UNKNOWN CVSS 7.2
Published: 2013-03-08

CVE-2013-1050

gnome gnome_screensaver Security Advisory (CVE-2013-1050)
↗ Official NIST NVD Record
Seeking technical exploit breakdowns or verified PoC code for CVE-2013-1050?
🔬 Search Writeups & Exploit Archive →

CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2013-1050 impacting gnome gnome_screensaver. Evaluated with CVSS Base Score of 7.2 (UNKNOWN).

Original NVD Description

Source: NIST NVD
The default configuration in gnome-screensaver 3.5.4 through 3.6.0 sets the AutostartCondition line to fallback mode in the .desktop file, which prevents the program from starting automatically after login and allows physically proximate attackers to bypass screen locking and access an unattended workstation.

📊 CVSS v3.1 Metric Breakdown

Attack Vector
Local (AV:L)
Requires local system execution permissions
Attack Complexity
Low (AC:L)
No specialized conditions required

🎯 Affected Versions Matrix

Affected Product gnome / gnome_screensaver
Affected Versions 3.5.4
Weakness Enumeration CWE-264

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-2013-1050 impacting gnome gnome_screensaver.

⚡ Nuclei Detection Template (YAML) cve-2013-1050.yaml
id: cve-2013-1050

info:
  name: gnome gnome_screensaver - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: unknown
  description: |
    Automated signature & scanner for CVE-2013-1050 affecting gnome gnome_screensaver.
    Evaluation: The default configuration in gnome-screensaver 3.5.4 through 3.6.0 sets the AutostartCondition line to fallback mode in the .desktop file, which preve...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2013-1050
  classification:
    cvss-metrics: CVSS:3.1/AV:L/AC:L/Au:N/C:C/I:C/A:C
    cvss-score: 7.2
    cve-id: CVE-2013-1050
    cwe-id: CWE-264
  tags: cve,cve-2013-1050,gnome,gnome_screensaver,unknown

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "gnome_screensaver"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2013-1050.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2013-1050
# Target: gnome gnome_screensaver | CVSS: 7.2 (UNKNOWN)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2013-1050 (gnome gnome_screensaver)...")
    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 gnome gnome_screensaver scope (3.5.4).")
        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-2013-1050.sh
# Recommended Remediation & Patching Commands for CVE-2013-1050
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install gnome_screensaver 2>/dev/null || \
sudo dnf upgrade gnome_screensaver 2>/dev/null || \
sudo yum update gnome_screensaver

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

# 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-2013-1050 in gnome gnome_screensaver?

Review vendor-specific security notices and update gnome gnome_screensaver 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-2013-1050?

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-2013-1050?

CVE-2013-1050 is classified with a CVSS 3.1 Base Score of 7.2 (UNKNOWN). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
7.2
UNKNOWN SEVERITY
CVE ID CVE-2013-1050
Weakness CWE-264
Vendor gnome
Product gnome_screensaver
Published 2013-03-08
Vector AV:L/AC:L/Au:N/C:C/I:C/A:C