MEDIUM CVSS 5.5
Published: 2017-05-01

CVE-2016-10350

libarchive libarchive Security Advisory (CVE-2016-10350)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2016-10350 impacting libarchive libarchive. Evaluated with CVSS Base Score of 5.5 (MEDIUM).

Original NVD Description

Source: NIST NVD
The archive_read_format_cab_read_header function in archive_read_support_format_cab.c in libarchive 3.2.2 allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted 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 libarchive / libarchive
Affected Versions 3.2.2
Weakness Enumeration CWE-119

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-2016-10350 impacting libarchive libarchive.

⚡ Nuclei Detection Template (YAML) cve-2016-10350.yaml
id: cve-2016-10350

info:
  name: libarchive libarchive - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: medium
  description: |
    Automated signature & scanner for CVE-2016-10350 affecting libarchive libarchive.
    Evaluation: The archive_read_format_cab_read_header function in archive_read_support_format_cab.c in libarchive 3.2.2 allows remote attackers to cause a denial of...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2016-10350
  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-2016-10350
    cwe-id: CWE-119
  tags: cve,cve-2016-10350,libarchive,libarchive,medium

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "libarchive"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2016-10350.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2016-10350
# Target: libarchive libarchive | 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-2016-10350 (libarchive libarchive)...")
    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 libarchive libarchive scope (3.2.2).")
        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-2016-10350.sh
# Recommended Remediation & Patching Commands for CVE-2016-10350
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install libarchive 2>/dev/null || \
sudo dnf upgrade libarchive 2>/dev/null || \
sudo yum update libarchive

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

# 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-2016-10350 in libarchive libarchive?

Review vendor-specific security notices and update libarchive libarchive 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-2016-10350?

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-2016-10350?

CVE-2016-10350 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-2016-10350
Weakness CWE-119
Vendor libarchive
Product libarchive
Published 2017-05-01
Vector CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H