This is a summary of the AI-generated 10-question deep analysis. The full version (longer answers, follow-up Q&A, related CVEs) requires login. Read the full analysis β
Q1What is this vulnerability? (Essence + Consequences)
π¨ **Essence**: Stack Buffer Overflow in Tenda WH450. π₯ **Consequences**: Full system compromise. The flaw lies in `/goform/SafeUrlFilter` handling the `page` parameter incorrectly.β¦
π‘οΈ **Root Cause**: **CWE-121** (Stack-based Buffer Overflow). The vulnerability stems from improper bounds checking when processing the `page` argument in the `SafeUrlFilter` endpoint.β¦
π¦ **Affected**: **Tenda WH450** (Wireless Access Point). Specifically **Version 1.0.0.18**. If you are running this specific firmware build, your device is vulnerable. Check your admin panel for version info.
Q4What can hackers do? (Privileges/Data)
π **Impact**: **High Severity (CVSS 9.8)**. Attackers can gain **Complete Control**. This includes reading sensitive data (Confidentiality), modifying system settings (Integrity), and crashing the device (Availability).β¦
π **Self-Check**: 1. Log into your Tenda WH450 admin interface. 2. Navigate to System Tools > Firmware Upgrade. 3. Verify the current version is **NOT** `1.0.0.18`. 4.β¦
π§ **No Patch?**: 1. **Isolate**: Move the device to a segmented VLAN. 2. **Block**: Firewall rules blocking external access to the device's management port. 3.β¦
π₯ **Urgency**: **CRITICAL**. With CVSS 9.8, no auth required, and public PoCs available, this is an immediate threat. Prioritize patching or mitigation **NOW**. Do not wait. This is a 'zero-day' style risk level.