MEDIUM CVSS 4.9
Published: 2025-09-01

CVE-2025-9570

sun.net ehrd_ctms Security Advisory (CVE-2025-9570)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2025-9570 impacting sun.net ehrd_ctms. Evaluated with CVSS Base Score of 4.9 (MEDIUM).

Original NVD Description

Source: NIST NVD
The eHRD CTMS developed by Sunnet has an Arbitrary File Reading vulnerability, allowing remote attackers with administrator privileges to exploit Relative Path Traversal to download arbitrary system files.

📊 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
High (PR:H)
Administrative credentials required
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
None (I:N)
No system modification impact
Availability
None (A:N)
No system availability impact

🎯 Affected Versions Matrix

Affected Product sun.net / ehrd_ctms
Affected Versions -
Weakness Enumeration CWE-23

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-2025-9570 impacting sun.net ehrd_ctms.

⚡ Nuclei Detection Template (YAML) cve-2025-9570.yaml
id: cve-2025-9570

info:
  name: sun.net ehrd_ctms - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: medium
  description: |
    Automated signature & scanner for CVE-2025-9570 affecting sun.net ehrd_ctms.
    Evaluation: The eHRD CTMS developed by Sunnet has an Arbitrary File Reading vulnerability, allowing remote attackers with administrator privileges to exploit Rela...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2025-9570
  classification:
    cvss-metrics: CVSS:3.1/CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
    cvss-score: 4.9
    cve-id: CVE-2025-9570
    cwe-id: CWE-23
  tags: cve,cve-2025-9570,sun.net,ehrd_ctms,medium

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "ehrd_ctms"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2025-9570.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2025-9570
# Target: sun.net ehrd_ctms | CVSS: 4.9 (MEDIUM)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2025-9570 (sun.net ehrd_ctms)...")
    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 sun.net ehrd_ctms scope (-).")
        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-2025-9570.sh
# Recommended Remediation & Patching Commands for CVE-2025-9570
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install ehrd_ctms 2>/dev/null || \
sudo dnf upgrade ehrd_ctms 2>/dev/null || \
sudo yum update ehrd_ctms

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

# 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
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❓ Frequently Asked Questions (FAQ) & Remediation Guide

How do I fix CVE-2025-9570 in sun.net ehrd_ctms?

Review vendor-specific security notices and update sun.net ehrd_ctms 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-2025-9570?

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-2025-9570?

CVE-2025-9570 is classified with a CVSS 3.1 Base Score of 4.9 (MEDIUM). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
4.9
MEDIUM SEVERITY
CVE ID CVE-2025-9570
Weakness CWE-23
Vendor sun.net
Product ehrd_ctms
Published 2025-09-01
Vector CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N