HIGH CVSS 7.7
Published: 2022-11-02

CVE-2021-45447

hitachi vantara_pentaho Security Advisory (CVE-2021-45447)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2021-45447 impacting hitachi vantara_pentaho. Evaluated with CVSS Base Score of 7.7 (HIGH).

Original NVD Description

Source: NIST NVD
Hitachi Vantara Pentaho Business Analytics Server versions before 9.3.0.0, 9.2.0.2 and 8.3.0.25 with the Data Lineage feature enabled transmits database passwords in clear text.   The transmission of sensitive data in clear text allows unauthorized actors with access to the network to sniff and obtain sensitive information that can be later used to gain unauthorized access.

📊 CVSS v3.1 Metric Breakdown

Attack Vector
Network (AV:N)
Exploitable remotely across internet boundaries
Attack Complexity
High (AC:H)
Depends on race conditions or environment
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
Low (C:L)
Partial information leakage
Integrity
High (I:H)
Total modification of target system
Availability
High (A:H)
Total denial of service or shutdown

🎯 Affected Versions Matrix

Affected Product hitachi / vantara_pentaho
Affected Versions *
Weakness Enumeration CWE-319

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-2021-45447 impacting hitachi vantara_pentaho.

⚡ Nuclei Detection Template (YAML) cve-2021-45447.yaml
id: cve-2021-45447

info:
  name: hitachi vantara_pentaho - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: high
  description: |
    Automated signature & scanner for CVE-2021-45447 affecting hitachi vantara_pentaho.
    Evaluation: 
Hitachi Vantara Pentaho Business Analytics Server versions before 9.3.0.0, 9.2.0.2 and 
8.3.0.25 with the Data Lineage feature enabled transmits data...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2021-45447
  classification:
    cvss-metrics: CVSS:3.1/CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:H
    cvss-score: 7.7
    cve-id: CVE-2021-45447
    cwe-id: CWE-319
  tags: cve,cve-2021-45447,hitachi,vantara_pentaho,high

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "vantara_pentaho"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2021-45447.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2021-45447
# Target: hitachi vantara_pentaho | CVSS: 7.7 (HIGH)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2021-45447 (hitachi vantara_pentaho)...")
    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 hitachi vantara_pentaho 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-2021-45447.sh
# Recommended Remediation & Patching Commands for CVE-2021-45447
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install vantara_pentaho 2>/dev/null || \
sudo dnf upgrade vantara_pentaho 2>/dev/null || \
sudo yum update vantara_pentaho

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

# 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-2021-45447 in hitachi vantara_pentaho?

Review vendor-specific security notices and update hitachi vantara_pentaho 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-2021-45447?

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-2021-45447?

CVE-2021-45447 is classified with a CVSS 3.1 Base Score of 7.7 (HIGH). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
7.7
HIGH SEVERITY
CVE ID CVE-2021-45447
Weakness CWE-319
Vendor hitachi
Product vantara_pentaho
Published 2022-11-02
Vector CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:H