CVE-2024-4300 — AI Deep Analysis Summary

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

🚨 **Essence**: EC-WEB FS-EZViewer has a critical info leak. 📉 **Consequences**: Attackers get DB config paths. Total exposure of sensitive data without login.

Q: Root Cause? (CWE/Flaw)

🛡️ **Root Cause**: CWE-200 (Information Exposure). 🐛 **Flaw**: The app fails to protect database configuration files. Source code reveals paths directly.

Q: Who is affected? (Versions/Components)

🏢 **Vendor**: E-WEB Information Co. 📦 **Product**: FS-EZViewer (Web). 📅 **Affected**: Version 10.4.0.X and earlier. Check your version now!

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

💻 **Privileges**: None needed. 🕵️ **Data**: Database config paths. 📂 **Impact**: High. Attackers can map out the backend infrastructure easily.

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

🔓 **Auth**: No login required! 🌐 **Config**: Public access. The threshold is extremely low. Anyone on the network can exploit this.

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

📜 **Exploit**: No public PoC listed in data. 🌍 **Wild Exp**: Unknown. But the flaw is obvious, so custom scripts likely exist.

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

🔍 **Check**: Inspect page source code. 📂 **Look for**: Database config file paths. 🛠️ **Scan**: Use tools to detect info leaks in web sources.

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

🩹 **Patch**: Update to >10.4.0.X. 📢 **Official**: Vendor released advisory on 2024-04-29. Apply the fix ASAP.

Q: What if no patch? (Workaround)

🚧 **Workaround**: Restrict web access. 🔒 **Mitigation**: Block external access to the viewer. Hide source code if possible.

Q: Is it urgent? (Priority Suggestion)

🔥 **Urgency**: HIGH! 🚨 **Priority**: Critical. CVSS is High (H/H/H). Fix immediately to prevent data breach.

Updated May 08, 2026 CVSS 9.8 · 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**: EC-WEB FS-EZViewer has a critical info leak. 📉 **Consequences**: Attackers get DB config paths. Total exposure of sensitive data without login.

Q2Root Cause? (CWE/Flaw)

🛡️ **Root Cause**: CWE-200 (Information Exposure). 🐛 **Flaw**: The app fails to protect database configuration files. Source code reveals paths directly.

Q3Who is affected? (Versions/Components)

🏢 **Vendor**: E-WEB Information Co. 📦 **Product**: FS-EZViewer (Web). 📅 **Affected**: Version 10.4.0.X and earlier. Check your version now!

Q4What can hackers do? (Privileges/Data)

💻 **Privileges**: None needed. 🕵️ **Data**: Database config paths. 📂 **Impact**: High. Attackers can map out the backend infrastructure easily.

Q5Is exploitation threshold high? (Auth/Config)

🔓 **Auth**: No login required! 🌐 **Config**: Public access. The threshold is extremely low. Anyone on the network can exploit this.

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

📜 **Exploit**: No public PoC listed in data. 🌍 **Wild Exp**: Unknown. But the flaw is obvious, so custom scripts likely exist.

Q7How to self-check? (Features/Scanning)

🔍 **Check**: Inspect page source code. 📂 **Look for**: Database config file paths. 🛠️ **Scan**: Use tools to detect info leaks in web sources.

Q8Is it fixed officially? (Patch/Mitigation)

🩹 **Patch**: Update to >10.4.0.X. 📢 **Official**: Vendor released advisory on 2024-04-29. Apply the fix ASAP.

Q9What if no patch? (Workaround)

🚧 **Workaround**: Restrict web access. 🔒 **Mitigation**: Block external access to the viewer. Hide source code if possible.

Q10Is it urgent? (Priority Suggestion)

🔥 **Urgency**: HIGH! 🚨 **Priority**: Critical. CVSS is High (H/H/H). Fix immediately to prevent data breach.

Continue exploring

Vulnerability detail Full AI analysis (login) E-WEBInformationCo. CWE-200