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% 93790 5 g0uZ 3
pas_valide HTTP - Open redirect 19% 34955 10 Swissky 10
pas_valide HTTP - User-agent 25% 46673 10 g0uZ 10
pas_valide Weak password 34% 64499 10 g0uZ 7
pas_valide PHP - Command injection 18% 33341 10 sambecks 10
pas_valide Backup file 17% 32470 15 g0uZ 7
pas_valide HTTP - Directory indexing 24% 45003 15 g0uZ 7
pas_valide HTTP - Headers 16% 30594 15 Arod 9
pas_valide HTTP - POST 13% 23466 15 Th1b4ud 10
pas_valide HTTP - Improper redirect 13% 23847 15 Arod 10
pas_valide HTTP - Verb tampering 15% 27087 15 g0uZ 10
pas_valide Install files 14% 26941 15 g0uZ 3
pas_valide CRLF 10% 18031 20 g0uZ 7
pas_valide File upload - Double extensions 11% 20411 20 g0uZ 9
pas_valide File upload - MIME type 9% 15974 20 g0uZ 9
pas_valide HTTP - Cookies 14% 25569 20 g0uZ 7
pas_valide Insecure Code Management 3% 4616 20 Swissky 6
pas_valide JSON Web Token (JWT) - Introduction 3% 5140 20 Kn0wledge 4
pas_valide Directory traversal 11% 20848 25 g0uZ 3
pas_valide File upload - Null byte 8% 14480 25 g0uZ 4
pas_valide JSON Web Token (JWT) - Weak secret 2% 3569 25 Jrmbt 5
pas_valide JWT - Revoked token 1% 864 25 ArnC 6
pas_valide PHP - assert() 5% 8599 25 Birdy42 9
pas_valide PHP - Filters 7% 12591 25 g0uZ 3
pas_valide PHP - register globals 6% 10429 25 g0uZ 1
pas_valide PHP - Remote Xdebug 1% 353 25 mayfly 2
pas_valide File upload - ZIP 3% 5201 30 ghozt 3
pas_valide Command injection - Filter bypass 3% 3933 30 sambecks 6
pas_valide Java - Server-side Template Injection 4% 6025 30 righettod 4
pas_valide JSON Web Token (JWT) - Public key 1% 1474 30 Jrmbt 4
pas_valide Local File Inclusion 9% 15940 30 g0uZ 4
pas_valide Local File Inclusion - Double encoding 5% 7762 30 zM_ 3
pas_valide PHP - Loose Comparison 3% 4106 30 ghozt 4
pas_valide PHP - preg_replace() 4% 5907 30 sambecks 4
pas_valide PHP - type juggling 3% 5741 30 vic 4
pas_valide Remote File Inclusion 4% 6956 30 g0uZ 8
pas_valide SQL injection - Authentication 13% 23854 30 g0uZ 11
pas_valide SQL injection - Authentication - GBK 3% 5235 30 dvor4x 3
pas_valide SQL injection - String 6% 11063 30 g0uZ 8
pas_valide XSLT - Code execution 2% 2078 30 ghozt 5
pas_valide LDAP injection - Authentication 4% 6261 35 g0uZ 8
pas_valide NoSQL injection - Authentication 3% 4779 35 mastho 8
pas_valide PHP - Path Truncation 2% 3577 35 Geluchat 4
pas_valide PHP - Serialization 3% 4355 35 Arod 2
pas_valide SQL injection - Numeric 5% 8147 35 g0uZ 6
pas_valide SQL Injection - Routed 2% 2581 35 soka 5
pas_valide SQL Truncation 3% 3875 35 Geluchat 2
pas_valide XML External Entity 2% 2982 35 sambecks 2
pas_valide XPath injection - Authentication 3% 4540 35 g0uZ 6
pas_valide Java - Spring Boot 1% 1385 40 dvor4x 2
pas_valide Local File Inclusion - Wrappers 2% 1931 40 sambecks 4
pas_valide PHP - Eval 1% 1733 40 chmod 9
pas_valide PHP - Unserialize overflow 1% 228 40 mayfly 2
pas_valide SQL injection - Error 3% 4137 40 sambecks 4
pas_valide SQL injection - Insert 1% 1722 40 sambecks 3
pas_valide SQL injection - File reading 2% 3168 40 Arod 3
pas_valide XPath injection - String 2% 2568 40 g0uZ 5
pas_valide NoSQL injection - Blind 1% 1777 45 ghozt 5
pas_valide SQL injection - Time based 2% 3008 45 ycam 4
pas_valide Server Side Request Forgery 1% 728 50 sambecks 6
pas_valide SQL injection - Blind 3% 4386 50 g0uZ 5
pas_valide LDAP injection - Blind 1% 1917 55 g0uZ 2
pas_valide XPath injection - Blind 1% 1331 75 g0uZ 4
pas_valide SQL injection - Filter bypass 1% 1347 80 sambecks 5

Challenge Results Challenge Results

Pseudo Challenge Lang date
dauvertl   File upload - Null byte 29 September 2020 at 11:33
gragond   Fichier de sauvegarde 29 September 2020 at 11:29
bernardpg   File upload - Type MIME 29 September 2020 at 11:26
yae   HTTP - Directory indexing 29 September 2020 at 11:26
pierre03   HTTP - Cookies 29 September 2020 at 11:25
gragond   PHP - Injection de commande 29 September 2020 at 11:24
tiaz63   File upload - Type MIME 29 September 2020 at 11:22
yuku   HTTP - POST 29 September 2020 at 11:22
Ivan   File upload - Type MIME 29 September 2020 at 11:21
Faust   File upload - Type MIME 29 September 2020 at 11:20