CVE-2021-25154
📋 TL;DR
A remote privilege escalation vulnerability in Aruba AirWave Management Platform allows attackers to gain elevated privileges on affected systems. This affects organizations running AirWave Management Platform versions prior to 8.2.12.1, potentially compromising network management infrastructure.
💻 Affected Systems
- Aruba AirWave Management Platform
📦 What is this software?
Airwave by Arubanetworks
⚠️ Risk & Real-World Impact
Worst Case
Complete system compromise allowing attackers to gain administrative control over the AirWave platform, potentially leading to network-wide compromise and data exfiltration.
Likely Case
Attackers gain elevated privileges to modify network configurations, access sensitive management data, or deploy additional malicious payloads.
If Mitigated
Limited impact with proper network segmentation and access controls preventing external exploitation attempts.
🎯 Exploit Status
Requires some level of access to the system, though specific authentication requirements are not detailed in the advisory.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 8.2.12.1
Vendor Advisory: https://www.arubanetworks.com/assets/alert/ARUBA-PSA-2021-010.txt
Restart Required: Yes
Instructions:
1. Download AirWave Management Platform version 8.2.12.1 from Aruba support portal. 2. Backup current configuration. 3. Apply the update following Aruba's upgrade documentation. 4. Restart the AirWave appliance. 5. Verify successful upgrade and functionality.
🔧 Temporary Workarounds
Network Segmentation
allRestrict network access to AirWave Management Platform to only trusted administrative networks
Access Control Hardening
allImplement strict access controls and multi-factor authentication for administrative interfaces
🧯 If You Can't Patch
- Isolate the AirWave Management Platform from internet access and restrict to management VLAN only
- Implement additional monitoring and alerting for privilege escalation attempts on the system
🔍 How to Verify
Check if Vulnerable:
Check AirWave web interface or CLI for version number. If version is below 8.2.12.1, system is vulnerable.Check Version:
Check via AirWave web interface: System > About, or via CLI: show versionVerify Fix Applied:
Verify system is running version 8.2.12.1 or later through the web interface or CLI version check.📡 Detection & Monitoring
Log Indicators:
- Unusual privilege escalation events
- Multiple failed authentication attempts followed by successful administrative access
- Configuration changes from non-standard administrative accounts
Network Indicators:
- Unusual outbound connections from AirWave management interface
- Traffic patterns indicating reconnaissance or exploitation attempts
SIEM Query:
source="airwave" AND (event_type="privilege_escalation" OR user_change="admin" OR config_modification)