CVE-2023-51653 — AI Deep Analysis Summary

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

🚨 **Essence**: JNDI Injection in Hertzbeat < 1.4.1. 💥 **Consequences**: Full system compromise. CVSS 9.8 (Critical). Attackers can execute arbitrary code, steal data, and destroy integrity.

Q: Root Cause? (CWE/Flaw)

🛡️ **Root Cause**: CWE-74 (Improper Neutralization). 🐛 **Flaw**: `JmxCollectImpl.java` uses `JMXConnectorFactory.connect` unsafely. Malicious JMX servers can inject malicious payloads via JNDI.

Q: Who is affected? (Versions/Components)

🏢 **Vendor**: dromara. 📦 **Product**: Hertzbeat (Open-source Real-time Monitor). ⚠️ **Affected**: Versions **before 1.4.1**. If you are on 1.4.1+, you are safe!

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

🕵️ **Hackers Can**: Execute OS commands. 📂 **Access**: Read sensitive config/data. 💣 **Impact**: Complete Control (C:H, I:H, A:H). No user interaction needed.

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 remotely.

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

📜 **Public Exp**: No specific PoC code provided in data. 🔍 **Status**: Confirmed via GitHub Advisory (GHSA-gcmp-vf6v-59gg). High risk of wild exploitation due to low barrier.

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

🔍 **Check**: Scan for Hertzbeat services. 📋 **Version**: Verify if version < 1.4.1. 🛠️ **Tool**: Use CVE scanners targeting JNDI injection in Java/JMX components.

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

✅ **Fixed**: YES. 📅 **Date**: Published 2024-02-22. 🔗 **Patch**: Upgrade to **Hertzbeat 1.4.1** or later. See GitHub commit f794b0d for details.

Q: What if no patch? (Workaround)

🚧 **No Patch?**: Disable JMX collection if possible. 🚫 **Network**: Block external JMX connections. 🛡️ **WAF**: Filter suspicious JNDI strings in traffic. Isolate the instance.

Q: Is it urgent? (Priority Suggestion)

🔥 **Priority**: CRITICAL (9.8/10). ⏳ **Urgency**: IMMEDIATE. 🚀 **Action**: Patch NOW. Remote code execution with no auth is a top-tier threat.

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**: JNDI Injection in Hertzbeat < 1.4.1. 💥 **Consequences**: Full system compromise. CVSS 9.8 (Critical). Attackers can execute arbitrary code, steal data, and destroy integrity.

Q2Root Cause? (CWE/Flaw)

🛡️ **Root Cause**: CWE-74 (Improper Neutralization). 🐛 **Flaw**: `JmxCollectImpl.java` uses `JMXConnectorFactory.connect` unsafely. Malicious JMX servers can inject malicious payloads via JNDI.

Q3Who is affected? (Versions/Components)

🏢 **Vendor**: dromara. 📦 **Product**: Hertzbeat (Open-source Real-time Monitor). ⚠️ **Affected**: Versions **before 1.4.1**. If you are on 1.4.1+, you are safe!

Q4What can hackers do? (Privileges/Data)

🕵️ **Hackers Can**: Execute OS commands. 📂 **Access**: Read sensitive config/data. 💣 **Impact**: Complete Control (C:H, I:H, A:H). No user interaction needed.

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 remotely.

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

📜 **Public Exp**: No specific PoC code provided in data. 🔍 **Status**: Confirmed via GitHub Advisory (GHSA-gcmp-vf6v-59gg). High risk of wild exploitation due to low barrier.

Q7How to self-check? (Features/Scanning)

🔍 **Check**: Scan for Hertzbeat services. 📋 **Version**: Verify if version < 1.4.1. 🛠️ **Tool**: Use CVE scanners targeting JNDI injection in Java/JMX components.

Q8Is it fixed officially? (Patch/Mitigation)

✅ **Fixed**: YES. 📅 **Date**: Published 2024-02-22. 🔗 **Patch**: Upgrade to **Hertzbeat 1.4.1** or later. See GitHub commit f794b0d for details.

Q9What if no patch? (Workaround)

🚧 **No Patch?**: Disable JMX collection if possible. 🚫 **Network**: Block external JMX connections. 🛡️ **WAF**: Filter suspicious JNDI strings in traffic. Isolate the instance.

Q10Is it urgent? (Priority Suggestion)

🔥 **Priority**: CRITICAL (9.8/10). ⏳ **Urgency**: IMMEDIATE. 🚀 **Action**: Patch NOW. Remote code execution with no auth is a top-tier threat.

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