CyberPhylax Premium Technical Security Assessment Report

Fictional Client: Asterion Retail Systems Ltd.
Fictional Target: https://portal.asterion-retail.test/
Additional Fictional Assets: api.asterion-retail.test, admin.asterion-retail.test, files.asterion-retail.test
Date: 2026-05-07
Assessor: CyberPhylax
Report Classification: Confidential Sample
Report Type: Full Technical Report
Methodology: OWASP WSTG / OWASP Top 10 / OWASP API Top 10 aligned
Commercial Positioning: Example of a professional report suitable for a paid external assessment engagement

Legal and Ethical Notice

This document is a fictional sample report created for CyberPhylax demonstration, sales enablement, and internal template development. The domains, systems, IP addresses, companies, evidence, screenshots, vulnerabilities, users, timestamps, and business context are invented. This report must not be presented as a completed real-world assessment, customer deliverable, or proof of security testing against a live third-party system.

The sample is intentionally realistic in structure, language, risk classification, and remediation depth, but it does not claim that any real organization, domain, or service has been tested.

Document Control

Version: 1.0
Prepared by: CyberPhylax
Audience: Technical teams, security engineers, system administrators, developers
Distribution: Fictional customer security and engineering teams
Retest required: Yes

Executive Technical Summary

CyberPhylax performed a fictional external security assessment of the Asterion Retail Systems public web platform. The sample assessment simulates a realistic engagement where a customer operates a customer portal, API backend, administration interface, and file delivery service.

The fictional test identified one High severity finding, four Medium severity findings, four Low severity findings, and two Informational observations. The most important issue is direct internet exposure of an administrative interface with insufficient access segmentation. Several additional weaknesses increase the risk of successful attack chaining, including permissive CORS behavior, incomplete cookie hardening, weak security header coverage, verbose API error messages, and inconsistent TLS modernization.

No confirmed unauthenticated SQL injection or reflected XSS was identified in the safe sample probes. However, several areas remain suitable for follow-up authenticated testing, especially object-level authorization, tenant isolation, report export handling, file upload validation, and role-based access enforcement.

Scope

In-Scope Fictional Assets

portal.asterion-retail.test
api.asterion-retail.test
admin.asterion-retail.test
files.asterion-retail.test

Out-of-Scope Areas

Third-party payment processors
Customer production data
Employee endpoints
Mobile applications
Physical security
Social engineering
Denial-of-service testing
Credential stuffing
Password spraying
Malware simulation

Rules of Engagement

Testing was represented as safe and non-destructive. The following activities were not performed in this sample engagement:

No brute force testing
No password spraying
No destructive fuzzing
No denial-of-service validation
No persistence
No privilege escalation
No production file upload payloads
No exploitation beyond safe confirmation
No access to real customer data

Fictional Asset Discovery

DNS and Service Overview

portal.asterion-retail.test -> 203.0.113.81
api.asterion-retail.test    -> 203.0.113.82
admin.asterion-retail.test  -> 203.0.113.83
files.asterion-retail.test  -> 203.0.113.84

Exposed Services

portal.asterion-retail.test
80/tcp    open  http       redirects to HTTPS
443/tcp   open  https      public portal

api.asterion-retail.test
443/tcp   open  https      REST API

admin.asterion-retail.test
443/tcp   open  https      administrative login

files.asterion-retail.test
443/tcp   open  https      static file delivery

High-Level Attack Surface Notes

The platform separates customer portal, API, administration, and file delivery functions by hostname. This is a positive architectural pattern. However, the administrative hostname is publicly reachable and the API accepts broad cross-origin requests. In a real environment, these conditions can increase the value of credential theft, phishing, session attacks, and browser-based exploitation.

Findings Overview

ID	Finding	Severity	Status	Affected Asset
F-01	Administrative Interface Publicly Exposed	High	Confirmed	admin.asterion-retail.test
F-02	Permissive CORS on API	Medium	Confirmed	api.asterion-retail.test
F-03	Session Cookie Missing HttpOnly	Medium	Confirmed	portal.asterion-retail.test
F-04	Missing or Incomplete Security Headers	Medium	Confirmed	Multiple
F-05	Verbose API Error Messages	Medium	Confirmed	api.asterion-retail.test
F-06	TLS 1.3 Not Enabled Consistently	Low	Confirmed	Multiple
F-07	Software Version Disclosure	Low	Confirmed	Multiple
F-08	Public Directory Metadata Exposure	Low	Confirmed	files.asterion-retail.test
F-09	Weak Cache-Control on Sensitive Pages	Low	Confirmed	portal.asterion-retail.test
I-01	No Confirmed Unauthenticated Reflected XSS	Informational	Tested	Portal/API
I-02	No Confirmed Unauthenticated SQL Injection	Informational	Tested	Portal/API

---

F-01 — Administrative Interface Publicly Exposed

Severity: High
Status: Confirmed
Affected Asset: https://admin.asterion-retail.test/
OWASP Category: A05 Security Misconfiguration, A07 Identification and Authentication Failures
Business Risk: Unauthorized targeting of privileged access surface

Description

The fictional administrative interface was reachable directly from the public internet. Although authentication was required, administrative interfaces are high-value targets and should not normally be exposed without additional access controls such as VPN, IP allowlisting, client certificate authentication, SSO conditional access, or zero-trust access enforcement.

Evidence

GET / HTTP/2
Host: admin.asterion-retail.test

HTTP/2 200
server: nginx
content-type: text/html
title: Asterion Retail Admin Console

Observed login markers:

<form id="admin-login">
<input name="username">
<input name="password" type="password">
<script src="/static/admin.bundle.js">

Technical Impact

A publicly exposed administrative interface can be targeted by credential stuffing, password spraying, phishing, vulnerability scanning, session fixation attempts, and exploit attempts against the underlying framework. Even if authentication is strong, the exposure creates unnecessary risk and increases monitoring burden.

Business Impact

Compromise of an administrative account could affect customer data, order processing, service availability, configuration integrity, and audit trust.

Recommendation

Restrict administrative access using a layered model. Place the admin hostname behind VPN, zero-trust access proxy, or private network access. Enforce MFA for all privileged users. Add conditional access policies based on geography, device trust, and user role. Monitor all login failures and administrative actions centrally.

Remediation Priority

Immediate. This is the most important remediation item in this sample report.

Validation Steps

After remediation, external requests to the admin host should return an access gateway challenge, deny response, or be unreachable from unauthorized networks.

---

F-02 — Permissive CORS on API

Severity: Medium
Status: Confirmed
Affected Asset: https://api.asterion-retail.test/
OWASP Category: A05 Security Misconfiguration, API8 Security Misconfiguration

Description

The API returned a wildcard CORS policy. Wildcard CORS is acceptable only for public, non-sensitive resources. It should not be used where authenticated customer data, order data, user profile data, or privileged actions are available.

Evidence

HTTP/2 200
access-control-allow-origin: *
access-control-allow-methods: GET, POST, PUT, PATCH, DELETE, OPTIONS
access-control-allow-headers: authorization, content-type, x-requested-with

Impact

If the API supports authenticated browser-based workflows, overly permissive CORS may contribute to cross-origin data exposure or unsafe integration behavior. The exact exploitability depends on credential mode, token storage, and browser request patterns.

Recommendation

Replace wildcard CORS with an explicit origin allowlist.

Access-Control-Allow-Origin: https://portal.asterion-retail.test
Vary: Origin

Do not allow credentials with wildcard origins. Review all API endpoints for sensitivity and authentication behavior.

---

F-03 — Session Cookie Missing HttpOnly

Severity: Medium
Status: Confirmed
Affected Asset: https://portal.asterion-retail.test/
OWASP Category: A07 Identification and Authentication Failures

Evidence

Set-Cookie: ASTERION_SESSION=sample; Path=/; Secure; SameSite=Lax

The HttpOnly flag was not present.

Impact

If a future XSS vulnerability is introduced, JavaScript could read the session cookie. This increases the likelihood of session theft.

Recommendation

Set-Cookie: ASTERION_SESSION=<value>; Path=/; Secure; HttpOnly; SameSite=Lax

Use SameSite=Strict for administration areas if business workflows allow it.

---

F-04 — Missing or Incomplete Security Headers

Severity: Medium
Status: Confirmed
Affected Assets: Portal, API, File Service
OWASP Category: A05 Security Misconfiguration

Evidence

The following headers were missing or inconsistently applied:

Content-Security-Policy
X-Frame-Options
Referrer-Policy
Permissions-Policy
Cross-Origin-Opener-Policy
Cross-Origin-Resource-Policy
X-Content-Type-Options

Impact

Missing headers do not usually create compromise alone, but they reduce browser-side resilience and can increase the impact of XSS, clickjacking, MIME confusion, and cross-origin data leakage.

Recommendation

Apply a centrally managed security header baseline through the reverse proxy and test for application compatibility.

Strict-Transport-Security: max-age=31536000; includeSubDomains
Content-Security-Policy: default-src 'self'; object-src 'none'; base-uri 'self'; frame-ancestors 'none'
X-Frame-Options: DENY
Referrer-Policy: no-referrer
Permissions-Policy: geolocation=(), camera=(), microphone=()
X-Content-Type-Options: nosniff

---

F-05 — Verbose API Error Messages

Severity: Medium
Status: Confirmed
Affected Asset: https://api.asterion-retail.test/
OWASP Category: A05 Security Misconfiguration

Evidence

{
  "error": "UnhandledValidationException",
  "handler": "RetailOrderSearchController.findByCustomerId",
  "database": "asterion_orders",
  "traceId": "fictional-trace-984221",
  "message": "Invalid UUID format for customerId"
}

Impact

Verbose errors disclose internal controller names, database labels, validation behavior, and application structure. This information assists attackers in building targeted payloads and understanding backend design.

Recommendation

Return generic error messages to clients and log full technical details only server-side.

{
  "error": "Invalid request",
  "traceId": "public-safe-trace-id"
}

---

F-06 — TLS 1.3 Not Enabled Consistently

Severity: Low
Status: Confirmed
Affected Assets: Portal and File Service

Evidence

TLSv1.2 enabled
TLSv1.3 disabled

Recommendation

Enable TLS 1.3 across all public HTTPS endpoints and restrict TLS 1.2 to strong cipher suites.

---

F-07 — Software Version Disclosure

Severity: Low
Status: Confirmed

Evidence

Server: nginx/1.22.1
X-Powered-By: FictionalAppServer/3.4.7

Recommendation

Remove unnecessary version banners and framework identifiers from public responses.

---

F-08 — Public Directory Metadata Exposure

Severity: Low
Status: Confirmed
Affected Asset: https://files.asterion-retail.test/

Evidence

GET /exports/
HTTP/2 403
x-directory-index: disabled
x-storage-bucket: asterion-retail-public-exports

Impact

Although directory listing was not enabled, metadata disclosed storage naming conventions and export structure.

Recommendation

Remove custom metadata headers and avoid exposing bucket names or internal storage labels.

---

F-09 — Weak Cache-Control on Sensitive Pages

Severity: Low
Status: Confirmed

Evidence

Cache-Control: public, max-age=3600

Observed on an authenticated-looking sample route:

/account/profile

Impact

Sensitive content should not be cached by shared intermediaries or retained unnecessarily by browsers.

Recommendation

Use:

Cache-Control: no-store
Pragma: no-cache

for sensitive authenticated pages.

---

I-01 — No Confirmed Unauthenticated Reflected XSS

Severity: Informational
Status: Tested

Evidence

/search?q=CYBERPHYLAX_XSS_TEST_<svg onload=alert(1)> -> no reflection observed

Note

This does not cover authenticated stored XSS, DOM XSS, rich text rendering, reports, comments, file names, or administrative workflows.

---

I-02 — No Confirmed Unauthenticated SQL Injection

Severity: Informational
Status: Tested

Evidence

/products?id=1001' -> no SQL error observed

Note

Authenticated search, filtering, reporting, export, and admin workflows require separate validation.

Remediation Roadmap

Immediate Actions

Restrict public access to the administrative interface. Confirm MFA enforcement. Review administrative access logs for suspicious activity.

7-Day Actions

Apply cookie hardening. Restrict CORS. Remove verbose API error messages. Add high-priority security headers.

30-Day Actions

Standardize TLS 1.3. Remove version disclosure. Review cache-control behavior. Review file service metadata.

60-Day Actions

Perform authenticated application security testing. Validate tenant isolation, role-based authorization, report export controls, and file upload handling.

Retest Plan

CyberPhylax recommends a focused remediation validation test after changes are applied. The retest should verify external admin access restriction, CORS policy correctness, cookie flags, security headers, verbose error removal, TLS settings, and cache-control behavior.

Overall Risk Rating

Overall Risk: High

The rating is driven by the exposed administrative interface. If this exposure is removed and the medium severity issues are remediated, residual external risk is expected to reduce to Medium, pending authenticated testing.