HIGH CVSS 7.5
Published: 2017-10-06

CVE-2017-9272

microfocus bi-directional_driver Security Advisory (CVE-2017-9272)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2017-9272 impacting microfocus bi-directional_driver. Evaluated with CVSS Base Score of 7.5 (HIGH).

Original NVD Description

Source: NIST NVD
The Bi-directional driver in IDM 4.5 before 4.0.3.0 could be susceptible to a denial of service attack.

📊 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
None (C:N)
No data confidentiality impact
Integrity
None (I:N)
No system modification impact
Availability
High (A:H)
Total denial of service or shutdown

🎯 Affected Versions Matrix

Affected Product microfocus / bi-directional_driver
Affected Versions *
Weakness Enumeration CWE-20

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-2017-9272 impacting microfocus bi-directional_driver.

⚡ Nuclei Detection Template (YAML) cve-2017-9272.yaml
id: cve-2017-9272

info:
  name: microfocus bi-directional_driver - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: high
  description: |
    Automated signature & scanner for CVE-2017-9272 affecting microfocus bi-directional_driver.
    Evaluation: The Bi-directional driver in IDM 4.5 before 4.0.3.0 could be susceptible to a denial of service attack....
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2017-9272
  classification:
    cvss-metrics: CVSS:3.1/CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    cvss-score: 7.5
    cve-id: CVE-2017-9272
    cwe-id: CWE-20
  tags: cve,cve-2017-9272,microfocus,bi-directional_driver,high

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "bi-directional_driver"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2017-9272.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2017-9272
# Target: microfocus bi-directional_driver | CVSS: 7.5 (HIGH)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2017-9272 (microfocus bi-directional_driver)...")
    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 microfocus bi-directional_driver 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-2017-9272.sh
# Recommended Remediation & Patching Commands for CVE-2017-9272
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install bi-directional_driver 2>/dev/null || \
sudo dnf upgrade bi-directional_driver 2>/dev/null || \
sudo yum update bi-directional_driver

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

# 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-2017-9272 in microfocus bi-directional_driver?

Review vendor-specific security notices and update microfocus bi-directional_driver 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-2017-9272?

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-2017-9272?

CVE-2017-9272 is classified with a CVSS 3.1 Base Score of 7.5 (HIGH). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
7.5
HIGH SEVERITY
CVE ID CVE-2017-9272
Weakness CWE-20
Vendor microfocus
Product bi-directional_driver
Published 2017-10-06
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H