CRITICAL CVSS 9.8
Published: 2021-02-09

CVE-2021-25139

hp moonshot_provisioning_manager Security Advisory (CVE-2021-25139)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2021-25139 impacting hp moonshot_provisioning_manager. Evaluated with CVSS Base Score of 9.8 (CRITICAL).

Original NVD Description

Source: NIST NVD
A potential security vulnerability has been identified in the HPE Moonshot Provisioning Manager v1.20. The HPE Moonshot Provisioning Manager is an application that is installed in a VMWare or Microsoft Hyper-V environment that is used to setup and configure an HPE Moonshot 1500 chassis. This vulnerability could be remotely exploited by an unauthenticated user to cause a stack based buffer overflow using user supplied input to the `khuploadfile.cgi` CGI ELF. The stack based buffer overflow could lead to Remote Code Execution, Denial of Service, and/or compromise system integrity. **Note:** HPE recommends that customers discontinue the use of the HPE Moonshot Provisioning Manager. The HPE Moonshot Provisioning Manager application is discontinued, no longer supported, is not available to download from the HPE Support Center, and no patch is available.

📊 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 hp / moonshot_provisioning_manager
Affected Versions 1.20
Weakness Enumeration CWE-787

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-2021-25139 impacting hp moonshot_provisioning_manager.

⚡ Nuclei Detection Template (YAML) cve-2021-25139.yaml
id: cve-2021-25139

info:
  name: hp moonshot_provisioning_manager - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: critical
  description: |
    Automated signature & scanner for CVE-2021-25139 affecting hp moonshot_provisioning_manager.
    Evaluation: A potential security vulnerability has been identified in the HPE Moonshot Provisioning Manager v1.20. The HPE Moonshot Provisioning Manager is an app...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2021-25139
  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-2021-25139
    cwe-id: CWE-787
  tags: cve,cve-2021-25139,hp,moonshot_provisioning_man,critical

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "moonshot_provisioning_manager"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2021-25139.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2021-25139
# Target: hp moonshot_provisioning_manager | 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-2021-25139 (hp moonshot_provisioning_manager)...")
    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 hp moonshot_provisioning_manager scope (1.20).")
        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-2021-25139.sh
# Recommended Remediation & Patching Commands for CVE-2021-25139
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install moonshot_provisioning_man 2>/dev/null || \
sudo dnf upgrade moonshot_provisioning_man 2>/dev/null || \
sudo yum update moonshot_provisioning_man

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

# 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

❓ Frequently Asked Questions (FAQ) & Remediation Guide

How do I fix CVE-2021-25139 in hp moonshot_provisioning_manager?

Review vendor-specific security notices and update hp moonshot_provisioning_manager 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-2021-25139?

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-2021-25139?

CVE-2021-25139 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-2021-25139
Weakness CWE-787
Vendor hp
Product moonshot_provisioning_manager
Published 2021-02-09
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H