Web - Server

Discover the mechanisms, protocols and technologies used on the Internet and learn to abuse it!

These challenges are designed to train users on HTML, HTTP and other server side mechanisms. The following series of challenges will cultivate a better understanding of techniques such as : Basic workings of multiple authentication mechanisms, handling form data, inner workings of web applications, etc. ...

Prerequisites:
- Understand HTML.
- Understand the HTTP protocol.
- Ability to manipulate a web browser.

 64 Challenges

Results Name Validations Number of points   Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution
pas_valide HTML - Source code 49% 88018 5 g0uZ 3
pas_valide HTTP - User-agent 25% 43885 10 g0uZ 10
pas_valide Weak password 34% 61231 10 g0uZ 7
pas_valide PHP - Command injection 17% 30791 10 sambecks 10
pas_valide HTTP - Open redirect 18% 32221 10 Swissky 10
pas_valide Backup file 17% 30740 15 g0uZ 7
pas_valide HTTP - Directory indexing 24% 42651 15 g0uZ 6
pas_valide HTTP - Headers 16% 28851 15 Arod 9
pas_valide HTTP - POST 12% 21311 15 Th1b4ud 10
pas_valide HTTP - Improper redirect 13% 22370 15 Arod 10
pas_valide HTTP - Verb tampering 15% 25669 15 g0uZ 10
pas_valide Install files 15% 25642 15 g0uZ 2
pas_valide HTTP - Cookies 14% 24133 20 g0uZ 7
pas_valide JSON Web Token (JWT) - Introduction 3% 4266 20 Knowledge 4
pas_valide Insecure Code Management 3% 3768 20 Swissky 6
pas_valide File upload - MIME type 9% 15047 20 g0uZ 9
pas_valide CRLF 10% 16918 20 g0uZ 7
pas_valide File upload - Double extensions 11% 19293 20 g0uZ 9
pas_valide PHP - assert() 5% 8111 25 Birdy42 9
pas_valide PHP - Remote Xdebug 1% 242 25 mayfly 2
pas_valide PHP - register globals 6% 9982 25 g0uZ 1
pas_valide PHP - Filters 7% 12004 25 g0uZ 3
pas_valide JWT - Revoked token 1% 486 25 ArnC 3
pas_valide JSON Web Token (JWT) - Weak secret 2% 2912 25 Jrmbt 5
pas_valide File upload - Null byte 8% 13767 25 g0uZ 4
pas_valide Directory traversal 11% 19797 25 g0uZ 3
pas_valide XSLT - Code execution 2% 1928 30 ghozt 5
pas_valide SQL injection - String 6% 10511 30 g0uZ 8
pas_valide SQL injection - Authentication - GBK 3% 4980 30 dvor4x 3
pas_valide SQL injection - Authentication 13% 22741 30 g0uZ 11
pas_valide Remote File Inclusion 4% 6610 30 g0uZ 8
pas_valide PHP - type juggling 3% 5444 30 vic 4
pas_valide PHP - Loose Comparison 3% 3805 30 ghozt 4
pas_valide PHP - preg_replace() 4% 5626 30 sambecks 4
pas_valide Local File Inclusion 9% 15240 30 g0uZ 4
pas_valide JSON Web Token (JWT) - Public key 1% 1282 30 Jrmbt 4
pas_valide Java - Server-side Template Injection 4% 5721 30 righettod 4
pas_valide Command injection - Filter bypass 2% 3606 30 sambecks 6
pas_valide File upload - ZIP 3% 4862 30 ghozt 3
pas_valide Local File Inclusion - Double encoding 5% 7379 30 zM_ 3
pas_valide SQL Injection - Routed 2% 2421 35 soka 5
pas_valide XML External Entity 2% 2809 35 sambecks 2
pas_valide SQL Truncation 3% 3707 35 Geluchat 2
pas_valide XPath injection - Authentication 3% 4375 35 g0uZ 6
pas_valide SQL injection - Numeric 5% 7813 35 g0uZ 6
pas_valide PHP - Path Truncation 2% 3416 35 Geluchat 4
pas_valide NoSQL injection - Authentication 3% 4569 35 mastho 8
pas_valide LDAP injection - Authentication 4% 6002 35 g0uZ 8
pas_valide PHP - Serialization 3% 4150 35 Arod 2
pas_valide SQL injection - Error 3% 3900 40 sambecks 4
pas_valide XPath injection - String 2% 2450 40 g0uZ 5
pas_valide SQL injection - File reading 2% 3006 40 Arod 3
pas_valide SQL injection - Insert 1% 1639 40 sambecks 3
pas_valide PHP - Unserialize overflow 1% 126 40 mayfly 2
pas_valide PHP - Eval 1% 1568 40 chmod 9
pas_valide Local File Inclusion - Wrappers 2% 1821 40 sambecks 4
pas_valide Java - Spring Boot 1% 1308 40 dvor4x 2
pas_valide NoSQL injection - Blind 1% 1680 45 ghozt 5
pas_valide SQL injection - Time based 2% 2848 45 ycam 4
pas_valide Server Side Request Forgery 1% 664 50 sambecks 4
pas_valide SQL injection - Blind 3% 4209 50 g0uZ 5
pas_valide LDAP injection - Blind 1% 1815 55 g0uZ 1
pas_valide XPath injection - Blind 1% 1249 75 g0uZ 4
pas_valide SQL injection - Filter bypass 1% 1269 80 sambecks 5

Challenge Results Challenge Results

Pseudo Challenge Lang date
epicness   SQL injection - Numeric 26 May 2020 at 22:54
Edenowa   HTTP - Redirection invalide 26 May 2020 at 22:52
epicness   NoSQL injection - Authentication 26 May 2020 at 22:51
MLK19   Fichier de sauvegarde 26 May 2020 at 22:48
zura02   HTTP - Cookies 26 May 2020 at 22:45
epicness   Insecure Code Management 26 May 2020 at 22:40
user18081971   HTTP - Directory indexing 26 May 2020 at 22:38
MLK19   HTTP - Open redirect 26 May 2020 at 22:33
Altrian   HTML - Code source 26 May 2020 at 22:26
Bartok   HTML - Code source 26 May 2020 at 22:26