CVE-2025-62877 — AI Deep Analysis Summary

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

🚨 **Essence**: Default SSH passwords are exposed in SUSE Virtualization Harvester. ⚠️ **Consequences**: Leads to **unauthorized access** attacks. Critical integrity and confidentiality loss.

Q: Root Cause? (CWE/Flaw)

🛡️ **CWE**: CWE-1188 (Insecure Default Initialization of Resource). ❌ **Flaw**: The system ships with weak, default SSH credentials that are not changed upon deployment.

Q: Who is affected? (Versions/Components)

🏢 **Vendor**: SUSE. 📦 **Product**: Harvester (Virtualization Management Platform). 📅 **Affected**: Versions **1.5.x** and **1.6.x**.

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

🔓 **Privileges**: Full SSH access. 💾 **Data**: High impact on Confidentiality, Integrity, and Availability (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H). Admin-level control likely.

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

📉 **Threshold**: **LOW**. 🔑 **Auth**: None required (PR:N). ⚙️ **Config**: Low complexity (AC:L). Remote exploitation is trivial.

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

🔍 **Check**: Scan for Harvester instances on SSH port (22). 🧪 **Test**: Attempt login with known default credentials for Harvester 1.5/1.6. 📊 **Scan**: Use CVSS vector to prioritize high-risk assets.

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

🩹 **Fix**: Refer to SUSE Bugzilla [CVE-2025-62877](https://bugzilla.suse.com/show_bug.cgi?id=CVE-2025-62877) for official patches. ✅ **Status**: Advisory published 2026-01-08.

Q: What if no patch? (Workaround)

🚧 **Workaround**: Immediately change default SSH passwords. 🔒 **Mitigation**: Restrict SSH access via firewall rules. Disable password auth if possible. Enforce key-based auth.

Q: Is it urgent? (Priority Suggestion)

🔥 **Urgency**: **CRITICAL**. ⚡ **Priority**: Patch immediately. Remote, unauthenticated, high impact. Do not ignore.

Updated May 06, 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**: Default SSH passwords are exposed in SUSE Virtualization Harvester. <br>⚠️ **Consequences**: Leads to **unauthorized access** attacks. Critical integrity and confidentiality loss.

Q2Root Cause? (CWE/Flaw)

🛡️ **CWE**: CWE-1188 (Insecure Default Initialization of Resource). <br>❌ **Flaw**: The system ships with weak, default SSH credentials that are not changed upon deployment.

Q3Who is affected? (Versions/Components)

🏢 **Vendor**: SUSE. <br>📦 **Product**: Harvester (Virtualization Management Platform). <br>📅 **Affected**: Versions **1.5.x** and **1.6.x**.

Q4What can hackers do? (Privileges/Data)

🔓 **Privileges**: Full SSH access. <br>💾 **Data**: High impact on Confidentiality, Integrity, and Availability (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H). Admin-level control likely.

Q5Is exploitation threshold high? (Auth/Config)

📉 **Threshold**: **LOW**. <br>🔑 **Auth**: None required (PR:N). <br>⚙️ **Config**: Low complexity (AC:L). Remote exploitation is trivial.

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

🕵️ **Public Exp?**: No specific PoC code listed in data. <br>🌍 **Wild Exp**: Likely easy due to default creds.…

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Q7How to self-check? (Features/Scanning)

🔍 **Check**: Scan for Harvester instances on SSH port (22). <br>🧪 **Test**: Attempt login with known default credentials for Harvester 1.5/1.6. <br>📊 **Scan**: Use CVSS vector to prioritize high-risk assets.

Q8Is it fixed officially? (Patch/Mitigation)

🩹 **Fix**: Refer to SUSE Bugzilla [CVE-2025-62877](https://bugzilla.suse.com/show_bug.cgi?id=CVE-2025-62877) for official patches. <br>✅ **Status**: Advisory published 2026-01-08.

Q9What if no patch? (Workaround)

🚧 **Workaround**: Immediately change default SSH passwords. <br>🔒 **Mitigation**: Restrict SSH access via firewall rules. Disable password auth if possible. Enforce key-based auth.

Q10Is it urgent? (Priority Suggestion)

🔥 **Urgency**: **CRITICAL**. <br>⚡ **Priority**: Patch immediately. Remote, unauthenticated, high impact. Do not ignore.

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Vulnerability detail Full AI analysis (login) SUSE CWE-1188