temporary Workarounds
Restrict Local Access
allLimit local access to PowerScale systems to authorized administrators only.
Implement Resource Monitoring
allMonitor system resource usage and set alerts for abnormal consumption patterns.
🧯 If You Can't Patch
- Implement strict access controls to limit local access to PowerScale systems
- Deploy network segmentation to isolate PowerScale systems from untrusted networks
🔍 How to Verify
Check if Vulnerable:
Check the OneFS version using 'isi version' command and compare against affected versions 8.2.x through 9.7.0.1Check Version:
isi versionVerify Fix Applied:
Verify the OneFS version is updated beyond 9.7.0.1 using 'isi version' command📡 Detection & Monitoring
Log Indicators:
- Unusual resource consumption patterns
- Multiple failed resource allocation attempts
- System performance degradation alerts
Network Indicators:
- Unusual local network traffic to PowerScale management interfaces
SIEM Query:
source="powerscale" AND (event_type="resource_exhaustion" OR event_type="performance_degradation")