UNKNOWN CVSS 7.5
Published: 2014-06-04

CVE-2014-2054

owncloud owncloud_server Security Advisory (CVE-2014-2054)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2014-2054 impacting owncloud owncloud_server. Evaluated with CVSS Base Score of 7.5 (UNKNOWN).

Original NVD Description

Source: NIST NVD
PHPExcel before 1.8.0, as used in ownCloud Server before 5.0.15 and 6.0.x before 6.0.2, does not disable external entity loading in libxml, which allows remote attackers to read arbitrary files, cause a denial of service, or possibly have other impact via an XML External Entity (XXE) attack.

📊 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 owncloud / owncloud_server
Affected Versions 6.0.0
Weakness Enumeration NVD-CWE-Other

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-2014-2054 impacting owncloud owncloud_server.

⚡ Nuclei Detection Template (YAML) cve-2014-2054.yaml
id: cve-2014-2054

info:
  name: owncloud owncloud_server - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: unknown
  description: |
    Automated signature & scanner for CVE-2014-2054 affecting owncloud owncloud_server.
    Evaluation: PHPExcel before 1.8.0, as used in ownCloud Server before 5.0.15 and 6.0.x before 6.0.2, does not disable external entity loading in libxml, which allo...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2014-2054
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/Au:N/C:P/I:P/A:P
    cvss-score: 7.5
    cve-id: CVE-2014-2054
    cwe-id: NVD-CWE-Other
  tags: cve,cve-2014-2054,owncloud,owncloud_server,unknown

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "owncloud_server"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2014-2054.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2014-2054
# Target: owncloud owncloud_server | CVSS: 7.5 (UNKNOWN)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2014-2054 (owncloud owncloud_server)...")
    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 owncloud owncloud_server scope (6.0.0).")
        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-2014-2054.sh
# Recommended Remediation & Patching Commands for CVE-2014-2054
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install owncloud_server 2>/dev/null || \
sudo dnf upgrade owncloud_server 2>/dev/null || \
sudo yum update owncloud_server

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

# 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-2014-2054 in owncloud owncloud_server?

Review vendor-specific security notices and update owncloud owncloud_server 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-2014-2054?

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-2014-2054?

CVE-2014-2054 is classified with a CVSS 3.1 Base Score of 7.5 (UNKNOWN). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
7.5
UNKNOWN SEVERITY
CVE ID CVE-2014-2054
Weakness NVD-CWE-Other
Vendor owncloud
Product owncloud_server
Published 2014-06-04
Vector AV:N/AC:L/Au:N/C:P/I:P/A:P