Top Web App Vulnerabilities in Healthcare to Mind

The role of electronic devices in business has grown substantially with the rise of smartphones and a wide range of advanced features that touch every aspect of our lives, including healthcare. While these advancements offer many benefits, they also bring security concerns, and you may have encountered some of the top web application vulnerabilities.

While using your phone as a tool in healthcare can be incredibly useful, it also presents potential risks. The following post will explore the most common security threats concerning sensitive information and provide detailed strategies to mitigate these risks.

Web App Vulnerabilities

Is Building a Secure Medical App a New Trend?

Digital healthcare apps are software designed to help individuals monitor and manage their health and well-being, including tools like fitness trackers, medication reminders, EMR integration, and telemedicine platforms.

Nowadays, they perform numerous tasks: collect, analyze, and provide feedback on personal health data, often integrating with wearable technology or smart devices to track metrics such as blood pressure, heart rate, and steps taken.

Besides, industry leaders like Johnson & Johnson have actively embraced these trends. For example, in 2016, they developed the OneTouch Reveal® app to help diabetes patients manage their condition. However, a vulnerability was discovered where sensitive health data wasn't properly encrypted during transmission.

Johnson & Johnson responded quickly by enhancing the encryption protocols, releasing a security patch, and conducting a comprehensive security audit. These measures protected patient data, preserved user trust, and highlighted the critical need for ongoing security assessments.

Top Web App Vulnerabilities

Importance of Testing and Scanning Your Web App Vulnerability

Testing is a specialized area of software testing that focuses exclusively on web applications. The primary goal of this testing strategy is to ensure that it functions correctly and exhibits features such as responsiveness, scalability, multi-browser support, and device compatibility.

During the testing process, testers need to address both functional and non-functional requirements that are included in the healthcare app development cost. Functional testing targets the specific needs of customers, while non-functional testing aligns with broader client expectations.

In turn, scanning is an in-depth assessment of online security aimed at detecting potential weaknesses and flaws through automated or manual methods. Conducting these scans regularly allows developers to identify and address the security issues of wireless sensor networks in healthcare applications, thereby enhancing overall security.

Scanning aims to uncover potential threats that could be exploited by attackers, with the identified issues then prioritized based on their severity or risk. Eventually, the scanner will search for common issues such as weak passwords, outdated software, missing patches, and misconfigured systems—all of which could lead to compromise or data theft.

Vulnerable Web App

Most Common Types of Web Application Vulnerabilities

Undoubtedly, creating custom web apps is integral to modern business operations, offering a wide range of functionalities that enhance the user experience and streamline processes. According to statistics, the market is expected to grow at an annual rate of 12.89% (CAGR) from 2024 to 2029, reaching an estimated value of US$13.57 billion by 2029. However, with their growing importance, they have also become prime targets for cyberattacks.  

Understanding the most common types is crucial for developers, security professionals, and businesses alike. These threats, if left unaddressed, can lead to significant security breaches, data theft, and financial loss. In this section we discussed the most prevalent mobile app vulnerabilities, shedding light on how they can be exploited and offering insights into strategies for mitigating these risks.

Data Leaks

Data leaks are among the most common and serious cybersecurity threats. These breaches occur when security protocols are inadequately followed, allowing hackers to access sensitive patient health information (PHI) that should be restricted to authorized individuals only.

Unauthorized Access

Beyond establishing robust security protocols, there is an additional layer of patient responsibility that must be considered. Some secure texting apps for healthcare lack adequate security measures to block unauthorized users from accessing the platform, even if they are well-designed to prevent virtual hacking. Therefore, features like face recognition, passwords, or fingerprint authentication should be integrated.

Communication Flaws

When using the messaging features of custom healthcare app development, it is essential to ensure that all communication is encrypted during transmission to prevent unauthorized access or interception by malicious actors. This encryption safeguards sensitive health data as it travels between the user’s device and the healthcare provider's system, protecting it from potential breaches. Additionally, securely storing the messages on the device is equally important. This involves using robust encryption methods to ensure that even if the device is compromised, the stored health information remains inaccessible to unauthorized individuals. By implementing these security measures, mHealth can maintain the confidentiality and integrity of personal health data, fostering trust among users and compliance with healthcare regulations.

Unsecured Data Storage

Many solutions allow users to send and receive sensitive files, including PHI, that are accessible to both physicians and patients. While the programs themselves might not be secure, they often store this data locally on the device. If these files are not encrypted, the smartphone could be compromised, and even if the mHealth is secure, the files could still be accessible due to their local storage outside the platform.

Third-Party Integrations

Certain programs may incorporate virtual keyboards or other third-party APIs that are not properly secured, leading to potential data breaches. When calculating the cost of application development it is necessary to consider every level where information could be displayed or stored must be secured to prevent breaches. A notable example of third-party risks is the Morley Companies case. This company, which offers commercial services to a range of healthcare providers and multiple Fortune 500 companies, experienced a breach that affected over 500,000 patient records, exposing their PHI. The most concerning aspect was that the company violated the HIPAA Breach Notification Rule by waiting until February 2022—six months after discovering the breach—to notify potential victims.

Web App Security Vulnerabilities

Measures to Protect from Web Application Security Vulnerabilities

When developing medical apps for patients, there are many considerations to keep in mind, as well as prioritizing establishing and then building upon a set of fundamental safeguards to protect data.

These safeguards include implementing strong encryption methods, ensuring secure data storage, and incorporating robust authentication mechanisms to prevent unauthorized access.

As medical programs handle highly confidential information, it is crucial to address these security measures from the outset and regularly update them to adapt to evolving threats. Here let’s go through some measures to not only protect patient data but also build trust with users and ensure compliance with industry standards and regulations.

Two-Factor Authentication

Implementing two-factor authentication (2FA) is a simple yet effective way to prevent unauthorized access to secure texting app for healthcare. Encouraging users to enable this additional layer of security can greatly enhance data protection, ensuring that only approved users can access mHealth.

Encrypting Data Transmission

To prevent message interception, communications within mHealth must be end-to-end encrypted. Therefore, patients and physicians should rely on specialized tools for communication, as standard messaging services lack the necessary precautions to protect sensitive personal information.

Safe Cloud Storage Options

Certain programs may be completely secure against data breaches, such as cloud-based apps, but they save data on the user's device, which is susceptible to risk management software in healthcare. They can prevent data breaches by allowing users to view information without actually preserving it locally by using their cloud storage.

Evaluations of Integration Security

Once you've completed creating your platform, get a professional to test it, even if you think you have everything figured out. Actually, as cybersecurity develops, so do security risks, and the only people who stay current on this subject are professionals.

Web App Vulnerability

How to Find Vulnerabilities in Web Applications

Potential threats can range from simple coding errors to complex security flaws that expose sensitive data and critical functions. Effectively finding these breaches in healthcare app development. involves a combination of systematic testing, advanced tools, and expert knowledge. Let’s dive into a comprehensive overview of strategies and techniques for uncovering weaknesses, helping you protect against potential threats, and enhancing overall security.

Find Subdomains

  • Map the Attack Surface. Subdomains often represent different external network ranges and can host private or lesser-known solutions.
  • Vulnerable Web Apps. Listing the subdomains of the target hostname helps in identifying potential issues, as attackers often target these less-secured programs.

Find Online Hosts

  • Use the Virtual Hosts Tool. These tools are usually employed for each platform to uncover all associated virtual hosts.
  • Identify Shared Virtual Hosts. Web server's IP address to detect virtual hosts sharing the same server, and ensure each is thoroughly analyzed during penetration testing.

Open the TCP Port Lookup Utility

  • Identify Network Services. Determining which network services are accessible online for healthcare application security is one of the crucial steps.
  • Detect Open Ports. Finding and assessing open ports that shouldn't be publicly accessible, helps to identify and address security weaknesses.

Utilize the Web Scanner

  • Identify Common Threats. Detect issues such as SQL Injection, XSS, and other common web app vulnerabilities, as well as problems with web server configurations.
  • Full Scan for Comprehensive Mapping. The features map the entire attack surface of the target system, uncovering hidden risks.

Open the URL Fuzzer

  • Discover Hidden Files and Folders. Fuzzing techniques locate hidden files and directories on a web server, such as backup files or old versions of scripts.
  • Ensure Proper Access Controls. For additional safety, it is better to check that sensitive resources are protected with appropriate access restrictions, rather than relying on obscurity alone.

URL Fuzzer Examiner

  • Use Wordlists. Wordlists systematically find hidden files and directories on web servers, enhancing the thoroughness of the penetration test.
  • Identify Sensitive Resources. Pinpoint and analyze hidden resources such as backup files, configuration files, or outdated scripts that can potentially expose sensitive information or be exploited by attackers.

Google Hacking Tool

  • Advanced Search Techniques. Sophisticated search terms uncover publicly accessible information that can be leveraged during penetration testing.
  • Identify Exposed Data. Detecting exposed data such as unsecured login portals, sensitive files, or sensitive documents that may have been inadvertently made public, enables a more comprehensive assessment of the target's security posture.

Attack Surface Aggregator

  • Aggregate Findings. Combining results from various scanners into a unified, comprehensive view, offers a clear and organized picture of the attack surface for more straightforward analysis and action.
  • Streamline Reporting. Simplified reporting process by presenting all identified issues in a single, cohesive format, making it easier to utilize healthcare risk assessment software more effectively.

Perform a Password Audit

  • Identify Weak Credentials. Testing various username and password combinations from input wordlists uncovers weak credentials that could be exploited.
  • Automate Web Form Login. It automatically detects web forms in online platforms and attempts logins using the provided credentials, streamlining the process of identifying accounts.

Using OpenVAS Scanner

  • Identifies Weaknesses. Scans operating systems, web servers, and network services to uncover potential vulnerabilities.
  • Secure Connection. Establish a secure tunnel between the target network and the scanning tools via a VPN agent, ensuring the scanning process is protected.
  • Host Availability Check. If no open ports are detected, it suggests rerunning the scan with the "Check if the host is alive" option deactivated, which can help in identifying hosts that may not respond to standard pings.

SSL/TLS Scanner

  • Security Issues. It identifies a range of security holes in the SSL/TLS setup.
  • Fix Recommendations. Provide detailed suggestions for fixing any discovered issues.
  • Automation. Many tools can be run automatically using pre-defined scan templates, making the process efficient and consistent.

Vulnerability Management

  • Confirms Accuracy. Ensures the scanning results are accurate and reliable, verifying that identified problems are legitimate.
  • Healthcare Risk Management Software. Allows for adjusting risk levels based on the severity and context of the findings, helping to prioritize remediation efforts.
  • Mark as Addressed or Ignored. Enables marking issues as either resolved or intentionally ignored, helping to maintain an up-to-date and accurate security posture.
  • Comprehensive Reports. Generates detailed reports that summarize findings, actions taken, and overall security status, providing clear insights for stakeholders.
  • Streamline Management. Supports bulk editing, and individual tracking, and highlights recent changes, significantly reducing the time and effort required for manual tasks.
Extremely Vulnerable Web App

How to Test Vulnerability in Web Application

The most effective way to prevent breaches is through rigorous testing and proactive remediation. By identifying and addressing potential weaknesses early in the development process, organizations can significantly reduce the risk of exploitation.

Implementing comprehensive testing protocols ensures that threats are discovered and mitigated before they can be exploited by malicious actors. Below we listed key techniques that can help pinpoint critical weaknesses in iOS app vulnerabilities, providing a robust defense against potential security threats and safeguarding both the users.

Static Application Security Testing (SAST)

SAST solutions detect security flaws within the source code. These tools are often used throughout different stages of development, such as when new code is added or new releases are created.

However, SAST scan results can produce false positives and are typically rules-based, so it is crucial to thoroughly review and filter the findings to identify genuine security gaps.

Dynamic Application Security Testing (DAST)

DAST tools test that have been deployed in a staging or production environment by running the code to uncover potential issues. These automated tools scan the vulnerability of web applications by sending numerous requests, including malicious and unexpected ones, and then analyzing the responses for security flaws.

Manual penetration testers often use tools like Burp Suite, Fiddler, and Postman to conduct similar tests.

Interactive Application Security Testing (IAST)

IAST solutions combine the capabilities of both static analysis (like SAST) and dynamic testing (like DAST) to help identify and manage extremely vulnerable web apps.

These tools monitor functionality and performance while observing how the processes are executed. By deploying agents and sensors to scan and continuously analyze all interactions, IAST solutions can detect Android app vulnerabilities in real-time. Many IAST tools also include software composition analysis (SCA) to identify known problems in open-source frameworks.

Penetration Testing

Penetration testing is a security strategy designed to uncover weaknesses in vulnerable web app security by combining dynamic scanning tools with human expertise.

Penetration testers simulate the actions of an attacker by conducting reconnaissance, attempting to exploit issues, gaining unauthorized access, and demonstrating the potential to steal information or disrupt services. However, they do so ethically, operating within the scope of their agreement with the web service owner and without causing actual harm to the organization.

To Sum Up

Scanning websites and online web app security vulnerabilities is a vital component of your organization's cybersecurity strategy. By following a structured process—setting up the scanner, conducting scans, prioritizing risks, analyzing the findings, implementing remediation measures, and performing rescans—you can effectively safeguard their digital assets and maintain a secure online environment.

Regular assessments not only help you comply with industry standards but also build trust with partners and clients. By staying informed about the latest security threats and applying the best practices outlined in this approach, your organization can ensure they are well-protected against cyberattacks and maintain a robust security posture.

If you need a reliable partner to guarantee you profound security and peace of mind with our seasoned team, Contact us today, and we will get back to you as soon as possible!

People Also Ask

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About the Author

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Anastasiya Kastsiukovich

Anastasiya Kastsiukovich

Tech & Innovation Expert

Anastasiya is committed to making the complex simple. Her passion for writing, proficient research, and strong interviewing skills allow her to share in-depth insights into the ever-evolving IT landscape.

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