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.

 63 Challenges

Results Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note   Notation Solution
pas_valide JWT - Revoked token 1% 169 25 ArnC 1
pas_valide CRLF 10% 16274 20 g0uZ 7
pas_valide SQL injection - Authentication - GBK 3% 4790 30 dvor4x 3
pas_valide PHP - Path Truncation 2% 3313 35 Geluchat 4
pas_valide Java - Spring Boot 1% 1261 40 dvor4x 2
pas_valide Weak password 34% 59509 10 g0uZ 7
pas_valide HTTP - User-agent 25% 42366 10 g0uZ 10
pas_valide Backup file 17% 29744 15 g0uZ 7
pas_valide JSON Web Token (JWT) - Public key 1% 1141 30 Jrmbt 2
pas_valide XSLT - Code execution 2% 1854 30 ghozt 5
pas_valide SQL injection - Filter bypass 1% 1224 80 sambecks 5
pas_valide Command injection - Filter bypass 2% 3427 30 sambecks 6
pas_valide HTTP - Headers 16% 27851 15 Arod 9
pas_valide HTTP - Open redirect 18% 30716 10 Swissky 10
pas_valide PHP - Remote Xdebug 1% 123 25 mayfly 1
pas_valide Install files 15% 24834 15 g0uZ 2
pas_valide SQL Injection - Routed 2% 2303 35 soka 5
pas_valide SQL injection - Time based 2% 2736 45 ycam 4
pas_valide Server Side Request Forgery 1% 628 50 sambecks 4
pas_valide PHP - register globals 6% 9678 25 g0uZ 1
pas_valide SQL Truncation 3% 3574 35 Geluchat 2
pas_valide File upload - Null byte 8% 13334 25 g0uZ 4
pas_valide HTTP - POST 12% 20124 15 Th1b4ud 10
pas_valide SQL injection - File reading 2% 2899 40 Arod 3
pas_valide PHP - assert() 5% 7786 25 Birdy42 9
pas_valide LDAP injection - Authentication 4% 5830 35 g0uZ 8
pas_valide SQL injection - Insert 1% 1589 40 sambecks 3
pas_valide PHP - type juggling 3% 5253 30 vic 4
pas_valide NoSQL injection - Authentication 3% 4432 35 mastho 8
pas_valide LDAP injection - Blind 1% 1757 55 g0uZ 1
pas_valide File upload - ZIP 3% 4609 30 ghozt 3
pas_valide SQL injection - Blind 3% 4093 50 g0uZ 4
pas_valide PHP - Serialization 3% 4016 35 Arod 2
pas_valide HTTP - Cookies 14% 23349 20 g0uZ 7
pas_valide HTTP - Directory indexing 24% 41346 15 g0uZ 4
pas_valide XML External Entity 2% 2730 35 sambecks 2
pas_valide Directory traversal 11% 19208 25 g0uZ 3
pas_valide File upload - Double extensions 11% 18612 20 g0uZ 9
pas_valide HTTP - Improper redirect 13% 21502 15 Arod 10
pas_valide Local File Inclusion - Wrappers 1% 1741 40 sambecks 4
pas_valide XPath injection - Authentication 3% 4277 35 g0uZ 5
pas_valide Remote File Inclusion 4% 6388 30 g0uZ 8
pas_valide PHP - Eval 1% 1442 40 chmod 9
pas_valide HTML - Source code 49% 84993 5 g0uZ 3
pas_valide Local File Inclusion - Double encoding 5% 7123 30 zM 3
pas_valide SQL injection - Authentication 13% 22014 30 g0uZ 11
pas_valide SQL injection - String 6% 10102 30 g0uZ 8
pas_valide HTTP - Verb tampering 15% 24867 15 g0uZ 10
pas_valide File upload - MIME type 9% 14554 20 g0uZ 8
pas_valide Insecure Code Management 2% 3248 20 Swissky 6
pas_valide JSON Web Token (JWT) - Weak secret 2% 2510 25 Jrmbt 5
pas_valide PHP - preg_replace() 4% 5441 30 sambecks 4
pas_valide Local File Inclusion 9% 14843 30 g0uZ 4
pas_valide PHP - Filters 7% 11633 25 g0uZ 3
pas_valide SQL injection - Error 3% 3737 40 sambecks 4
pas_valide PHP - Command injection 17% 29434 10 sambecks 10
pas_valide XPath injection - Blind 1% 1209 75 g0uZ 4
pas_valide Java - Server-side Template Injection 4% 5515 30 righettod 4
pas_valide SQL injection - Numeric 5% 7568 35 g0uZ 6
pas_valide XPath injection - String 2% 2376 40 g0uZ 5
pas_valide PHP - Loose Comparison 3% 3593 30 ghozt 4
pas_valide JSON Web Token (JWT) - Introduction 3% 3728 20 Knowledge 4
pas_valide NoSQL injection - Blind 1% 1618 45 ghozt 5

Challenge Results Challenge Results

Pseudo Challenge Lang date
Lanak   HTTP - Open redirect 4 April 2020 at 19:10
NialaH   XSLT - Exécution de code 4 April 2020 at 19:09
Néo   HTML - Code source 4 April 2020 at 19:08
chapichapo   PHP - Register globals 4 April 2020 at 19:06
VaptVulpe   HTTP - Directory indexing 4 April 2020 at 19:06
VaptVulpe   Weak password 4 April 2020 at 19:04
Junaifu   Mot de passe faible 4 April 2020 at 19:03
clone   JSON Web Token (JWT) - Introduction 4 April 2020 at 19:02
JamyMaudgour   SQL injection - Insert 4 April 2020 at 18:58
hrca   File upload - Double extensions 4 April 2020 at 18:54