CVE-2025-3200 — AI Deep Analysis Summary

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

🚨 **Essence**: Wiesemann & Theis Com-Server uses weak TLS 1.0/1.1. 💥 **Consequences**: Encrypted comms can be intercepted & manipulated. Critical risk to industrial automation integrity.

Q: Root Cause? (CWE/Flaw)

🛡️ **CWE-327**: Use of a Broken Cryptographic Algorithm. ❌ **Flaw**: Reliance on outdated, insecure TLS protocols (1.0 & 1.1) instead of modern standards.

Q: Who is affected? (Versions/Components)

🏭 **Vendor**: Wiesemann & Theis. 📦 **Product**: Com-Server++ (Industrial Comm Server). 📉 **Affected**: Versions **before 1.60**.

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

🕵️ **Hackers Can**: Intercept traffic & manipulate data. 🔓 **Privileges**: No auth required (PR:N). 📊 **Impact**: High Confidentiality & Integrity loss (C:H, I:H).

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

⚡ **Threshold**: LOW. 🔑 **Auth**: None required (PR:N). 🌐 **Access**: Network accessible (AV:N). Easy to exploit remotely.

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

🚫 **Public Exp?**: No PoCs listed in data. ⚠️ **Wild Exp**: Unlikely yet, but theoretical risk is HIGH due to weak crypto.

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

🔍 **Check**: Scan for TLS 1.0/1.1 support on port 443/80. 📋 **Verify**: Check firmware version < 1.60. 🛠️ **Tool**: Use SSL/TLS scanners to detect weak cipher suites.

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

✅ **Fixed**: Yes. 🔧 **Patch**: Upgrade to **Com-Server++ v1.60 or later**. 📖 **Ref**: VDE-2025-031 advisory.

Q: What if no patch? (Workaround)

🚧 **No Patch?**: Disable TLS 1.0/1.1 in config. 🔒 **Workaround**: Enforce TLS 1.2+ only. 🚫 **Isolate**: Segment industrial network to limit exposure.

Q: Is it urgent? (Priority Suggestion)

🔥 **Urgency**: HIGH. ⚖️ **CVSS**: 7.5 (High). 📅 **Action**: Patch immediately. Industrial systems are prime targets for manipulation.

Updated May 06, 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**: Wiesemann & Theis Com-Server uses weak TLS 1.0/1.1. <br>💥 **Consequences**: Encrypted comms can be intercepted & manipulated. Critical risk to industrial automation integrity.

Q2Root Cause? (CWE/Flaw)

🛡️ **CWE-327**: Use of a Broken Cryptographic Algorithm. <br>❌ **Flaw**: Reliance on outdated, insecure TLS protocols (1.0 & 1.1) instead of modern standards.

Q3Who is affected? (Versions/Components)

🏭 **Vendor**: Wiesemann & Theis. <br>📦 **Product**: Com-Server++ (Industrial Comm Server). <br>📉 **Affected**: Versions **before 1.60**.

Q4What can hackers do? (Privileges/Data)

🕵️ **Hackers Can**: Intercept traffic & manipulate data. <br>🔓 **Privileges**: No auth required (PR:N). <br>📊 **Impact**: High Confidentiality & Integrity loss (C:H, I:H).

Q5Is exploitation threshold high? (Auth/Config)

⚡ **Threshold**: LOW. <br>🔑 **Auth**: None required (PR:N). <br>🌐 **Access**: Network accessible (AV:N). Easy to exploit remotely.

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

🚫 **Public Exp?**: No PoCs listed in data. <br>⚠️ **Wild Exp**: Unlikely yet, but theoretical risk is HIGH due to weak crypto.

Q7How to self-check? (Features/Scanning)

🔍 **Check**: Scan for TLS 1.0/1.1 support on port 443/80. <br>📋 **Verify**: Check firmware version < 1.60. <br>🛠️ **Tool**: Use SSL/TLS scanners to detect weak cipher suites.

Q8Is it fixed officially? (Patch/Mitigation)

✅ **Fixed**: Yes. <br>🔧 **Patch**: Upgrade to **Com-Server++ v1.60 or later**. <br>📖 **Ref**: VDE-2025-031 advisory.

Q9What if no patch? (Workaround)

🚧 **No Patch?**: Disable TLS 1.0/1.1 in config. <br>🔒 **Workaround**: Enforce TLS 1.2+ only. <br>🚫 **Isolate**: Segment industrial network to limit exposure.

Q10Is it urgent? (Priority Suggestion)

🔥 **Urgency**: HIGH. <br>⚖️ **CVSS**: 7.5 (High). <br>📅 **Action**: Patch immediately. Industrial systems are prime targets for manipulation.

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Vulnerability detail Full AI analysis (login) Wiesemann & Theis CWE-327