CVE-2020-7127
📋 TL;DR
CVE-2020-7127 is a critical remote code execution vulnerability in Aruba AirWave Software that allows unauthenticated attackers to execute arbitrary code on affected systems. This affects all Aruba AirWave Software versions prior to 1.3.2, potentially compromising network management infrastructure.
💻 Affected Systems
- Aruba AirWave Software
📦 What is this software?
Airwave Glass by Arubanetworks
⚠️ Risk & Real-World Impact
Worst Case
Complete system takeover, installation of persistent backdoors, lateral movement to other network segments, and data exfiltration.
Likely Case
Ransomware deployment, credential theft, network reconnaissance, and disruption of network management services.
If Mitigated
Limited impact due to network segmentation and strict access controls, potentially only affecting isolated management network.
🎯 Exploit Status
Remote unauthenticated exploitation with publicly available proof-of-concept code increases attack likelihood.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 1.3.2 or later
Vendor Advisory: https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbnw04051en_us
Restart Required: Yes
Instructions:
1. Download AirWave 1.3.2 or later from HPE support portal. 2. Backup current configuration. 3. Apply update via AirWave web interface or CLI. 4. Restart system as prompted.
🔧 Temporary Workarounds
Network Segmentation
allIsolate AirWave management interface to trusted management network only
Access Control Lists
allImplement strict firewall rules to limit access to AirWave management interface
🧯 If You Can't Patch
- Immediately remove internet-facing access to AirWave management interface
- Implement network segmentation and strict access controls to limit exposure
🔍 How to Verify
Check if Vulnerable:
Check AirWave version via web interface (System > About) or CLI command 'amp_version'Check Version:
ssh admin@airwave-host 'amp_version'Verify Fix Applied:
Verify version is 1.3.2 or higher and check for successful update completion in system logs📡 Detection & Monitoring
Log Indicators:
- Unusual process execution, unexpected file modifications, authentication bypass attempts in web logs
Network Indicators:
- Unusual outbound connections from AirWave appliance, exploit pattern detection in network traffic
SIEM Query:
source="airwave" AND (event="unauthorized_access" OR event="process_execution" OR status="500")