External risk intelligence

Best POS Management System SQL Injection Vulnerability

CVE advisorySeverity: CRITICAL (CVSS 9.8)

CVE-2023-27204

The vulnerability exists in a web-based POS management system. Such applications are commonly deployed as web interfaces or portals, often exposed to the internet or reachable within internal networks where web-based management surfaces are standard, making them a common target for network-based interaction.

SQL Injection

Mayurik Best Pos Management System

1.0

Halo Surface Signal: 4 out of 5 — likely to be public-facing.

External exposure likelihood

Horizon Alert

Summary of the vulnerability and why it matters

This advisory concerns a critical vulnerability found in a specific Point of Sale management system. The issue allows unauthorized access and modification of data through a common web attack method, potentially impacting system integrity and confidentiality. The primary concern is to determine if this particular system is in use and, if so, to understand the potential exposure.

SQL injection allows unauthorized data access.
Critical systems require careful review for exposure.
Confirm relevance and assess potential system impact.

Attack Path

How an attacker could exploit the issue

An attacker can reach this vulnerability over the network without needing any special access. By sending specially crafted requests to the `/kruxton/manage_user.php` page, an attacker can manipulate the `id` parameter, leading to a SQL injection. This could allow an attacker to access, modify, or delete sensitive data.

Accessible via the network.
User input in `id` parameter is not validated.
Allows unauthorized data access and modification.

Live Threat

Current exploitation, exposure, and threat context

This vulnerability could affect the integrity and confidentiality of data within the Best POS Management System when the `id` parameter in `manage_user.php` is manipulated. An unauthenticated attacker could potentially leverage this to execute arbitrary SQL commands, impacting system behavior and sensitive information.

System and user data at risk.
SQL injection via `id` parameter.
Data corruption or unauthorized access.

Operational Fix

Recommended remediation, mitigation, and detection steps

Teams responsible for the "Best POS Management System" should prioritize identifying all instances of this application, determining their network exposure, and confirming business criticality. This triage process will help accountable owners plan remediation efforts based on the highest risks.

Identify application owners and affected systems.
Verify network exposure and business impact.
Plan vendor coordination for remediation.

Supplementary metadata

CVSS vector

Validate whether this threat affects your internet-facing exposure.

Halo Threat Intelligence helps prioritize remediation with Halo Surface Signal and H/A/L/O context. Start exposure validation with a free external attack surface trial.

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Frequently asked questions

What is the Best POS Management System?

The Best POS Management System is a web-based application developed by mayurik. It is designed to help businesses handle point-of-sale activities, such as processing transactions and managing user data, through a centralized digital interface.

What does SQL injection mean for CVE-2023-27204?

This vulnerability is classified as CWE-89, or Improper Neutralization of Special Elements used in an SQL Command. In plain terms, it means the software does not properly check user input, allowing an attacker to inject their own database commands into the system to view, change, or delete sensitive data.

How is this SQL injection triggered?

An attacker triggers this flaw by sending a specially crafted request to the 'id' parameter located on the '/kruxton/manage_user.php' page. The vulnerability is not triggered by normal, legitimate usage of the system's intended interface, but specifically by submitting malicious data designed to manipulate database queries.

Is my system at risk?

According to Halo Surface Signal, this software is typically deployed as a web interface or portal. If your instance is reachable over a network, such as being hosted on an internet-facing server or a broad internal network, it is potentially exposed to unauthorized network-based interaction.

What should I do if I run this software?

First, locate all instances of this application within your environment to understand where it is running. Once identified, evaluate if these systems are reachable over your network and determine their importance to your business operations to prioritize your next steps for securing or replacing them.

References

www.sourcecodester.com/php/16127/best-pos-management-system-php.html

Written by Nicholas Merritt

Nicholas Merritt is VP of Security Solutions at Halo Security. With more than 25 years across application security, vulnerability prioritization, and offensive security, he helps teams translate threat data into practical exposure validation and remediation focus. He authors Halo Threat Intelligence CVE advisories using Halo Surface Signal and H/A/L/O context to prioritize internet-facing risk.