UNKNOWN CVSS 5.0
Published: 2008-01-18

CVE-2007-5958

x.org xserver Security Advisory (CVE-2007-5958)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2007-5958 impacting x.org xserver. Evaluated with CVSS Base Score of 5.0 (UNKNOWN).

Original NVD Description

Source: NIST NVD
X.Org Xserver before 1.4.1 allows local users to determine the existence of arbitrary files via a filename argument in the -sp option to the X program, which produces different error messages depending on whether the filename exists.

📊 CVSS v3.1 Metric Breakdown

Attack Vector
Network (AV:N)
Exploitable remotely across internet boundaries
Attack Complexity
Low (AC:L)
No specialized conditions required
Integrity
None (I:N)
No system modification impact
Availability
None (A:N)
No system availability impact

🎯 Affected Versions Matrix

Affected Product x.org / xserver
Affected Versions *
Weakness Enumeration CWE-200

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-2007-5958 impacting x.org xserver.

⚡ Nuclei Detection Template (YAML) cve-2007-5958.yaml
id: cve-2007-5958

info:
  name: x.org xserver - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: unknown
  description: |
    Automated signature & scanner for CVE-2007-5958 affecting x.org xserver.
    Evaluation: X.Org Xserver before 1.4.1 allows local users to determine the existence of arbitrary files via a filename argument in the -sp option to the X program...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2007-5958
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/Au:N/C:P/I:N/A:N
    cvss-score: 5.0
    cve-id: CVE-2007-5958
    cwe-id: CWE-200
  tags: cve,cve-2007-5958,x.org,xserver,unknown

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "xserver"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2007-5958.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2007-5958
# Target: x.org xserver | CVSS: 5.0 (UNKNOWN)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2007-5958 (x.org xserver)...")
    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 x.org xserver 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-2007-5958.sh
# Recommended Remediation & Patching Commands for CVE-2007-5958
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install xserver 2>/dev/null || \
sudo dnf upgrade xserver 2>/dev/null || \
sudo yum update xserver

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

# 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-2007-5958 in x.org xserver?

Review vendor-specific security notices and update x.org xserver 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-2007-5958?

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-2007-5958?

CVE-2007-5958 is classified with a CVSS 3.1 Base Score of 5.0 (UNKNOWN). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
5.0
UNKNOWN SEVERITY
CVE ID CVE-2007-5958
Weakness CWE-200
Vendor x.org
Product xserver
Published 2008-01-18
Vector AV:N/AC:L/Au:N/C:P/I:N/A:N