Quick Answer: What scenarios can cause broken authentication?

What are some examples of broken authentication?


  • Predictable login credentials.
  • User authentication credentials that are not protected when stored.
  • Session IDs exposed in the URL (e.g., URL rewriting)
  • Session IDs vulnerable to session fixation attacks.
  • Session value that does not time out or get invalidated after logout.

Which of the following scenarios are most likely to result in broken authentication?

Which of the following scenarios is most likely to result in broken authentication and session management vulnerabilities? Poorly implemented custom code is used. Session-based indirection is used. Unused and unnecessary services, code, and DLLs are disabled.

What factor may cause a broken authentication exploit?

Uses weak or ineffective credential recovery and forgot-password processes, such as “knowledge-based answers”, which cannot be made safe. Uses plain text, encrypted, or weakly hashed passwords (see A3:2017-Sensitive Data Exposure). Has missing or ineffective multi-factor authentication.

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What is broken authentication?

Broken authentication is an umbrella term for several vulnerabilities that attackers exploit to impersonate legitimate users online. … Both are classified as broken authentication because attackers can use either avenue to masquerade as a user: hijacked session IDs or stolen login credentials.

What are common types of authentication related attacks?

Types of Authentication attacks

Attack types Attack description
Brute Force Allows an attacker to guess a person’s user name, password, credit card number, or cryptographic key by using an automated process of trial and error.

What are Owasp top 10 vulnerabilities?

OWASP Top 10 Vulnerabilities

  • Sensitive Data Exposure. …
  • XML External Entities. …
  • Broken Access Control. …
  • Security Misconfiguration. …
  • Cross-Site Scripting. …
  • Insecure Deserialization. …
  • Using Components with Known Vulnerabilities. …
  • Insufficient Logging and Monitoring.

Which is most vulnerable to injection attacks?

Top 5 Most Dangerous Injection Attacks

  1. SQL Injection. …
  2. Cross-Site Scripting (XSS) …
  3. OS Command Injection. …
  4. Code Injection (Remote Code Execution) …
  5. XXE Injection.

Which one of the following is most likely to result from unvalidated redirects and forwards?

If you allow unvalidated redirects and forwards, your website or web application will most probably be used in phishing scams.

Which threat is most likely to occur when a web application fails to validate a clients access to a resource?

Cross-Site Scripting (XSS) attacks occur when: Data enters a Web application through an untrusted source, most frequently a web request. The data is included in dynamic content that is sent to a web user without being validated for malicious content.

What is a2 broken authentication?

Attackers can detect broken authentication using manual means and exploit them using automated tools with password lists and dictionary attacks. … Attackers have to gain access to only a few accounts, or just one admin account to compromise the system.

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What methods could be used to mitigate broken access control issues?

* Bypassing access control checks by modifying the URL, internal application state, or the HTML page, or simply using a custom API attack tool. * Allowing the primary key to be changed to another’s users record, permitting viewing or editing someone else’s account.

What is authentication bypass vulnerability?

1) Authentication bypass vulnerability (CVE-2021-27215)

This allows an attacker to login to the admin panel with a user of his choice, e.g the root user with highest privileges or even a non-existing user. … Nevertheless, it is a highly critical security vulnerability and must be patched immediately.

What are the three types of authentication?

Authentication factors can be classified into three groups: something you know: a password or personal identification number (PIN); something you have: a token, such as bank card; something you are: biometrics, such as fingerprints and voice recognition.

Which of the following migration techniques can be adopted to avoid broken authentication and session management problems?

A VPN (virtual private network) is another effective way to protect yourself from broken authentication and session management. VPNs enable users to send and receive data across shared or public networks privately.

What mitigation techniques can be adopted to avoid broken authentication and session management problems?

How to Prevent Broken Authentication and Session Management

  • Credentials should be protected: User authentication credentials should be protected when stored using hashing or encryption.
  • Do not expose session ID in the URL: Session IDs should not be exposed in the URL (e.g., URL rewriting).