CVE-2024-39785 — AI Deep Analysis Summary

Q: What is this vulnerability? (Essence + Consequences)

🚨 **Essence**: Command Injection in WAVLINK AC3000. 💥 **Consequences**: Full device compromise. Attackers can execute arbitrary system commands, leading to total loss of confidentiality, integrity, and availability.

Q: Root Cause? (CWE/Flaw)

🛡️ **Root Cause**: CWE-74 (OS Command Injection). 🔍 **Flaw**: The firmware fails to properly sanitize user inputs before passing them to the operating system shell, allowing malicious code execution.

Q: Who is affected? (Versions/Components)

📦 **Affected**: WAVLINK AC3000 Router. 🔢 **Version**: Specifically M33A8.V5030.210505. 🏢 **Vendor**: Wavlink (China).

Q: What can hackers do? (Privileges/Data)

💀 **Attacker Actions**: 1. Execute any OS command. 2. Steal sensitive network data. 3. Install backdoors/malware. 4. Pivot to internal network devices.

Q: Is exploitation threshold high? (Auth/Config)

🔑 **Threshold**: Medium. 🔒 **Auth Required**: Yes (PR:H). ⚙️ **Config**: Low complexity (AC:L). 👀 **UI**: No user interaction needed (UI:N).

Q: Is there a public Exp? (PoC/Wild Exploitation)

📢 **Public Exploit**: No specific PoC provided in data. 🌐 **Reference**: Talos Intelligence report (TALOS-2024-2058) details the vulnerability, but active wild exploitation is not confirmed in this dataset.

Q: How to self-check? (Features/Scanning)

🔍 **Self-Check**: 1. Identify if you use WAVLINK AC3000. 2. Verify firmware version is M33A8.V5030.210505. 3. Scan for known injection patterns in web interfaces if accessible.

Q: Is it fixed officially? (Patch/Mitigation)

🩹 **Fix Status**: Not explicitly stated as patched in the snippet. 📅 **Published**: Jan 14, 2025. ✅ **Action**: Check vendor site immediately for updates. Talos report is the primary source for details.

Q: What if no patch? (Workaround)

🚧 **Workaround**: 1. Change default admin passwords. 2. Disable remote management features. 3. Isolate router on a separate VLAN. 4. Monitor logs for unusual command outputs.

Q: Is it urgent? (Priority Suggestion)

⚡ **Urgency**: HIGH. 🔥 **Priority**: Critical. 📉 **Impact**: CVSS Score indicates High impact (C:H, I:H, A:H). Immediate patching or mitigation is required to prevent total network compromise.

Updated May 08, 2026 CVSS 9.1 · Critical

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 →

Q1What is this vulnerability? (Essence + Consequences)

🚨 **Essence**: Command Injection in WAVLINK AC3000. <br>💥 **Consequences**: Full device compromise. Attackers can execute arbitrary system commands, leading to total loss of confidentiality, integrity, and availability.

Q2Root Cause? (CWE/Flaw)

🛡️ **Root Cause**: CWE-74 (OS Command Injection). <br>🔍 **Flaw**: The firmware fails to properly sanitize user inputs before passing them to the operating system shell, allowing malicious code execution.

Q3Who is affected? (Versions/Components)

📦 **Affected**: WAVLINK AC3000 Router. <br>🔢 **Version**: Specifically M33A8.V5030.210505. <br>🏢 **Vendor**: Wavlink (China).

Q4What can hackers do? (Privileges/Data)

💀 **Attacker Actions**: <br>1. Execute any OS command. <br>2. Steal sensitive network data. <br>3. Install backdoors/malware. <br>4. Pivot to internal network devices.

Q5Is exploitation threshold high? (Auth/Config)

🔑 **Threshold**: Medium. <br>🔒 **Auth Required**: Yes (PR:H). <br>⚙️ **Config**: Low complexity (AC:L). <br>👀 **UI**: No user interaction needed (UI:N).

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

📢 **Public Exploit**: No specific PoC provided in data. <br>🌐 **Reference**: Talos Intelligence report (TALOS-2024-2058) details the vulnerability, but active wild exploitation is not confirmed in this dataset.

Q7How to self-check? (Features/Scanning)

🔍 **Self-Check**: <br>1. Identify if you use WAVLINK AC3000. <br>2. Verify firmware version is M33A8.V5030.210505. <br>3. Scan for known injection patterns in web interfaces if accessible.

Q8Is it fixed officially? (Patch/Mitigation)

🩹 **Fix Status**: Not explicitly stated as patched in the snippet. <br>📅 **Published**: Jan 14, 2025. <br>✅ **Action**: Check vendor site immediately for updates. Talos report is the primary source for details.

Q9What if no patch? (Workaround)

🚧 **Workaround**: <br>1. Change default admin passwords. <br>2. Disable remote management features. <br>3. Isolate router on a separate VLAN. <br>4. Monitor logs for unusual command outputs.

Q10Is it urgent? (Priority Suggestion)

⚡ **Urgency**: HIGH. <br>🔥 **Priority**: Critical. <br>📉 **Impact**: CVSS Score indicates High impact (C:H, I:H, A:H). Immediate patching or mitigation is required to prevent total network compromise.

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Vulnerability detail Full AI analysis (login) Wavlink CWE-74