UNKNOWN CVSS 6.9
Published: 2008-11-18

CVE-2008-5140

debian mailscanner Security Advisory (CVE-2008-5140)
↗ Official NIST NVD Record
Seeking technical exploit breakdowns or verified PoC code for CVE-2008-5140?
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2008-5140 impacting debian mailscanner. Evaluated with CVSS Base Score of 6.9 (UNKNOWN).

Original NVD Description

Source: NIST NVD
trend-autoupdate.new in mailscanner 4.55.10 and other versions before 4.74.16-1 allows local users to overwrite arbitrary files via a symlink attack on a (1) /tmp/opr.ini.##### or (2) /tmp/lpt*.zip temporary file.

📊 CVSS v3.1 Metric Breakdown

Attack Vector
Local (AV:L)
Requires local system execution permissions

🎯 Affected Versions Matrix

Affected Product debian / mailscanner
Affected Versions 4.55.10
Weakness Enumeration CWE-59

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-2008-5140 impacting debian mailscanner.

⚡ Nuclei Detection Template (YAML) cve-2008-5140.yaml
id: cve-2008-5140

info:
  name: debian mailscanner - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: unknown
  description: |
    Automated signature & scanner for CVE-2008-5140 affecting debian mailscanner.
    Evaluation: trend-autoupdate.new in mailscanner 4.55.10 and other versions before 4.74.16-1 allows local users to overwrite arbitrary files via a symlink attack o...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2008-5140
  classification:
    cvss-metrics: CVSS:3.1/AV:L/AC:M/Au:N/C:C/I:C/A:C
    cvss-score: 6.9
    cve-id: CVE-2008-5140
    cwe-id: CWE-59
  tags: cve,cve-2008-5140,debian,mailscanner,unknown

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "mailscanner"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2008-5140.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2008-5140
# Target: debian mailscanner | CVSS: 6.9 (UNKNOWN)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2008-5140 (debian mailscanner)...")
    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 debian mailscanner scope (4.55.10).")
        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-2008-5140.sh
# Recommended Remediation & Patching Commands for CVE-2008-5140
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install mailscanner 2>/dev/null || \
sudo dnf upgrade mailscanner 2>/dev/null || \
sudo yum update mailscanner

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

# 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-2008-5140 in debian mailscanner?

Review vendor-specific security notices and update debian mailscanner 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-2008-5140?

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-2008-5140?

CVE-2008-5140 is classified with a CVSS 3.1 Base Score of 6.9 (UNKNOWN). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
6.9
UNKNOWN SEVERITY
CVE ID CVE-2008-5140
Weakness CWE-59
Vendor debian
Product mailscanner
Published 2008-11-18
Vector AV:L/AC:M/Au:N/C:C/I:C/A:C