Exercises

Exercise Avg. Time Difficulty Solved by Tier
Cipher block chaining Crypto
This exercise details how to tamper with data encrypted using CBC
< 1 Hr. medium 3034 PRO
Struts s2-045
This exercise covers a Remote Code Execution in Struts 2.
< 1 Hr. medium 2857 PRO
CVE-2016-2098
This exercise covers a remote code execution vulnerability in Ruby-on-Rails when using render on user-supplied data
< 1 Hr. medium 3763 PRO
CVE-2014-4511: Gitlist RCE
This exercise explains how you can exploit a vulnerability published in 2014 in Gitlist.
< 1 Hr. medium 19 FREE
Werkzeug DEBUG
This challenge was written for Ruxcon CTF 2015 and cover the Debug mode of Werkzeug/Flask
< 1 Hr. medium 1639 PRO
Padding Oracle
This exercise covers an attack against CBC mode. This attack can be used to decrypt data and re-encrypt arbitrary data
< 1 Hr. medium 861 FREE
CVE-2015-3224
This exercise is a challenge written for Nullcon CTF in 2015
< 1 Hr. medium 1649 PRO
CVE-2013-0156: Rails Object Injection
This exercise covers the exploitation of a code execution in Ruby-on-Rails using XML and YAML.
< 1 Hr. medium 4091 PRO
JWT Algorithm Confusion JWT
This exercise covers the exploitation of an issue with some implementations of JWT
< 1 Hr. medium 3911 PRO
CVE-2016-0792
This exercise covers the exploitation of an Xstream vulnerability in Jenkins
< 1 Hr. medium 4906 PRO
ObjectInputStream
This exercise covers the exploitation of a call to readObject in a Spring application
< 1 Hr. medium 4401 PRO
XMLDecoder
This exercise covers the exploitation of an application using XMLDecoder
< 1 Hr. medium 5506 PRO
Intercept 03
This exercise covers how to intercept an HTTPs connection with hostname verification.
< 1 Hr. medium 1518 PRO
Intercept 02
This exercise covers how to intercept an HTTPs connection.
< 1 Hr. medium 1673 PRO
Struts devMode
This exercise covers how to get code execution when a Struts application is running in devMode
medium 0 PRO
Cross-Origin Resource Sharing
This exercise covers Cross-Origin Resource Sharing and how it can be used to bypass CSRF protection if it's misconfigured
medium 0 PRO
Pickle Code Execution
This exercise covers the exploitation of Python's pickle when used to deserialize untrusted data
< 1 Hr. medium 6589 PRO
Play XML Entities
This exercise covers the exploitation of XML entities in the Play framework
< 1 Hr. medium 2326 FREE
Play Session Injection
This exercise covers the exploitation of a session injection in the Play framework. This issue can be used to tamper with the content of the session while bypassing the signing mechanism
< 1 Hr. medium 2985 FREE
CVE-2007-1860: mod_jk double-decoding
This exercise covers the exploitation of CVE-2007-1860. This vulnerability allows an attacker to gain access to inaccessible pages using crafted requests. This is a common trick that a lot of testers miss.
< 1 Hr. medium 6231 FREE
XSS and MySQL FILE XSS
This exercise explains how to exploit a Cross-Site Scripting vulnerability to obtain an administrator's cookies, and how you can use their session to gain access to the administration panel, and find a SQL injection to gain code execution
medium 0 FREE
Electronic Code Book Crypto
This exercise explains how you can tamper with encrypted cookies to access another user's account
< 1 Hr. medium 5987 FREE
From SQL Injection to Shell II SQL Injection
This exercise explains how you can, from a blind SQL injection, gain access to the administration console. Then once in the administration console, how you can run commands on the system.
1-2 Hr. medium 58 FREE
Axis2 Web service and Tomcat Manager
This exercise explains the interactions between Tomcat and Apache, then it shows how to call and attack an Axis2 Web service. Using information retrieved from this attack, you will be able to gain access to the Tomcat Manager and deploy a WebShell to gain command execution.
medium 0 FREE
CVE-2008-1930: WordPress Cookie Integrity Flaw
This exercise explains how you can exploit CVE-2008-1930 to gain access to the administration interface of a Wordpress installation.
< 1 Hr. medium 36 FREE
From SQL Injection to Shell: PostgreSQL edition SQL Injection
This exercise explains how you can from a SQL injection gain access to the administration console, and from there, how you can run commands on the underlying system
< 1 Hr. medium 32 FREE
CVE-2012-1823: PHP CGI
This exercise explains how you can exploit CVE-2012-1823 to retrieve the source code of an application and gain code execution.
medium 1 FREE
PHP Include And Post Exploitation
This exercise describes the exploitation of a local file include with limited access. Once code execution is gained, you will see some post exploitation tricks.
medium 1 FREE
From SQL Injection to Shell SQL Injection
This exercise demonstrates how to leverage a SQL injection to gain access to the admin console, and from there, how to execute commands on the underlying system
< 1 Hr. medium 8374 FREE
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Showing 241–269 of 269 exercises