Web - Server Web - Server

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

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.

challenges 92 Challenges

Results Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution Date ↓↑
pas_valide HTML - Source code 49% 161172 5 g0uZ 5 3 October 2006
pas_valide HTTP - User-agent 24% 79496 10 g0uZ 10 3 October 2006
pas_valide Weak password 32% 104797 10 g0uZ 7 3 October 2006
pas_valide HTTP - Directory indexing 23% 73938 15 g0uZ 7 7 October 2006
pas_valide Install files 13% 41825 15 g0uZ 6 7 October 2006
pas_valide HTTP - Cookies 14% 43620 20 g0uZ 8 7 October 2006
pas_valide HTTP - Verb tampering 14% 44198 15 g0uZ 10 3 February 2011
pas_valide SQL injection - Authentication 14% 43801 30 g0uZ 11 27 February 2011
pas_valide SQL injection - Blind 3% 7270 50 g0uZ 6 27 February 2011
pas_valide Backup file 16% 52182 15 g0uZ 10 27 February 2011
pas_valide PHP - Filters 6% 18916 25 g0uZ 3 27 February 2011
pas_valide CRLF 10% 30469 20 g0uZ 7 31 July 2011
pas_valide Directory traversal 11% 33763 25 g0uZ 3 31 July 2011
pas_valide Local File Inclusion 8% 24578 30 g0uZ 4 2 October 2011
pas_valide PHP - register globals 5% 15225 25 g0uZ 2 8 October 2011
pas_valide SQL injection - Numeric 5% 14280 35 g0uZ 7 24 December 2012
pas_valide File upload - Double extensions 11% 33447 20 g0uZ 10 24 December 2012
pas_valide SQL injection - String 7% 20736 30 g0uZ 10 24 December 2012
pas_valide File upload - MIME type 8% 26718 20 g0uZ 10 26 December 2012
pas_valide File upload - Null byte 7% 22815 25 g0uZ 4 26 December 2012
pas_valide XPath injection - Authentication 2% 6361 35 g0uZ 6 27 December 2012
pas_valide XPath injection - Blind 1% 2235 75 g0uZ 5 27 December 2012
pas_valide XPath injection - String 2% 3766 40 g0uZ 5 26 May 2013
pas_valide LDAP injection - Authentication 3% 9939 35 g0uZ 8 26 May 2013
pas_valide LDAP injection - Blind 1% 3319 55 g0uZ 2 8 June 2013
pas_valide PHP - Serialization 2% 6529 35 Arod 3 3 February 2014
pas_valide SQL injection - Filter bypass 1% 2584 80 sambecks 7 21 July 2014
pas_valide SQL injection - File reading 2% 5820 40 Arod 3 19 October 2014
pas_valide XML External Entity 2% 5313 35 sambecks 2 20 October 2014
pas_valide HTTP - Improper redirect 13% 40532 15 Arod 10 26 November 2014
pas_valide HTTP - Headers 16% 52083 15 Arod 9 11 January 2015
pas_valide SQL injection - Insert 1% 3056 40 sambecks 4 23 February 2015
pas_valide SQL injection - Error 3% 7309 40 sambecks 5 4 March 2015
pas_valide PHP - Path Truncation 2% 5259 35 Geluchat 6 25 March 2015
pas_valide SQL Truncation 2% 6373 35 Geluchat 2 1 May 2015
pas_valide NoSQL injection - Authentication 3% 7441 35 mastho 8 31 May 2015
pas_valide SQL injection - Time based 2% 5425 45 ycam 4 11 September 2015
pas_valide Remote File Inclusion 4% 11384 30 g0uZ 8 25 November 2015
pas_valide Java - Server-side Template Injection 4% 10190 30 righettod 6 29 November 2015
pas_valide SQL injection - Authentication - GBK 3% 9201 30 dvor4x 4 2 December 2015
pas_valide PHP - preg_replace() 3% 8759 30 sambecks 4 2 March 2016
pas_valide Local File Inclusion - Wrappers 2% 3487 40 sambecks 4 2 March 2016
pas_valide PHP - type juggling 3% 8575 30 vic 4 10 March 2016
pas_valide Local File Inclusion - Double encoding 4% 12326 30 zM_ 4 13 June 2016
pas_valide PHP - assert() 5% 14773 25 Birdy42 10 26 November 2016
pas_valide NoSQL injection - Blind 1% 2847 45 ghozt 6 26 November 2016
pas_valide SQL Injection - Routed 2% 5053 35 soka 5 24 December 2016
pas_valide Java - Spring Boot 1% 2253 40 dvor4x 3 24 December 2016
pas_valide XSLT - Code execution 2% 3571 30 ghozt 5 16 July 2017
pas_valide HTTP - Open redirect 19% 63140 10 Swissky 10 2 August 2017
pas_valide File upload - ZIP 3% 9094 30 ghozt 3 3 August 2017
pas_valide PHP - Command injection 19% 62622 10 sambecks 10 20 September 2017
pas_valide Command injection - Filter bypass 3% 7306 30 sambecks 6 20 September 2017
pas_valide PHP - Loose Comparison 3% 6981 30 ghozt 4 10 January 2018
pas_valide Server Side Request Forgery 1% 1758 50 sambecks 7 22 June 2018
pas_valide HTTP - POST 14% 46783 15 Th1b4ud 10 14 August 2018
pas_valide PHP - Eval 2% 3443 40 chmod 10 8 November 2018
pas_valide JWT - Public key 2% 3571 30 Jrmbt 5 21 August 2019
pas_valide JWT - Weak secret 4% 11048 25 Jrmbt 6 21 August 2019
pas_valide JWT - Introduction 5% 16001 20 Kn0wledge 5 21 August 2019
pas_valide Insecure Code Management 4% 12867 20 Swissky 6 29 September 2019
pas_valide PHP - Remote Xdebug 1% 1407 25 mayfly 4 18 March 2020
pas_valide JWT - Revoked token 2% 5486 25 ArnC 6 20 March 2020
pas_valide PHP - Unserialize overflow 1% 727 55 mayfly 2 4 April 2020
pas_valide GraphQL - Mutation 1% 1482 40 CanardMandarin 2 20 October 2020
pas_valide Node - Eval 1% 2677 30 Mhd_Root 7 24 February 2021
pas_valide Node - Serialize 1% 1158 35 Mhd_Root 2 24 February 2021
pas_valide HTTP - IP restriction bypass 8% 25282 10 Cyrhades 7 23 March 2021
pas_valide NodeJS - vm escape 1% 690 50 Podalirius 1 15 April 2021
pas_valide Yaml - Deserialization 1% 1268 35 Nishacid 2 20 April 2021
pas_valide Python - Server-side Template Injection Introduction 2% 3982 25 Podalirius 7 7 September 2021
pas_valide Python - Blind SSTI Filters Bypass 1% 582 75 Podalirius 5 7 September 2021
pas_valide NodeJS - Prototype Pollution Bypass 1% 464 45 Worty 1 22 October 2021
pas_valide PHP - Unserialize Pop Chain 1% 601 55 Worty 2 22 October 2021
pas_valide PHP - Apache configuration 1% 2036 25 erk3 , nemoz 3 8 July 2022
pas_valide PHP - Eval - Advanced filters bypass 1% 530 40 Podalirius 2 8 July 2022
pas_valide File upload - Polyglot 1% 394 45 Cyxo 1 8 July 2022
pas_valide GraphQL - Introspection 1% 3087 20 apges01 4 19 January 2023
pas_valide GraphQL - Injection 1% 607 30 apges01 2 19 January 2023
pas_valide GraphQL - Backend injection 1% 352 40 apges01 1 19 January 2023
pas_valide JWT - Unsecure File Signature 1% 1711 25 Nishacid , Mika 3 23 February 2023
pas_valide JWT - Header Injection 1% 974 30 Nishacid , Mika 2 23 February 2023
pas_valide JWT - Unsecure Key Handling 1% 655 35 Nishacid , Mika 5 23 February 2023
pas_valide XSS - Server Side 1% 2023 20 Elf 4 23 June 2023
pas_valide SQL Injection Second Order 1% 147 55 k4ndar3c 1 29 November 2023
pas_valide Flask - Development server 1% 600 30 Sanlokii 1 29 November 2023
pas_valide Elixir - EEx 1% 186 35 lolo42 1 29 November 2023
pas_valide Flask - Unsecure session 1% 1743 20 Sanlokii 1 29 November 2023
pas_valide Java - Custom gadget deserialization 1% 81 50 Elweth 0 28 December 2023
pas_valide API - Broken Access 1% 2375 15 Nishacid , Mika 2 18 January 2024
pas_valide API - Mass Assignment 1% 1656 20 Nishacid , Mika 2 18 January 2024
pas_valide API - Broken Access 2 1% 121 40 Nishacid , Mika 1 18 January 2024

Challenge Results Challenge Results

Pseudo Challenge Lang Date
0xg3l Web - Server  PHP - assert() en 27 July 2024 at 08:00
Zyro Web - Server  Backup file en 27 July 2024 at 07:56
Xai Web - Server  HTTP - Headers en 27 July 2024 at 06:14
Xai Web - Server  HTTP - Directory indexing en 27 July 2024 at 06:04
Xai Web - Server  Backup file en 27 July 2024 at 05:55
Traceur. Web - Server  SQL injection - File reading en 27 July 2024 at 05:14
tiuphun Web - Server  Insecure Code Management en 27 July 2024 at 05:10
Inades Web - Serveur  PHP - Filters fr 27 July 2024 at 04:35
Alt Cunningham Web - Serveur  SQL injection - Time based fr 27 July 2024 at 04:34
Hyna Web - Serveur  Fichier de sauvegarde fr 27 July 2024 at 04:33