UNKNOWN CVSS 10.0
Published: 2012-09-07

CVE-2012-4879

wago wago_i\/o_system_758_industrial_pc_device Security Advisory (CVE-2012-4879)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2012-4879 impacting wago wago_i\/o_system_758_industrial_pc_device. Evaluated with CVSS Base Score of 10.0 (UNKNOWN).

Original NVD Description

Source: NIST NVD
The Linux Console on the WAGO I/O System 758 model 758-870, 758-874, 758-875, and 758-876 Industrial PC (IPC) devices has a default password of wago for the (1) root and (2) admin accounts, (3) a default password of user for the user account, and (4) a default password of guest for the guest account, which makes it easier for remote attackers to obtain login access via a TELNET session, a different vulnerability than CVE-2012-3013.

📊 CVSS v3.1 Metric Breakdown

Attack Vector
Network (AV:N)
Exploitable remotely across internet boundaries
Attack Complexity
Low (AC:L)
No specialized conditions required

🎯 Affected Versions Matrix

Affected Product wago / wago_i\/o_system_758_industrial_pc_device
Affected Versions 758-870
Weakness Enumeration CWE-255

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-2012-4879 impacting wago wago_i\/o_system_758_industrial_pc_device.

⚡ Nuclei Detection Template (YAML) cve-2012-4879.yaml
id: cve-2012-4879

info:
  name: wago wago_i\/o_system_758_industrial_pc_device - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: unknown
  description: |
    Automated signature & scanner for CVE-2012-4879 affecting wago wago_i\/o_system_758_industrial_pc_device.
    Evaluation: The Linux Console on the WAGO I/O System 758 model 758-870, 758-874, 758-875, and 758-876 Industrial PC (IPC) devices has a default password of wago f...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2012-4879
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/Au:N/C:C/I:C/A:C
    cvss-score: 10.0
    cve-id: CVE-2012-4879
    cwe-id: CWE-255
  tags: cve,cve-2012-4879,wago,wago_i\/o_system_758_indu,unknown

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "wago_i\/o_system_758_industrial_pc_device"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2012-4879.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2012-4879
# Target: wago wago_i\/o_system_758_industrial_pc_device | CVSS: 10.0 (UNKNOWN)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2012-4879 (wago wago_i\/o_system_758_industrial_pc_device)...")
    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 wago wago_i\/o_system_758_industrial_pc_device scope (758-870).")
        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-2012-4879.sh
# Recommended Remediation & Patching Commands for CVE-2012-4879
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install wago_i\/o_system_758_indu 2>/dev/null || \
sudo dnf upgrade wago_i\/o_system_758_indu 2>/dev/null || \
sudo yum update wago_i\/o_system_758_indu

# 2. Inspect installed package versions for vulnerable scope:
dpkg -l | grep -i wago_i\/o_system_758_indu 2>/dev/null || rpm -qa | grep -i wago_i\/o_system_758_indu

# 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-2012-4879 in wago wago_i\/o_system_758_industrial_pc_device?

Review vendor-specific security notices and update wago wago_i\/o_system_758_industrial_pc_device 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-2012-4879?

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-2012-4879?

CVE-2012-4879 is classified with a CVSS 3.1 Base Score of 10.0 (UNKNOWN). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
10.0
UNKNOWN SEVERITY
CVE ID CVE-2012-4879
Weakness CWE-255
Vendor wago
Product wago_i\/o_system_758_industrial_pc_device
Published 2012-09-07
Vector AV:N/AC:L/Au:N/C:C/I:C/A:C