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.

 74 Challenges

Results Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution Date
pas_valide HTML - Source code 49% 119536 5 g0uZ 5 3 October 2006
pas_valide HTTP - IP restriction bypass 3% 6635 10 Cyrhades 5 23 March 2021
pas_valide HTTP - Open redirect 19% 45533 10 Swissky 10 2 August 2017
pas_valide HTTP - User-agent 24% 58563 10 g0uZ 10 3 October 2006
pas_valide Weak password 33% 79032 10 g0uZ 7 3 October 2006
pas_valide PHP - Command injection 18% 43883 10 sambecks 10 20 September 2017
pas_valide Backup file 17% 39541 15 g0uZ 8 27 February 2011
pas_valide HTTP - Directory indexing 23% 55294 15 g0uZ 7 7 October 2006
pas_valide HTTP - Headers 16% 38244 15 Arod 9 11 January 2015
pas_valide HTTP - POST 14% 31968 15 Th1b4ud 10 14 August 2018
pas_valide HTTP - Improper redirect 13% 29821 15 Arod 10 26 November 2014
pas_valide HTTP - Verb tampering 14% 33230 15 g0uZ 10 3 February 2011
pas_valide Install files 14% 32434 15 g0uZ 4 7 October 2006
pas_valide CRLF 10% 22512 20 g0uZ 7 31 July 2011
pas_valide File upload - Double extensions 11% 24839 20 g0uZ 9 24 December 2012
pas_valide File upload - MIME type 8% 19501 20 g0uZ 10 26 December 2012
pas_valide HTTP - Cookies 13% 31910 20 g0uZ 8 7 October 2006
pas_valide Insecure Code Management 4% 7639 20 Swissky 6 29 September 2019
pas_valide JSON Web Token (JWT) - Introduction 4% 8706 20 Kn0wledge 5 21 August 2019
pas_valide Directory traversal 11% 25357 25 g0uZ 3 31 July 2011
pas_valide File upload - Null byte 8% 17460 25 g0uZ 4 26 December 2012
pas_valide JSON Web Token (JWT) - Weak secret 3% 6128 25 Jrmbt 6 21 August 2019
pas_valide JWT - Revoked token 2% 2462 25 ArnC 6 20 March 2020
pas_valide PHP - assert() 5% 10759 25 Birdy42 10 26 November 2016
pas_valide PHP - Filters 7% 14887 25 g0uZ 3 27 February 2011
pas_valide PHP - register globals 5% 12217 25 g0uZ 2 8 October 2011
pas_valide PHP - Remote Xdebug 1% 787 25 mayfly 3 18 March 2020
pas_valide Python - Server-side Template Injection Introduction 1% 1121 25 Podalirius 3 7 September 2021
pas_valide File upload - ZIP 3% 6660 30 ghozt 3 3 August 2017
pas_valide Command injection - Filter bypass 3% 5122 30 sambecks 6 20 September 2017
pas_valide Java - Server-side Template Injection 4% 7413 30 righettod 5 29 November 2015
pas_valide JSON Web Token (JWT) - Public key 1% 2199 30 Jrmbt 5 21 August 2019
pas_valide Local File Inclusion 8% 19103 30 g0uZ 4 2 October 2011
pas_valide Local File Inclusion - Double encoding 4% 9338 30 zM_ 4 13 June 2016
pas_valide Node - Eval 1% 1318 30 Mhd_Root 7 24 February 2021
pas_valide PHP - Loose Comparison 3% 5192 30 ghozt 4 10 January 2018
pas_valide PHP - preg_replace() 3% 6936 30 sambecks 4 2 March 2016
pas_valide PHP - type juggling 3% 6813 30 vic 4 10 March 2016
pas_valide Remote File Inclusion 4% 8453 30 g0uZ 8 25 November 2015
pas_valide SQL injection - Authentication 13% 30529 30 g0uZ 11 27 February 2011
pas_valide SQL injection - Authentication - GBK 3% 6494 30 dvor4x 3 2 December 2015
pas_valide SQL injection - String 6% 14119 30 g0uZ 8 24 December 2012
pas_valide XSLT - Code execution 2% 2650 30 ghozt 5 16 July 2017
pas_valide LDAP injection - Authentication 4% 7643 35 g0uZ 8 26 May 2013
pas_valide Node - Serialize 1% 527 35 Mhd_Root 1 24 February 2021
pas_valide NodeJS - Prototype Pollution Bypass 1% 76 35 Worty 0 22 October 2021
pas_valide NoSQL injection - Authentication 3% 5670 35 mastho 8 31 May 2015
pas_valide PHP - Path Truncation 2% 4152 35 Geluchat 6 25 March 2015
pas_valide PHP - Serialization 3% 5069 35 Arod 2 3 February 2014
pas_valide SQL injection - Numeric 5% 9873 35 g0uZ 6 24 December 2012
pas_valide SQL Injection - Routed 2% 3307 35 soka 5 24 December 2016
pas_valide SQL Truncation 2% 4643 35 Geluchat 2 1 May 2015
pas_valide XML External Entity 2% 3800 35 sambecks 2 20 October 2014
pas_valide XPath injection - Authentication 3% 5187 35 g0uZ 6 27 December 2012
pas_valide Yaml - Deserialization 1% 493 35 Nishacid 2 20 April 2021
pas_valide GraphQL 1% 692 40 CanardMandarin 2 20 October 2020
pas_valide Java - Spring Boot 1% 1691 40 dvor4x 3 24 December 2016
pas_valide Local File Inclusion - Wrappers 1% 2385 40 sambecks 4 2 March 2016
pas_valide PHP - Eval 1% 2303 40 chmod 10 8 November 2018
pas_valide PHP - Unserialize overflow 1% 431 40 mayfly 2 4 April 2020
pas_valide SQL injection - Error 3% 5098 40 sambecks 5 4 March 2015
pas_valide SQL injection - Insert 1% 2071 40 sambecks 4 23 February 2015
pas_valide SQL injection - File reading 2% 4066 40 Arod 3 19 October 2014
pas_valide XPath injection - String 2% 2980 40 g0uZ 5 26 May 2013
pas_valide NoSQL injection - Blind 1% 2142 45 ghozt 6 26 November 2016
pas_valide SQL injection - Time based 2% 3711 45 ycam 4 11 September 2015
pas_valide NodeJS - vm escape 1% 331 50 Podalirius 1 15 April 2021
pas_valide Server Side Request Forgery 1% 1059 50 sambecks 7 22 June 2018
pas_valide SQL injection - Blind 3% 5281 50 g0uZ 5 27 February 2011
pas_valide LDAP injection - Blind 2% 2456 55 g0uZ 2 8 June 2013
pas_valide PHP - Unserialize Pop Chain 1% 85 55 Worty 0 22 October 2021
pas_valide Python - Blind SSTI Filters Bypass 1% 177 75 Podalirius 3 7 September 2021
pas_valide XPath injection - Blind 1% 1631 75 g0uZ 4 27 December 2012
pas_valide SQL injection - Filter bypass 1% 1537 80 sambecks 6 21 July 2014

Challenge Results Challenge Results

Pseudo Challenge Lang Date
logan   Fichier de sauvegarde 17 January 2022 at 17:23
Boccia   Mot de passe faible 17 January 2022 at 17:20
Mistigrille   Mot de passe faible 17 January 2022 at 17:20
TheShadow   Fichier de sauvegarde 17 January 2022 at 17:19
Boccia   HTTP - Headers 17 January 2022 at 17:19
IsThatAField   HTTP - Redirection invalide 17 January 2022 at 17:17
Waro   Injection de commande - Contournement de filtre 17 January 2022 at 17:15
root   Weak password 17 January 2022 at 17:15
SamiK   Server Side Request Forgery 17 January 2022 at 17:15
Renart   Local File Inclusion 17 January 2022 at 17:12