MEDIUM CVSS 5.7
Published: 2017-12-20

CVE-2017-15532

symantec messaging_gateway Security Advisory (CVE-2017-15532)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2017-15532 impacting symantec messaging_gateway. Evaluated with CVSS Base Score of 5.7 (MEDIUM).

Original NVD Description

Source: NIST NVD
Prior to 10.6.4, Symantec Messaging Gateway may be susceptible to a path traversal attack (also known as directory traversal). These types of attacks aim to access files and directories that are stored outside the web root folder. By manipulating variables, it may be possible to access arbitrary files and directories stored on the file system including application source code or configuration and critical system files.

📊 CVSS v3.1 Metric Breakdown

Attack Vector
Adjacent (AV:A)
Requires shared subnet / local network access
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
None (I:N)
No system modification impact
Availability
None (A:N)
No system availability impact

🎯 Affected Versions Matrix

Affected Product symantec / messaging_gateway
Affected Versions *
Weakness Enumeration CWE-22

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-2017-15532 impacting symantec messaging_gateway.

⚡ Nuclei Detection Template (YAML) cve-2017-15532.yaml
id: cve-2017-15532

info:
  name: symantec messaging_gateway - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: medium
  description: |
    Automated signature & scanner for CVE-2017-15532 affecting symantec messaging_gateway.
    Evaluation: Prior to 10.6.4, Symantec Messaging Gateway may be susceptible to a path traversal attack (also known as directory traversal). These types of attacks ...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2017-15532
  classification:
    cvss-metrics: CVSS:3.1/CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
    cvss-score: 5.7
    cve-id: CVE-2017-15532
    cwe-id: CWE-22
  tags: cve,cve-2017-15532,symantec,messaging_gateway,medium

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "messaging_gateway"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2017-15532.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2017-15532
# Target: symantec messaging_gateway | CVSS: 5.7 (MEDIUM)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2017-15532 (symantec messaging_gateway)...")
    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 symantec messaging_gateway 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-2017-15532.sh
# Recommended Remediation & Patching Commands for CVE-2017-15532
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install messaging_gateway 2>/dev/null || \
sudo dnf upgrade messaging_gateway 2>/dev/null || \
sudo yum update messaging_gateway

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

# 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-2017-15532 in symantec messaging_gateway?

Review vendor-specific security notices and update symantec messaging_gateway 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-2017-15532?

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-2017-15532?

CVE-2017-15532 is classified with a CVSS 3.1 Base Score of 5.7 (MEDIUM). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
5.7
MEDIUM SEVERITY
CVE ID CVE-2017-15532
Weakness CWE-22
Vendor symantec
Product messaging_gateway
Published 2017-12-20
Vector CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N