CRITICAL CVSS 9.1
Published: 2026-04-09

CVE-2025-15480

canonical ubuntu_desktop_provision Security Advisory (CVE-2025-15480)
↗ Official NIST NVD Record
Seeking technical exploit breakdowns or verified PoC code for CVE-2025-15480?
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2025-15480 impacting canonical ubuntu_desktop_provision. Evaluated with CVSS Base Score of 9.1 (CRITICAL).

Original NVD Description

Source: NIST NVD
In Ubuntu, ubuntu-desktop-provision version 24.04.4 could leak sensitive user credentials during crash reporting. Upon installation failure, if a user submitted a bug report to Launchpad, ubuntu-desktop-provision could include the user's password hash in the attached logs.

📊 CVSS v3.1 Metric Breakdown

Attack Vector
Network (AV:N)
Exploitable remotely across internet boundaries
Attack Complexity
Low (AC:L)
No specialized conditions required
Privileges Required
None (PR:N)
Unauthenticated execution
User Interaction
None (UI:N)
Zero human interaction required
Scope
Unchanged (S:U)
Confined to same security context
Confidentiality
High (C:H)
Total information disclosure
Integrity
None (I:N)
No system modification impact
Availability
High (A:H)
Total denial of service or shutdown

🎯 Affected Versions Matrix

Affected Product canonical / ubuntu_desktop_provision
Affected Versions 24.04.4
Weakness Enumeration CWE-1258

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-2025-15480 impacting canonical ubuntu_desktop_provision.

⚡ Nuclei Detection Template (YAML) cve-2025-15480.yaml
id: cve-2025-15480

info:
  name: canonical ubuntu_desktop_provision - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: critical
  description: |
    Automated signature & scanner for CVE-2025-15480 affecting canonical ubuntu_desktop_provision.
    Evaluation: In Ubuntu, ubuntu-desktop-provision version 24.04.4 could leak sensitive user credentials during crash reporting. Upon installation failure, if a user...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2025-15480
  classification:
    cvss-metrics: CVSS:3.1/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
    cvss-score: 9.1
    cve-id: CVE-2025-15480
    cwe-id: CWE-1258
  tags: cve,cve-2025-15480,canonical,ubuntu_desktop_provision,critical

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "ubuntu_desktop_provision"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2025-15480.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2025-15480
# Target: canonical ubuntu_desktop_provision | CVSS: 9.1 (CRITICAL)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2025-15480 (canonical ubuntu_desktop_provision)...")
    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 canonical ubuntu_desktop_provision scope (24.04.4).")
        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-2025-15480.sh
# Recommended Remediation & Patching Commands for CVE-2025-15480
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install ubuntu_desktop_provision 2>/dev/null || \
sudo dnf upgrade ubuntu_desktop_provision 2>/dev/null || \
sudo yum update ubuntu_desktop_provision

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

# 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.

🔗 Verified Technical References

Authorities
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Distributions
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❓ Frequently Asked Questions (FAQ) & Remediation Guide

How do I fix CVE-2025-15480 in canonical ubuntu_desktop_provision?

Review vendor-specific security notices and update canonical ubuntu_desktop_provision 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-2025-15480?

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-2025-15480?

CVE-2025-15480 is classified with a CVSS 3.1 Base Score of 9.1 (CRITICAL). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
9.1
CRITICAL SEVERITY
CVE ID CVE-2025-15480
Weakness CWE-1258
Vendor canonical
Product ubuntu_desktop_provision
Published 2026-04-09
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H