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 JWT - Revoked token 1% 624 25 ArnC 6
pas_valide CRLF 10% 17375 20 g0uZ 7
pas_valide SQL injection - Authentication - GBK 3% 5089 30 dvor4x 3
pas_valide Java - Spring Boot 1% 1338 40 dvor4x 2
pas_valide PHP - Path Truncation 2% 3491 35 Geluchat 4
pas_valide PHP - Remote Xdebug 1% 285 25 mayfly 2
pas_valide Weak password 34% 62581 10 g0uZ 7
pas_valide HTTP - User-agent 25% 45041 10 g0uZ 10
pas_valide Backup file 17% 31434 15 g0uZ 7
pas_valide JSON Web Token (JWT) - Public key 1% 1345 30 Jrmbt 4
pas_valide XSLT - Code execution 2% 1984 30 ghozt 5
pas_valide Command injection - Filter bypass 3% 3745 30 sambecks 6
pas_valide SQL injection - Filter bypass 1% 1300 80 sambecks 5
pas_valide HTTP - Headers 16% 29549 15 Arod 9
pas_valide HTTP - Open redirect 18% 33308 10 Swissky 10
pas_valide Install files 15% 26163 15 g0uZ 2
pas_valide SQL injection - Time based 2% 2911 45 ycam 4
pas_valide Server Side Request Forgery 1% 685 50 sambecks 5
pas_valide SQL Injection - Routed 2% 2491 35 soka 5
pas_valide File upload - Null byte 8% 14051 25 g0uZ 4
pas_valide PHP - register globals 6% 10165 25 g0uZ 1
pas_valide SQL Truncation 3% 3783 35 Geluchat 2
pas_valide LDAP injection - Blind 1% 1856 55 g0uZ 1
pas_valide PHP - Unserialize overflow 1% 167 40 mayfly 2
pas_valide PHP - assert() 5% 8317 25 Birdy42 9
pas_valide HTTP - POST 12% 22202 15 Th1b4ud 10
pas_valide PHP - type juggling 3% 5559 30 vic 4
pas_valide SQL injection - File reading 2% 3074 40 Arod 3
pas_valide PHP - Serialization 3% 4232 35 Arod 2
pas_valide SQL injection - Insert 1% 1668 40 sambecks 3
pas_valide LDAP injection - Authentication 4% 6118 35 g0uZ 8
pas_valide HTTP - Cookies 14% 24695 20 g0uZ 7
pas_valide SQL injection - Blind 3% 4290 50 g0uZ 5
pas_valide File upload - ZIP 3% 5004 30 ghozt 3
pas_valide HTTP - Directory indexing 24% 43600 15 g0uZ 7
pas_valide NoSQL injection - Authentication 3% 4652 35 mastho 8
pas_valide File upload - Double extensions 11% 19753 20 g0uZ 9
pas_valide XML External Entity 2% 2886 35 sambecks 2
pas_valide Directory traversal 11% 20259 25 g0uZ 3
pas_valide HTTP - Improper redirect 13% 22959 15 Arod 10
pas_valide Local File Inclusion - Double encoding 5% 7549 30 zM_ 3
pas_valide Insecure Code Management 3% 4081 20 Swissky 6
pas_valide XPath injection - Authentication 3% 4443 35 g0uZ 6
pas_valide PHP - Eval 1% 1626 40 chmod 9
pas_valide Local File Inclusion - Wrappers 1% 1863 40 sambecks 4
pas_valide HTML - Source code 49% 90408 5 g0uZ 3
pas_valide JSON Web Token (JWT) - Weak secret 2% 3162 25 Jrmbt 5
pas_valide Remote File Inclusion 4% 6766 30 g0uZ 8
pas_valide HTTP - Verb tampering 15% 26259 15 g0uZ 10
pas_valide SQL injection - Authentication 13% 23230 30 g0uZ 11
pas_valide PHP - preg_replace() 4% 5732 30 sambecks 4
pas_valide File upload - MIME type 9% 15454 20 g0uZ 9
pas_valide SQL injection - String 6% 10727 30 g0uZ 8
pas_valide Local File Inclusion 9% 15545 30 g0uZ 4
pas_valide SQL injection - Error 3% 4002 40 sambecks 4
pas_valide PHP - Filters 7% 12253 25 g0uZ 3
pas_valide PHP - Command injection 18% 31855 10 sambecks 10
pas_valide XPath injection - Blind 1% 1275 75 g0uZ 4
pas_valide SQL injection - Numeric 5% 7947 35 g0uZ 6
pas_valide PHP - Loose Comparison 3% 3929 30 ghozt 4
pas_valide Java - Server-side Template Injection 4% 5850 30 righettod 4
pas_valide XPath injection - String 2% 2507 40 g0uZ 5
pas_valide JSON Web Token (JWT) - Introduction 3% 4619 20 Knowledge 4
pas_valide NoSQL injection - Blind 1% 1719 45 ghozt 5

Challenge Results Challenge Results

Pseudo Challenge Lang date
yukidwen   HTML - Code source 14 July 2020 at 12:52
oneplus123   PHP - Injection de commande 14 July 2020 at 12:52
El_Maghribi_   SQL Truncation 14 July 2020 at 12:50
Energy45   SQL injection - Authentification 14 July 2020 at 12:48
oneplus123   Mot de passe faible 14 July 2020 at 12:47
oneplus123   HTTP - User-agent 14 July 2020 at 12:46
Karbok   HTML - Code source 14 July 2020 at 12:43
Deckcard23   HTTP - POST 14 July 2020 at 12:42
Energy45   HTTP - Verb tampering 14 July 2020 at 12:42
Morana   HTTP - POST 14 July 2020 at 12:42