HIGH CVSS 7.8
Published: 2022-10-11

CVE-2022-42717

hashicorp vagrant Security Advisory (CVE-2022-42717)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2022-42717 impacting hashicorp vagrant. Evaluated with CVSS Base Score of 7.8 (HIGH).

Original NVD Description

Source: NIST NVD
An issue was discovered in Hashicorp Packer before 2.3.1. The recommended sudoers configuration for Vagrant on Linux is insecure. If the host has been configured according to this documentation, non-privileged users on the host can leverage a wildcard in the sudoers configuration to execute arbitrary commands as root.

📊 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
Low (PR:L)
Standard user access 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
High (I:H)
Total modification of target system
Availability
High (A:H)
Total denial of service or shutdown

🎯 Affected Versions Matrix

Affected Product hashicorp / vagrant
Affected Versions *
Weakness Enumeration NVD-CWE-Other

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-2022-42717 impacting hashicorp vagrant.

⚡ Nuclei Detection Template (YAML) cve-2022-42717.yaml
id: cve-2022-42717

info:
  name: hashicorp vagrant - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: high
  description: |
    Automated signature & scanner for CVE-2022-42717 affecting hashicorp vagrant.
    Evaluation: An issue was discovered in Hashicorp Packer before 2.3.1. The recommended sudoers configuration for Vagrant on Linux is insecure. If the host has been...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2022-42717
  classification:
    cvss-metrics: CVSS:3.1/CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    cvss-score: 7.8
    cve-id: CVE-2022-42717
    cwe-id: NVD-CWE-Other
  tags: cve,cve-2022-42717,hashicorp,vagrant,high

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "vagrant"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2022-42717.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2022-42717
# Target: hashicorp vagrant | CVSS: 7.8 (HIGH)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2022-42717 (hashicorp vagrant)...")
    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 hashicorp vagrant 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-2022-42717.sh
# Recommended Remediation & Patching Commands for CVE-2022-42717
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install vagrant 2>/dev/null || \
sudo dnf upgrade vagrant 2>/dev/null || \
sudo yum update vagrant

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

# 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.

❓ Frequently Asked Questions (FAQ) & Remediation Guide

How do I fix CVE-2022-42717 in hashicorp vagrant?

Review vendor-specific security notices and update hashicorp vagrant 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-2022-42717?

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-2022-42717?

CVE-2022-42717 is classified with a CVSS 3.1 Base Score of 7.8 (HIGH). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
7.8
HIGH SEVERITY
CVE ID CVE-2022-42717
Weakness NVD-CWE-Other
Vendor hashicorp
Product vagrant
Published 2022-10-11
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H