MEDIUM CVSS 5.5
Published: 2017-05-23

CVE-2017-8310

videolan vlc_media_player Security Advisory (CVE-2017-8310)
↗ Official NIST NVD Record
Seeking technical exploit breakdowns or verified PoC code for CVE-2017-8310?
🔬 Search Writeups & Exploit Archive →

CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2017-8310 impacting videolan vlc_media_player. Evaluated with CVSS Base Score of 5.5 (MEDIUM).

Original NVD Description

Source: NIST NVD
Heap out-of-bound read in CreateHtmlSubtitle in VideoLAN VLC 2.2.x due to missing check of string termination allows attackers to read data beyond allocated memory and potentially crash the process (causing a denial of service) via a crafted subtitles file.

📊 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
None (PR:N)
Unauthenticated execution
User Interaction
Required (UI:R)
User must click or open resource
Scope
Unchanged (S:U)
Confined to same security context
Confidentiality
None (C:N)
No data confidentiality impact
Integrity
None (I:N)
No system modification impact
Availability
High (A:H)
Total denial of service or shutdown

🎯 Affected Versions Matrix

Affected Product videolan / vlc_media_player
Affected Versions 2.2.0
Weakness Enumeration CWE-125

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-2017-8310 impacting videolan vlc_media_player.

⚡ Nuclei Detection Template (YAML) cve-2017-8310.yaml
id: cve-2017-8310

info:
  name: videolan vlc_media_player - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: medium
  description: |
    Automated signature & scanner for CVE-2017-8310 affecting videolan vlc_media_player.
    Evaluation: Heap out-of-bound read in CreateHtmlSubtitle in VideoLAN VLC 2.2.x due to missing check of string termination allows attackers to read data beyond all...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2017-8310
  classification:
    cvss-metrics: CVSS:3.1/CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
    cvss-score: 5.5
    cve-id: CVE-2017-8310
    cwe-id: CWE-125
  tags: cve,cve-2017-8310,videolan,vlc_media_player,medium

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "vlc_media_player"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2017-8310.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2017-8310
# Target: videolan vlc_media_player | CVSS: 5.5 (MEDIUM)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2017-8310 (videolan vlc_media_player)...")
    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 videolan vlc_media_player scope (2.2.0).")
        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-2017-8310.sh
# Recommended Remediation & Patching Commands for CVE-2017-8310
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install vlc_media_player 2>/dev/null || \
sudo dnf upgrade vlc_media_player 2>/dev/null || \
sudo yum update vlc_media_player

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

# 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-2017-8310 in videolan vlc_media_player?

Review vendor-specific security notices and update videolan vlc_media_player 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-2017-8310?

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-2017-8310?

CVE-2017-8310 is classified with a CVSS 3.1 Base Score of 5.5 (MEDIUM). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
5.5
MEDIUM SEVERITY
CVE ID CVE-2017-8310
Weakness CWE-125
Vendor videolan
Product vlc_media_player
Published 2017-05-23
Vector CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H