MEDIUM CVSS 6.5
Published: 2026-06-05

CVE-2025-59174

ericsson packet_core_controller Security Advisory (CVE-2025-59174)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2025-59174 impacting ericsson packet_core_controller. Evaluated with CVSS Base Score of 6.5 (MEDIUM).

Original NVD Description

Source: NIST NVD
Ericsson Packet Core Controller (PCC) versions prior to 1.39 contain a vulnerability where an attacker sending a large volume of specially crafted messages may cause service degradation.

📊 CVSS v3.1 Metric Breakdown

Attack Vector
Adjacent (AV:A)
Requires shared subnet / local network access
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
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 ericsson / packet_core_controller
Affected Versions *
Weakness Enumeration CWE-228

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-2025-59174 impacting ericsson packet_core_controller.

⚡ Nuclei Detection Template (YAML) cve-2025-59174.yaml
id: cve-2025-59174

info:
  name: ericsson packet_core_controller - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: medium
  description: |
    Automated signature & scanner for CVE-2025-59174 affecting ericsson packet_core_controller.
    Evaluation: Ericsson Packet Core Controller (PCC) versions prior to 1.39 contain a vulnerability where an attacker sending a large volume of specially crafted mes...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2025-59174
  classification:
    cvss-metrics: CVSS:3.1/CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    cvss-score: 6.5
    cve-id: CVE-2025-59174
    cwe-id: CWE-228
  tags: cve,cve-2025-59174,ericsson,packet_core_controller,medium

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "packet_core_controller"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2025-59174.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2025-59174
# Target: ericsson packet_core_controller | CVSS: 6.5 (MEDIUM)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2025-59174 (ericsson packet_core_controller)...")
    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 ericsson packet_core_controller 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-2025-59174.sh
# Recommended Remediation & Patching Commands for CVE-2025-59174
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install packet_core_controller 2>/dev/null || \
sudo dnf upgrade packet_core_controller 2>/dev/null || \
sudo yum update packet_core_controller

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

# 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
  • No records filed in this category.
Distributions
  • No records filed in this category.

❓ Frequently Asked Questions (FAQ) & Remediation Guide

How do I fix CVE-2025-59174 in ericsson packet_core_controller?

Review vendor-specific security notices and update ericsson packet_core_controller 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-2025-59174?

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-2025-59174?

CVE-2025-59174 is classified with a CVSS 3.1 Base Score of 6.5 (MEDIUM). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
6.5
MEDIUM SEVERITY
CVE ID CVE-2025-59174
Weakness CWE-228
Vendor ericsson
Product packet_core_controller
Published 2026-06-05
Vector CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H