Created by potrace 1.14, written by Peter Selinger 2001-2017

PDF The Pros and Cons of Modern Web Application Security Flaws and Possible Solutions Shahriat Hossain and Kh Ashique Mahmud

  • It is a vulnerability due to a lack of confirmation of the user’s identity, authentication, and session management. An attacker can access admin control over the server and manipulate the functionality. It is an application related to a vulnerability that occurs because of inappropriate security configuration or improperly configured permissions on cloud services. It is a vulnerability related to failure in user input sanitization of the applications. The attacker repeats this cookie and hijacks the user’s session, gaining access to or altering the user’s confidential data.

    Spring Security is an authentication and access-control framework and can be easily included in a Spring Boot application. On the other hand, Spring Boot security is more than just including the Spring Security framework. This cheatsheet focuses on the broader topic of Spring Boot security and how to secure your application created with Spring Boot. Spring Boot is one of the most used frameworks in the Java ecosystem because it dramatically simplifies the development of Spring applications. For this reason, it would be wise of you to try and improve the overall security posture of your Spring Boot applications.

    A4: External Entity Attack

    Log access control failures, alert admins when appropriate (e.g. repeated failures). Implement access control mechanisms once and re-use them throughout the application, including minimizing CORS usage. Whenever possible, use less complex data formats such as JSON, and avoiding serialization of sensitive data. Without encryption in place, an attacker could easily sniff the traffic to obtain a valid token or session identifier. In authentication process an entity is confirmed as authentic. An entity may be an end user who enters credentials into web application, or an entity may be a software program that utilizes a token to verify its authenticity.

    • The Servlet application is written insecurely in that it is directly concatenating an OS command and user input .
    • Spring Security 5.1 (est. late September 2018) will ship with a UserDetailsPasswordService API that allows you to upgrade your password storage.
    • This can be done in various ways, some of them less secure than others.
    • And if passwords are used, then they must be converted to a key via an appropriate password base key derivation function.
    • Controls should be implemented by developers depending on the risk of the application.
    • As part of your Spring Boot security strategy, we also need to think about your data.

    By default, Spring Security is enabled whenever you include the spring-boot-starter-security package. This can by easily disabled by excluding the SecurityAutoConfiguration in the file. Two approaches OWASP ZAP uses to find vulnerabilities are Spider and Active Scan.

    OWASP Top 10: #1 Injection and #2 Broken Authentication

    To reduce the time and effort required to set up a new secure environment, this process should be automated. Generate keys cryptographically in randomness and ensure that are stored in memory as byte arrays. And if passwords are used, then they must be converted to a key via an appropriate password base key derivation function. Using a central application component to verify access control. Access control maintains policy by preventing users from acting beyond their specified permissions. Failures result in unauthorized information disclosure, data modification or destruction, or performing a business function beyond the user’s capabilities. Spring offers a customizable authorization system that can be used to implement role-based-access-control and other methods such attribute-based-access-control .

    spring boot owasp top 10

    And if one of those applications is the admin console, and they did not change the default accounts, the attacker can log in with the default credential and take over the entire server in a brief span of time. This would avoid your applications sending back millions of database records if SQLi/NoSQLi were there in your apps.

    Reducing the Risks of Broken Access Control

    SSL certificates help protect the integrity of the data in transit between the host and the client . Implement weak-password checks, such as testing new or changed passwords against a list of the top 10,000 worst passwords. Preventing code Project Manager injection vulnerabilities really depends on the technology you are using on your website. For example, if you use WordPress, you could minimize code injection vulnerabilities by keeping it to a minimum of plugin and themes installed.

    While building the web application, make sure to use frameworks such as Spring Security, or OWASP Security Guard. These help you automate the implementation of remedial measures for CSRF flaws. Clearly lay out the roles of different users, and enumerate the resources for which access is approved. Before providing a resource to a user’s request, check if the user has authorization for it. Flaws described as missing function level access controls, happens when you don’t have proper authorizations in place. Broken authentication occurs when a user of your application takes the relevant information – possibly a user name and/or password from one website, and reuses it on other sites, including yours. Avoid directly inserting user input into system commands without preprocessing or checking.

    Separate data from commands

    The Spider tool starts with a seed of URLs, which it will access and parse through each response, identifying hyperlinks and adding them to a list. It will then access these newly found URLs and recursively continue, creating a map of URLs for your web application.

    spring boot owasp top 10

    Using third-party and open-source components can greatly speed up your development time, but they should be handled with caution. All operating systems, frameworks, libraries, and applications should be securely configured, and they must be patched/upgraded in a timely fashion. Do not store your application users’ passwords as plain text and force always one-way, irreversible adaptive function with a strong factor. When ending a session on logout or timeout, it is important to destroy and invalidate the session. Always protect authentication credentials with an adaptive one-way function with a slow work factor . This will make passwords extremely difficult to reverse into plaintext in case of a database compromise.


    This flaw arises when the request that you send across the network, is not secure enough. Things such as session IDs, passwords and other sensitive data on the submission page need to be sent out with proper encryption. If such encryption is not done, then it poses a problem, especially with websites that have both secure and unsecure parts . In this approach, we send Base 64 encoded user name and password along with the HTTP Request. Base-64 is not recommended for web applications, since it has severe security flaws.

    • Both Sucuri and OWASP recommend virtual patching for the cases where patching is not possible.
    • For example, if you use WordPress, you could minimize code injection vulnerabilities by keeping it to a minimum of plugin and themes installed.
    • In the case of the method find_Unsecure(), we are taking inputFromUser and directly appending it to the SQL query statement.

    SCrypt is old now , and has an extra complexity factor that BCrypt doesn’t, making it exponentially more difficult/expensive to brute 8 skills you need to be a good Python developer force. It’s written by a famous cryptographer/security guy and has great libraries in just about every programming language.

    How do I add security to Spring Boot?

    Spring Security simplifies authentication and helps you make it more secure. This behavior is configurable by extending the WebSecurityConfigurerAdapter class, allowing you to define how your users get authenticated and other aspects such as the presence of a “remember me” feature. Web applications usually are the biggest interface between a company and its users—both internal and external.

    spring boot owasp top 10

    This includes the OS, web/application server, database management system , applications, APIs and all components, runtime environments, and libraries. XSS allows attackers to execute scripts in the victim’s browser which can hijack user sessions, deface web sites, or redirect the user to malicious sites. The security settings in the application servers, application frameworks (e.g., Struts, Spring, ASP.NET), libraries, databases, etc. not set to secure values. All logins, access control, and server-side input validation failures are logged with sufficient user context. This will be helpful to identify suspicious or malicious accounts and hold for enough time to allow delayed forensic analysis. Secure design is a way for continuous threat evaluation and ensuring that code is robustly designed and tested to avoid known attack methods. In order to refine sessions and search for changes in data flows, access control, or other security measures.

    Leave a Reply

    Your email address will not be published. Required fields are marked *