MEDIUM CVSS 5.6
Published: 2025-06-03

CVE-2025-5525

jrohy trojan Security Advisory (CVE-2025-5525)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2025-5525 impacting jrohy trojan. Evaluated with CVSS Base Score of 5.6 (MEDIUM).

Original NVD Description

Source: NIST NVD
A vulnerability was found in Jrohy trojan up to 2.15.3. It has been declared as critical. This vulnerability affects the function LogChan of the file trojan/util/linux.go. The manipulation of the argument c leads to os command injection. The attack can be initiated remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used.

📊 CVSS v3.1 Metric Breakdown

Attack Vector
Network (AV:N)
Exploitable remotely across internet boundaries
Attack Complexity
High (AC:H)
Depends on race conditions or environment
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
Low (C:L)
Partial information leakage
Integrity
Low (I:L)
Partial data modification possible
Availability
Low (A:L)
Partial service performance degradation

🎯 Affected Versions Matrix

Affected Product jrohy / trojan
Affected Versions *
Weakness Enumeration CWE-77

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-2025-5525 impacting jrohy trojan.

⚡ Nuclei Detection Template (YAML) cve-2025-5525.yaml
id: cve-2025-5525

info:
  name: jrohy trojan - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: medium
  description: |
    Automated signature & scanner for CVE-2025-5525 affecting jrohy trojan.
    Evaluation: A vulnerability was found in Jrohy trojan up to 2.15.3. It has been declared as critical. This vulnerability affects the function LogChan of the file ...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2025-5525
  classification:
    cvss-metrics: CVSS:3.1/CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
    cvss-score: 5.6
    cve-id: CVE-2025-5525
    cwe-id: CWE-77
  tags: cve,cve-2025-5525,jrohy,trojan,medium

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "trojan"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2025-5525.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2025-5525
# Target: jrohy trojan | CVSS: 5.6 (MEDIUM)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2025-5525 (jrohy trojan)...")
    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 jrohy trojan 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-2025-5525.sh
# Recommended Remediation & Patching Commands for CVE-2025-5525
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install trojan 2>/dev/null || \
sudo dnf upgrade trojan 2>/dev/null || \
sudo yum update trojan

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

# 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-2025-5525 in jrohy trojan?

Review vendor-specific security notices and update jrohy trojan 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-2025-5525?

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-2025-5525?

CVE-2025-5525 is classified with a CVSS 3.1 Base Score of 5.6 (MEDIUM). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
5.6
MEDIUM SEVERITY
CVE ID CVE-2025-5525
Weakness CWE-77
Vendor jrohy
Product trojan
Published 2025-06-03
Vector CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L