CRITICAL CVSS 9.8
Published: 2022-08-22

CVE-2022-34858

miniorange oauth_2.0_client_for_sso Security Advisory (CVE-2022-34858)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2022-34858 impacting miniorange oauth_2.0_client_for_sso. Evaluated with CVSS Base Score of 9.8 (CRITICAL).

Original NVD Description

Source: NIST NVD
Authentication Bypass vulnerability in miniOrange OAuth 2.0 client for SSO plugin <= 1.11.3 at WordPress.

📊 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 miniorange / oauth_2.0_client_for_sso
Affected Versions *
Weakness Enumeration CWE-306

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-2022-34858 impacting miniorange oauth_2.0_client_for_sso.

⚡ Nuclei Detection Template (YAML) cve-2022-34858.yaml
id: cve-2022-34858

info:
  name: miniorange oauth_2.0_client_for_sso - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: critical
  description: |
    Automated signature & scanner for CVE-2022-34858 affecting miniorange oauth_2.0_client_for_sso.
    Evaluation: Authentication Bypass vulnerability in miniOrange OAuth 2.0 client for SSO plugin &lt;= 1.11.3 at WordPress....
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2022-34858
  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-2022-34858
    cwe-id: CWE-306
  tags: cve,cve-2022-34858,miniorange,oauth_2.0_client_for_sso,critical

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "oauth_2.0_client_for_sso"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2022-34858.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2022-34858
# Target: miniorange oauth_2.0_client_for_sso | 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-2022-34858 (miniorange oauth_2.0_client_for_sso)...")
    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 miniorange oauth_2.0_client_for_sso 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-2022-34858.sh
# Recommended Remediation & Patching Commands for CVE-2022-34858
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install oauth_2.0_client_for_sso 2>/dev/null || \
sudo dnf upgrade oauth_2.0_client_for_sso 2>/dev/null || \
sudo yum update oauth_2.0_client_for_sso

# 2. Inspect installed package versions for vulnerable scope:
dpkg -l | grep -i oauth_2.0_client_for_sso 2>/dev/null || rpm -qa | grep -i oauth_2.0_client_for_sso

# 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-2022-34858 in miniorange oauth_2.0_client_for_sso?

Review vendor-specific security notices and update miniorange oauth_2.0_client_for_sso 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-2022-34858?

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-2022-34858?

CVE-2022-34858 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-2022-34858
Weakness CWE-306
Vendor miniorange
Product oauth_2.0_client_for_sso
Published 2022-08-22
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H