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CVE-2025-14879 β€” AI Deep Analysis Summary

CVSS 9.8 Β· Critical

Q1What is this vulnerability? (Essence + Consequences)

🚨 **Essence**: Stack Buffer Overflow in Tenda WH450. πŸ“‰ **Consequences**: Full system compromise. The `ssid_index` parameter in `/goform/onSSIDChange` is mishandled, leading to memory corruption.…

Q2Root Cause? (CWE/Flaw)

πŸ›‘οΈ **CWE**: CWE-121 (Stack-based Buffer Overflow). πŸ” **Flaw**: Improper handling of the `ssid_index` input. πŸ“ **Root**: The application fails to validate input length, allowing data to overwrite the stack.

Q3Who is affected? (Versions/Components)

🏒 **Vendor**: Tenda (China). πŸ“¦ **Product**: WH450 Wireless Access Point. πŸ“… **Affected Version**: **1.0.0.18** specifically. ⚠️ Check your firmware version immediately!

Q4What can hackers do? (Privileges/Data)

πŸ”“ **Privileges**: Remote Code Execution (RCE). πŸ•΅οΈ **Data**: High Confidentiality & Integrity impact. 🌐 **Access**: No authentication required (PR:N). Hackers can take full control of the device.

Q5Is exploitation threshold high? (Auth/Config)

πŸ“‰ **Threshold**: LOW. 🚫 **Auth**: None required (PR:N). πŸ–±οΈ **UI**: None required (UI:N). 🌍 **Vector**: Network (AV:N). Easy to exploit remotely via HTTP.

Q6Is there a public Exp? (PoC/Wild Exploitation)

πŸ“‚ **Exploit**: Yes, PoC available. πŸ”— **Source**: GitHub (z472421519/BinaryAudit). πŸ“„ **Details**: VDB-337370 contains technical descriptions. ⚠️ Wild exploitation risk is HIGH.

Q7How to self-check? (Features/Scanning)

πŸ” **Check**: Scan for `/goform/onSSIDChange` endpoint. πŸ“‘ **Feature**: Look for Tenda WH450 devices. πŸ› οΈ **Tool**: Use vulnerability scanners detecting stack overflows in embedded HTTP servers.…

Q8Is it fixed officially? (Patch/Mitigation)

πŸ›‘οΈ **Patch**: Not explicitly listed in data. πŸ“ž **Action**: Contact Tenda support. πŸ”„ **Mitigation**: Check vendor site (tenda.com.cn) for updates. 🚫 **Status**: No official patch link provided in source data.

Q9What if no patch? (Workaround)

🚧 **Workaround**: Block external access to the management interface. πŸ›‘ **Network**: Disable remote administration. πŸ”’ **Firewall**: Restrict access to LAN only.…

Q10Is it urgent? (Priority Suggestion)

πŸ”₯ **Urgency**: CRITICAL. 🚨 **Priority**: P1. πŸ“‰ **CVSS**: 9.8 (Critical). ⏳ **Time**: Patch immediately or isolate. 🚫 **Risk**: High due to no auth requirement and available PoC.