External risk intelligence

Bus Pass Management System SQL Injection Vulnerability

CVE advisorySeverity: CRITICAL (CVSS 9.8)

CVE-2022-35156

The vulnerability exists in a web application management system designed for external interaction. As a web-based portal intended for public or user-facing access to retrieve or download passes, it is commonly deployed as an internet-facing service.

SQL Injection

Phpgurukul Bus Pass 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 details a critical security vulnerability found in the Bus Pass Management System 1.0. The issue involves a type of attack known as SQL Injection, which could allow unauthorized access and manipulation of the system's data. Given the system's function, its exposure as an external-facing service, and the severity of the vulnerability, understanding its relevance to our environment is important.

System flaw allows unauthorized data access.
Critical vulnerability in a public-facing system.
Confirm relevance and assess potential exposure.

Attack Path

How an attacker could exploit the issue

An attacker can exploit this vulnerability by sending a specially crafted request to the `download-pass.php` page. This request targets the `searchdata` parameter, which is susceptible to SQL injection. If successful, an attacker could manipulate the database, potentially leading to unauthorized access or modification of sensitive information.

Requires no authentication or user interaction.
Triggered by specially crafted `searchdata` parameter.
Allows database manipulation and unauthorized access.

Live Threat

Current exploitation, exposure, and threat context

A SQL injection vulnerability in the searchdata parameter of the download-pass.php script could allow an attacker to manipulate database queries. When supported by the advisory, this may expose system data and alter service behavior.

System database contents could be accessed.
Malicious SQL queries can be injected.
Unauthorized access and data alteration.

Operational Fix

Recommended remediation, mitigation, and detection steps

Application owners and infrastructure teams are likely responsible for addressing this SQL injection vulnerability in the Bus Pass Management System. The first practical step is to identify all instances of this system, confirm their accessibility and criticality to business operations, and then determine the accountable owner to plan a targeted remediation.

Application owners should own the issue.
Verify system reachability and business criticality.
Plan and coordinate vendor-assisted 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 Bus Pass Management System?

It is a web-based application developed by PHPGurukul intended for managing transportation passes. Organizations typically use this software to provide a portal where users or administrators can search for and download transit documentation, serving as a centralized database for bus pass records.

What is the SQL injection weakness in CVE-2022-35156?

This vulnerability, classified as CWE-89, occurs when an application fails to properly sanitize user-supplied data before including it in a database query. In this specific case, it allows an unauthorized person to interfere with the database commands, potentially enabling them to view, steal, or change sensitive information stored by the system.

How is this vulnerability triggered?

An attacker triggers the flaw by sending a specifically formatted request to the 'searchdata' parameter found on the 'download-pass.php' page. The vulnerability is not triggered by standard usage or legitimate search queries that do not contain malicious code designed to manipulate the underlying database logic.

Is this system likely to be internet-facing?

Yes. According to Halo Surface Signal, this application is designed for external interaction to facilitate pass retrieval. Because it is a web portal intended for users to access services remotely, it is frequently deployed in environments where it is reachable from the public internet, which increases the potential risk profile.

What should I do if I run this software?

Your first step is to locate all deployments of the Bus Pass Management System within your network to understand where it is currently active. Once identified, evaluate the system's business criticality and reachability, then coordinate with the system owner to prioritize a remediation plan, such as applying patches or restricting network access.

References

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.