CVE-2025-10183 — AI Deep Analysis Summary

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

🚨 **Essence**: Blind XXE Injection in OpenMessaging webservice. 💥 **Consequences**: Arbitrary file leakage & potential DoS. Critical impact on confidentiality & availability.

Q: Root Cause? (CWE/Flaw)

🛡️ **Root Cause**: **CWE-611** (Improper Restriction of XML External Entity Reference). The parser processes external entities without proper validation.

Q: Who is affected? (Versions/Components)

🏢 **Affected**: **TecCom TecConnect**. 📦 **Version**: **4.1**. 🇩🇪 Vendor: TecCom (Germany). Middleware component.

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

🕵️ **Attacker Actions**: Read arbitrary files from the server. 📂 **Data Impact**: High Confidentiality loss. 💣 **Availability**: High impact (DoS possible via entity expansion).

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

⚡ **Threshold**: **LOW**. 🌐 **Network**: Remote (AV:N). 🔓 **Auth**: None required (PR:N). 🖱️ **UI**: None required (UI:N). Easy to exploit.

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

📢 **Public Exp?**: **Yes**. 🔗 Reference: Black Lantern Security blog. 🧪 **PoC**: Available in the linked analysis. Wild exploitation risk is real.

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

🔍 **Self-Check**: Scan for **TecConnect 4.1**. 📡 Look for **OpenMessaging webservice** endpoints. 🧪 Test for XXE responses (file content in error/logs).

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

🛠️ **Official Fix**: Data does not list a specific patch version. ⚠️ **Status**: Published 2025-09-09. Check vendor site for updates immediately.

Q: What if no patch? (Workaround)

🚧 **Workaround**: Block external entity processing. 🚫 **Input Validation**: Sanitize XML inputs. 🛑 **Network**: Restrict access to the webservice via firewall/WAF rules.

Q: Is it urgent? (Priority Suggestion)

🔥 **Urgency**: **CRITICAL**. 📈 **CVSS**: High (C:H, A:H). 🚀 **Priority**: Patch immediately or apply strict WAF rules. Do not ignore!

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**: Blind XXE Injection in OpenMessaging webservice. 💥 **Consequences**: Arbitrary file leakage & potential DoS. Critical impact on confidentiality & availability.

Q2Root Cause? (CWE/Flaw)

🛡️ **Root Cause**: **CWE-611** (Improper Restriction of XML External Entity Reference). The parser processes external entities without proper validation.

Q3Who is affected? (Versions/Components)

🏢 **Affected**: **TecCom TecConnect**. 📦 **Version**: **4.1**. 🇩🇪 Vendor: TecCom (Germany). Middleware component.

Q4What can hackers do? (Privileges/Data)

🕵️ **Attacker Actions**: Read arbitrary files from the server. 📂 **Data Impact**: High Confidentiality loss. 💣 **Availability**: High impact (DoS possible via entity expansion).

Q5Is exploitation threshold high? (Auth/Config)

⚡ **Threshold**: **LOW**. 🌐 **Network**: Remote (AV:N). 🔓 **Auth**: None required (PR:N). 🖱️ **UI**: None required (UI:N). Easy to exploit.

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

📢 **Public Exp?**: **Yes**. 🔗 Reference: Black Lantern Security blog. 🧪 **PoC**: Available in the linked analysis. Wild exploitation risk is real.

Q7How to self-check? (Features/Scanning)

🔍 **Self-Check**: Scan for **TecConnect 4.1**. 📡 Look for **OpenMessaging webservice** endpoints. 🧪 Test for XXE responses (file content in error/logs).

Q8Is it fixed officially? (Patch/Mitigation)

🛠️ **Official Fix**: Data does not list a specific patch version. ⚠️ **Status**: Published 2025-09-09. Check vendor site for updates immediately.

Q9What if no patch? (Workaround)

🚧 **Workaround**: Block external entity processing. 🚫 **Input Validation**: Sanitize XML inputs. 🛑 **Network**: Restrict access to the webservice via firewall/WAF rules.

Q10Is it urgent? (Priority Suggestion)

🔥 **Urgency**: **CRITICAL**. 📈 **CVSS**: High (C:H, A:H). 🚀 **Priority**: Patch immediately or apply strict WAF rules. Do not ignore!

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Vulnerability detail Full AI analysis (login) TecCom CWE-611