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

✅ **Fixed**: **Yes**. <br>🛡️ **Patch**: Version **4.2.1** and above. <br>🔗 **Reference**: See GitHub Advisory GHSA-v7gr-mqpj-wwh3. The fix is in the commit `630e8525835c698cf58856aa43782d92b18087f2`. Update now! 🔄

Q: Is it urgent? (Priority Suggestion)

🔥 **Urgency**: **HIGH**. <br>📅 **Published**: 2024-08-09. <br>⚡ **Priority**: Immediate action required. Unauthenticated SSRF/XSS is a critical threat to home automation security. Update to 4.2.1+ ASAP! 🏃♂️💨

Question 1

What is this vulnerability? (Essence + Consequences)

Accepted Answer

🚨 **Essence**: openHAB < 4.2.1 has a critical flaw in its addon proxy endpoint. It allows unauthenticated access.…

Question 2

Root Cause? (CWE/Flaw)

Accepted Answer

🔍 **Root Cause**: **CWE-918** (Server-Side Request Forgery).
🛠️ **Flaw**: The proxy endpoint lacks proper authentication checks. It blindly forwards requests.…

Question 3

Who is affected? (Versions/Components)

Accepted Answer

👥 **Affected**: **openHAB** users.
📦 **Version**: All versions **prior to 4.2.1**.
🔧 **Component**: **openHAB-webui** (specifically the addon proxy functionality).…

Question 4

What can hackers do? (Privileges/Data)

Accepted Answer

💀 **Attacker Actions**:
1️⃣ **SSRF**: Induce the server to access internal networks.
2️⃣ **XSS**: Inject malicious scripts via server-side calls.
🔓 **Privileges**: No authentication required!…

Question 5

Is exploitation threshold high? (Auth/Config)

Accepted Answer

📉 **Threshold**: **LOW**.
🔑 **Auth**: **None required**.
🌐 **Config**: Works on non-private networks for SSRF. Even private networks are at risk for XSS.
🎯 **CVSS**: High severity (AV:N/AC:L/PR:N/UI:N).…

Question 6

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

Accepted Answer

🚫 **Public Exploit**: **No**.
📜 **POCs**: The data shows `pocs: []`.
🔒 **Status**: While no public code is available, the vulnerability is well-documented.…

Question 7

How to self-check? (Features/Scanning)

Accepted Answer

🔎 **Self-Check**:
1️⃣ Check your openHAB version. Is it < 4.2.1?
2️⃣ Scan for the **addon proxy endpoint**.
3️⃣ Test for unauthenticated access to proxy features.…

Question 8

Is it fixed officially? (Patch/Mitigation)

Accepted Answer

✅ **Fixed**: **Yes**.
🛡️ **Patch**: Version **4.2.1** and above.
🔗 **Reference**: See GitHub Advisory GHSA-v7gr-mqpj-wwh3. The fix is in the commit `630e8525835c698cf58856aa43782d92b18087f2`. Update now! 🔄

Question 9

What if no patch? (Workaround)

Accepted Answer

🚧 **No Patch Workaround**:
1️⃣ **Network Segmentation**: Isolate openHAB from internal critical servers.
2️⃣ **Firewall Rules**: Block outbound requests from the openHAB server to internal IPs.…

Question 10

Is it urgent? (Priority Suggestion)

Accepted Answer

🔥 **Urgency**: **HIGH**.
📅 **Published**: 2024-08-09.
⚡ **Priority**: Immediate action required. Unauthenticated SSRF/XSS is a critical threat to home automation security. Update to 4.2.1+ ASAP! 🏃‍♂️💨

Goal Reached Thanks to every supporter — we hit 100%!

CVE-2024-42467 — AI Deep Analysis Summary

Q1What is this vulnerability? (Essence + Consequences)

Q2Root Cause? (CWE/Flaw)

Q3Who is affected? (Versions/Components)

Q4What can hackers do? (Privileges/Data)

Q5Is exploitation threshold high? (Auth/Config)

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

Q7How to self-check? (Features/Scanning)

Q8Is it fixed officially? (Patch/Mitigation)

Q9What if no patch? (Workaround)

Q10Is it urgent? (Priority Suggestion)

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