What are directory traversal vulnerabilities, and how can attackers exploit them to gain unauthorized access to a system?
Directory traversal vulnerabilities represent a significant security flaw within web applications, allowing attackers to access restricted directories and files stored outside the web root folder. This type of vulnerability is also known as path traversal and occurs when an application fails to properly sanitize user input, enabling malicious users to manipulate file paths and gain
How does fuzz testing help in identifying security vulnerabilities in software and networks?
Fuzz testing, also known as fuzzing, is a highly effective technique for identifying security vulnerabilities in software and networks. It involves providing invalid, unexpected, or random data as input to a computer program with the goal of uncovering bugs, crashes, and potential security flaws. This method is particularly useful in the context of cybersecurity, where
- Published in Cybersecurity, EITC/IS/WAPT Web Applications Penetration Testing, Web attacks practice, DotDotPwn – directory traversal fuzzing, Examination review
Why is it important to convert user input from HTML elements to numbers when performing arithmetic operations in JavaScript?
In the realm of web development, particularly when dealing with JavaScript, it is important to understand the necessity of converting user input from HTML elements to numbers before performing arithmetic operations. This importance stems from the fundamental differences between string and numeric data types, and the potential complications that arise when these differences are not
What steps should be taken to ensure the security of user-entered data before making queries in PHP and MySQL?
To ensure the security of user-entered data before making queries in PHP and MySQL, several steps should be taken. It is important to implement robust security measures to protect sensitive information from unauthorized access and potential attacks. In this answer, we will outline the key steps that should be followed to achieve this goal. 1.
- Published in Web Development, EITC/WD/PMSF PHP and MySQL Fundamentals, Advancing with MySQL, Getting a single record, Examination review
How can an XSS attack occur through user input fields on a website?
An XSS (Cross-Site Scripting) attack is a type of security vulnerability that can occur on websites, particularly those that accept user input through form fields. In this answer, we will explore how an XSS attack can occur through user input fields on a website, specifically focusing on the context of web development using PHP and
How can LFI vulnerabilities be exploited in web applications?
Local File Inclusion (LFI) vulnerabilities can be exploited in web applications to gain unauthorized access to sensitive files on the server. LFI occurs when an application allows user input to be included as a file path without proper sanitization or validation. This allows an attacker to manipulate the file path and include arbitrary files from
How can an attacker exploit SSI injection vulnerabilities to gain unauthorized access or perform malicious activities on a server?
Server-Side Include (SSI) injection vulnerabilities can be exploited by attackers to gain unauthorized access or perform malicious activities on a server. SSI is a server-side scripting language that allows the inclusion of external files or scripts into a web page. It is commonly used to dynamically include common content such as headers, footers, or navigation
How can website owners prevent stored HTML injection attacks on their web applications?
Website owners can take several measures to prevent stored HTML injection attacks on their web applications. HTML injection, also known as cross-site scripting (XSS), is a common web vulnerability that allows attackers to inject malicious code into a website, which is then executed by unsuspecting users. This can lead to various security risks, such as
How can an attacker manipulate the server's reflection of data using HTML injection?
An attacker can manipulate a server's reflection of data using HTML injection by exploiting vulnerabilities in web applications. HTML injection, also known as cross-site scripting (XSS), occurs when an attacker injects malicious HTML code into a web application, which is then reflected back to the user's browser. This can lead to various security risks, including
- Published in Cybersecurity, EITC/IS/WAPT Web Applications Penetration Testing, Web attacks practice, bWAPP - HTML injection - reflected POST, Examination review
What is the purpose of intercepting a POST request in HTML injection?
Intercepting a POST request in HTML injection serves a specific purpose in the realm of web application security, particularly during penetration testing exercises. HTML injection, also known as cross-site scripting (XSS), is a web attack that allows malicious actors to inject malicious code into a website, which is then executed by unsuspecting users. This code