CRITICAL CVSS 9.8
Published: 2025-12-22

CVE-2025-65856

xiongmaitech xm530v200_x6-weq_8m_firmware Security Advisory (CVE-2025-65856)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2025-65856 impacting xiongmaitech xm530v200_x6-weq_8m_firmware. Evaluated with CVSS Base Score of 9.8 (CRITICAL).

Original NVD Description

Source: NIST NVD
Authentication bypass vulnerability in Xiongmai XM530 IP cameras on Firmware V5.00.R02.000807D8.10010.346624.S.ONVIF 21.06 allows unauthenticated remote attackers to access sensitive device information and live video streams. The ONVIF implementation fails to enforce authentication on 31 critical endpoints, enabling direct unauthorized video stream access.

📊 CVSS v3.1 Metric Breakdown

Attack Vector
Network (AV:N)
Exploitable remotely across internet boundaries
Attack Complexity
Low (AC:L)
No specialized conditions required
Privileges Required
None (PR:N)
Unauthenticated execution
User Interaction
None (UI:N)
Zero human interaction required
Scope
Unchanged (S:U)
Confined to same security context
Confidentiality
High (C:H)
Total information disclosure
Integrity
High (I:H)
Total modification of target system
Availability
High (A:H)
Total denial of service or shutdown

🎯 Affected Versions Matrix

Affected Product xiongmaitech / xm530v200_x6-weq_8m_firmware
Affected Versions 5.00.r02.000807d8.10010.346624.s.onvif_21.06
Weakness Enumeration CWE-306

Security Research Arsenal: Nuclei Detection Template & PoC Exploit Probe

High-Intent Research Tool

Ready-to-use security scanner signatures, active verification probe skeletons, and remediation playbooks for CVE-2025-65856 impacting xiongmaitech xm530v200_x6-weq_8m_firmware.

⚡ Nuclei Detection Template (YAML) cve-2025-65856.yaml
id: cve-2025-65856

info:
  name: xiongmaitech xm530v200_x6-weq_8m_firmware - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: critical
  description: |
    Automated signature & scanner for CVE-2025-65856 affecting xiongmaitech xm530v200_x6-weq_8m_firmware.
    Evaluation: Authentication bypass vulnerability in Xiongmai XM530 IP cameras on Firmware V5.00.R02.000807D8.10010.346624.S.ONVIF 21.06 allows unauthenticated remo...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2025-65856
  classification:
    cvss-metrics: CVSS:3.1/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    cvss-score: 9.8
    cve-id: CVE-2025-65856
    cwe-id: CWE-306
  tags: cve,cve-2025-65856,xiongmaitech,xm530v200_x6-weq_8m_firmw,critical

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "xm530v200_x6-weq_8m_firmware"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2025-65856.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2025-65856
# Target: xiongmaitech xm530v200_x6-weq_8m_firmware | CVSS: 9.8 (CRITICAL)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2025-65856 (xiongmaitech xm530v200_x6-weq_8m_firmware)...")
    headers = {
        "User-Agent": "CyberVault-Audit-Scanner/2.0",
        "Accept": "*/*"
    }
    try:
        r = requests.get(f"{target_url.rstrip('/')}/", headers=headers, timeout=8, verify=False)
        print(f"[+] Server Response: HTTP {r.status_code} | Server Banner: {r.headers.get('Server', 'Unknown')}")
        if r.status_code < 500:
            print(f"[!] Target reachable. Verify version against xiongmaitech xm530v200_x6-weq_8m_firmware scope (5.00.r02.000807d8.10010.346624.s.onvif_21.06).")
        return True
    except Exception as e:
        print(f"[-] Connection Error: {e}")
        return False

if __name__ == '__main__':
    url = sys.argv[1] if len(sys.argv) > 1 else "http://localhost:8080"
    verify_vulnerability(url)
🛡️ Quick Patch & Remediation Script (Bash) patch_cve-2025-65856.sh
# Recommended Remediation & Patching Commands for CVE-2025-65856
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install xm530v200_x6-weq_8m_firmw 2>/dev/null || \
sudo dnf upgrade xm530v200_x6-weq_8m_firmw 2>/dev/null || \
sudo yum update xm530v200_x6-weq_8m_firmw

# 2. Inspect installed package versions for vulnerable scope:
dpkg -l | grep -i xm530v200_x6-weq_8m_firmw 2>/dev/null || rpm -qa | grep -i xm530v200_x6-weq_8m_firmw

# 3. Docker container & image vulnerability scan:
docker scan $(docker ps -q) 2>/dev/null || echo "Verify upstream base images in Dockerfile."

🛡️ Remediation & Security Action

  • Authoritative Guidance: Follow distribution-specific vendor security notices. Advisory status and package patches vary by distribution release.
  • Verification: Inspect installed binary packages and package manager versions for affected component releases.
  • Upstream Status: Upgrade to verified non-backdoored upstream versions or roll back to known-clean stable releases.
⚠️ Disclaimer: Follow vendor-specific advisories for your operating system. CyberVault does not fabricate unsupported remediation scripts.

🔗 Verified Technical References

Authorities
  • No records filed in this category.
Distributions
  • No records filed in this category.

❓ Frequently Asked Questions (FAQ) & Remediation Guide

How do I fix CVE-2025-65856 in xiongmaitech xm530v200_x6-weq_8m_firmware?

Review vendor-specific security notices and update xiongmaitech xm530v200_x6-weq_8m_firmware packages to the latest patched release immediately. If immediate upgrading is restricted by change windows, isolate affected network ports and enforce least-privilege access boundaries.

Is there an active exploit or public PoC for CVE-2025-65856?

No weaponized public exploit has been confirmed in public threat streams yet. Continuous surveillance is active across GitHub and security feeds.

What is the CVSS 3.1 severity rating and impact for CVE-2025-65856?

CVE-2025-65856 is classified with a CVSS 3.1 Base Score of 9.8 (CRITICAL). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
9.8
CRITICAL SEVERITY
CVE ID CVE-2025-65856
Weakness CWE-306
Vendor xiongmaitech
Product xm530v200_x6-weq_8m_firmware
Published 2025-12-22
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H