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 LDAP injection - Blind 1% 1853 55 g0uZ 1
pas_valide PHP - register globals 6% 10152 25 g0uZ 1
pas_valide SQL Truncation 3% 3779 35 Geluchat 2
pas_valide PHP - Serialization 3% 4227 35 Arod 2
pas_valide PHP - Remote Xdebug 1% 284 25 mayfly 2
pas_valide PHP - Unserialize overflow 1% 165 40 mayfly 2
pas_valide Java - Spring Boot 1% 1337 40 dvor4x 2
pas_valide Install files 15% 26129 15 g0uZ 2
pas_valide XML External Entity 2% 2881 35 sambecks 2
pas_valide PHP - Filters 7% 12233 25 g0uZ 3
pas_valide Local File Inclusion - Double encoding 5% 7537 30 zM_ 3
pas_valide Directory traversal 11% 20228 25 g0uZ 3
pas_valide SQL injection - Authentication - GBK 3% 5083 30 dvor4x 3
pas_valide HTML - Source code 49% 90231 5 g0uZ 3
pas_valide SQL injection - Insert 1% 1667 40 sambecks 3
pas_valide SQL injection - File reading 2% 3068 40 Arod 3
pas_valide File upload - ZIP 3% 4990 30 ghozt 3
pas_valide Java - Server-side Template Injection 4% 5839 30 righettod 4
pas_valide PHP - Path Truncation 2% 3487 35 Geluchat 4
pas_valide Local File Inclusion - Wrappers 2% 1862 40 sambecks 4
pas_valide PHP - type juggling 3% 5550 30 vic 4
pas_valide SQL injection - Error 3% 3998 40 sambecks 4
pas_valide PHP - preg_replace() 4% 5720 30 sambecks 4
pas_valide Local File Inclusion 9% 15527 30 g0uZ 4
pas_valide JSON Web Token (JWT) - Public key 1% 1340 30 Jrmbt 4
pas_valide SQL injection - Time based 2% 2909 45 ycam 4
pas_valide XPath injection - Blind 1% 1272 75 g0uZ 4
pas_valide PHP - Loose Comparison 3% 3922 30 ghozt 4
pas_valide JSON Web Token (JWT) - Introduction 3% 4595 20 Knowledge 4
pas_valide File upload - Null byte 8% 14033 25 g0uZ 4
pas_valide SQL injection - Filter bypass 1% 1294 80 sambecks 5
pas_valide SQL injection - Blind 3% 4280 50 g0uZ 5
pas_valide JSON Web Token (JWT) - Weak secret 2% 3142 25 Jrmbt 5
pas_valide Server Side Request Forgery 1% 684 50 sambecks 5
pas_valide NoSQL injection - Blind 1% 1717 45 ghozt 5
pas_valide XPath injection - String 2% 2503 40 g0uZ 5
pas_valide SQL Injection - Routed 2% 2487 35 soka 5
pas_valide XSLT - Code execution 2% 1981 30 ghozt 5
pas_valide SQL injection - Numeric 5% 7938 35 g0uZ 6
pas_valide XPath injection - Authentication 3% 4440 35 g0uZ 6
pas_valide Command injection - Filter bypass 3% 3737 30 sambecks 6
pas_valide JWT - Revoked token 1% 613 25 ArnC 6
pas_valide Insecure Code Management 3% 4057 20 Swissky 6
pas_valide HTTP - Cookies 14% 24659 20 g0uZ 7
pas_valide Weak password 34% 62464 10 g0uZ 7
pas_valide CRLF 10% 17341 20 g0uZ 7
pas_valide Backup file 17% 31386 15 g0uZ 7
pas_valide HTTP - Directory indexing 24% 43531 15 g0uZ 7
pas_valide NoSQL injection - Authentication 3% 4648 35 mastho 8
pas_valide LDAP injection - Authentication 4% 6111 35 g0uZ 8
pas_valide SQL injection - String 6% 10717 30 g0uZ 8
pas_valide Remote File Inclusion 4% 6757 30 g0uZ 8
pas_valide File upload - Double extensions 11% 19730 20 g0uZ 9
pas_valide HTTP - Headers 16% 29491 15 Arod 9
pas_valide PHP - Eval 1% 1620 40 chmod 9
pas_valide PHP - assert() 5% 8297 25 Birdy42 9
pas_valide File upload - MIME type 9% 15430 20 g0uZ 9
pas_valide HTTP - Improper redirect 13% 22914 15 Arod 10
pas_valide HTTP - Verb tampering 15% 26214 15 g0uZ 10
pas_valide PHP - Command injection 18% 31769 10 sambecks 10
pas_valide HTTP - Open redirect 18% 33228 10 Swissky 10
pas_valide HTTP - User-agent 25% 44950 10 g0uZ 10
pas_valide HTTP - POST 12% 22127 15 Th1b4ud 10
pas_valide SQL injection - Authentication 13% 23207 30 g0uZ 11

Challenge Results Challenge Results

Pseudo Challenge Lang date
Guillaume   JSON Web Token (JWT) - Introduction 9 July 2020 at 21:22
yasbel   HTML - Code source 9 July 2020 at 21:22
Amosyr   HTTP - Cookies 9 July 2020 at 21:21
Sila   HTTP - POST 9 July 2020 at 21:13
Sila   HTTP - Headers 9 July 2020 at 21:05
Sila   HTTP - Directory indexing 9 July 2020 at 20:57
Zerocondor   File upload - Type MIME 9 July 2020 at 20:56
Sila   Fichier de sauvegarde 9 July 2020 at 20:55
HShot   XPath injection - Authentication 9 July 2020 at 20:52
HShot   SQL injection - Numeric 9 July 2020 at 20:42