MEDIUM CVSS 6.8
Published: 2025-07-14

CVE-2025-52363

tenda cp3_pro_firmware Security Advisory (CVE-2025-52363)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2025-52363 impacting tenda cp3_pro_firmware. Evaluated with CVSS Base Score of 6.8 (MEDIUM).

Original NVD Description

Source: NIST NVD
Tenda CP3 Pro Firmware V22.5.4.93 contains a hardcoded root password hash in the /etc/passwd file and /etc/passwd-. An attacker with access to the firmware image can extract and attempt to crack the root password hash, potentially obtaining administrative access

📊 CVSS v3.1 Metric Breakdown

Attack Vector
Local (AV:L)
Requires local system execution permissions
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
Low (I:L)
Partial data modification possible
Availability
None (A:N)
No system availability impact

🎯 Affected Versions Matrix

Affected Product tenda / cp3_pro_firmware
Affected Versions 22.5.4.93
Weakness Enumeration CWE-798

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-2025-52363 impacting tenda cp3_pro_firmware.

⚡ Nuclei Detection Template (YAML) cve-2025-52363.yaml
id: cve-2025-52363

info:
  name: tenda cp3_pro_firmware - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: medium
  description: |
    Automated signature & scanner for CVE-2025-52363 affecting tenda cp3_pro_firmware.
    Evaluation: Tenda CP3 Pro Firmware V22.5.4.93 contains a hardcoded root password hash in the /etc/passwd file and /etc/passwd-. An attacker with access to the fir...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2025-52363
  classification:
    cvss-metrics: CVSS:3.1/CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
    cvss-score: 6.8
    cve-id: CVE-2025-52363
    cwe-id: CWE-798
  tags: cve,cve-2025-52363,tenda,cp3_pro_firmware,medium

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "cp3_pro_firmware"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2025-52363.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2025-52363
# Target: tenda cp3_pro_firmware | CVSS: 6.8 (MEDIUM)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2025-52363 (tenda cp3_pro_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 tenda cp3_pro_firmware scope (22.5.4.93).")
        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-2025-52363.sh
# Recommended Remediation & Patching Commands for CVE-2025-52363
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install cp3_pro_firmware 2>/dev/null || \
sudo dnf upgrade cp3_pro_firmware 2>/dev/null || \
sudo yum update cp3_pro_firmware

# 2. Inspect installed package versions for vulnerable scope:
dpkg -l | grep -i cp3_pro_firmware 2>/dev/null || rpm -qa | grep -i cp3_pro_firmware

# 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
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Distributions
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❓ Frequently Asked Questions (FAQ) & Remediation Guide

How do I fix CVE-2025-52363 in tenda cp3_pro_firmware?

Review vendor-specific security notices and update tenda cp3_pro_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-2025-52363?

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-2025-52363?

CVE-2025-52363 is classified with a CVSS 3.1 Base Score of 6.8 (MEDIUM). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
6.8
MEDIUM SEVERITY
CVE ID CVE-2025-52363
Weakness CWE-798
Vendor tenda
Product cp3_pro_firmware
Published 2025-07-14
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N