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.

 69 Challenges

Results Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution Date
pas_valide HTML - Source code 49% 105497 5 g0uZ 5 3 October 2006
pas_valide HTTP - IP restriction bypass 1% 1197 10 Cyrhades 1 23 March 2021
pas_valide HTTP - Open redirect 19% 40467 10 Swissky 10 2 August 2017
pas_valide HTTP - User-agent 25% 52401 10 g0uZ 10 3 October 2006
pas_valide Weak password 33% 71129 10 g0uZ 7 3 October 2006
pas_valide PHP - Command injection 18% 38508 10 sambecks 10 20 September 2017
pas_valide Backup file 17% 35955 15 g0uZ 8 27 February 2011
pas_valide HTTP - Directory indexing 24% 49872 15 g0uZ 7 7 October 2006
pas_valide HTTP - Headers 16% 34306 15 Arod 9 11 January 2015
pas_valide HTTP - POST 13% 27775 15 Th1b4ud 10 14 August 2018
pas_valide HTTP - Improper redirect 13% 26845 15 Arod 10 26 November 2014
pas_valide HTTP - Verb tampering 14% 30083 15 g0uZ 10 3 February 2011
pas_valide Install files 14% 29612 15 g0uZ 4 7 October 2006
pas_valide CRLF 10% 20203 20 g0uZ 7 31 July 2011
pas_valide File upload - Double extensions 11% 22538 20 g0uZ 9 24 December 2012
pas_valide File upload - MIME type 9% 17640 20 g0uZ 10 26 December 2012
pas_valide HTTP - Cookies 14% 28377 20 g0uZ 8 7 October 2006
pas_valide Insecure Code Management 3% 6039 20 Swissky 6 29 September 2019
pas_valide JSON Web Token (JWT) - Introduction 4% 6693 20 Kn0wledge 5 21 August 2019
pas_valide Directory traversal 11% 22941 25 g0uZ 3 31 July 2011
pas_valide File upload - Null byte 8% 15873 25 g0uZ 4 26 December 2012
pas_valide JSON Web Token (JWT) - Weak secret 3% 4721 25 Jrmbt 6 21 August 2019
pas_valide JWT - Revoked token 1% 1560 25 ArnC 6 20 March 2020
pas_valide PHP - assert() 5% 9572 25 Birdy42 9 26 November 2016
pas_valide PHP - Filters 7% 13668 25 g0uZ 3 27 February 2011
pas_valide PHP - register globals 6% 11254 25 g0uZ 1 8 October 2011
pas_valide PHP - Remote Xdebug 1% 565 25 mayfly 2 18 March 2020
pas_valide File upload - ZIP 3% 5907 30 ghozt 3 3 August 2017
pas_valide Command injection - Filter bypass 3% 4507 30 sambecks 6 20 September 2017
pas_valide Java - Server-side Template Injection 4% 6653 30 righettod 4 29 November 2015
pas_valide JSON Web Token (JWT) - Public key 1% 1826 30 Jrmbt 4 21 August 2019
pas_valide Local File Inclusion 9% 17453 30 g0uZ 4 2 October 2011
pas_valide Local File Inclusion - Double encoding 4% 8529 30 zM_ 4 13 June 2016
pas_valide Node - Eval 1% 648 30 Mhd_Root 3 24 February 2021
pas_valide PHP - Loose Comparison 3% 4642 30 ghozt 4 10 January 2018
pas_valide PHP - preg_replace() 3% 6404 30 sambecks 4 2 March 2016
pas_valide PHP - type juggling 3% 6292 30 vic 4 10 March 2016
pas_valide Remote File Inclusion 4% 7634 30 g0uZ 8 25 November 2015
pas_valide SQL injection - Authentication 13% 26911 30 g0uZ 11 27 February 2011
pas_valide SQL injection - Authentication - GBK 3% 5822 30 dvor4x 3 2 December 2015
pas_valide SQL injection - String 6% 12463 30 g0uZ 8 24 December 2012
pas_valide XSLT - Code execution 2% 2332 30 ghozt 5 16 July 2017
pas_valide LDAP injection - Authentication 4% 6865 35 g0uZ 8 26 May 2013
pas_valide Node - Serialize 1% 177 35 Mhd_Root 1 24 February 2021
pas_valide NoSQL injection - Authentication 3% 5158 35 mastho 8 31 May 2015
pas_valide PHP - Path Truncation 2% 3838 35 Geluchat 5 25 March 2015
pas_valide PHP - Serialization 3% 4705 35 Arod 2 3 February 2014
pas_valide SQL injection - Numeric 5% 8900 35 g0uZ 6 24 December 2012
pas_valide SQL Injection - Routed 2% 2919 35 soka 5 24 December 2016
pas_valide SQL Truncation 2% 4254 35 Geluchat 2 1 May 2015
pas_valide XML External Entity 2% 3353 35 sambecks 2 20 October 2014
pas_valide XPath injection - Authentication 3% 4837 35 g0uZ 6 27 December 2012
pas_valide GraphQL 1% 348 40 CanardMandarin 2 20 October 2020
pas_valide Java - Spring Boot 1% 1544 40 dvor4x 3 24 December 2016
pas_valide Local File Inclusion - Wrappers 1% 2150 40 sambecks 4 2 March 2016
pas_valide PHP - Eval 1% 2012 40 chmod 9 8 November 2018
pas_valide PHP - Unserialize overflow 1% 343 40 mayfly 2 4 April 2020
pas_valide SQL injection - Error 3% 4586 40 sambecks 4 4 March 2015
pas_valide SQL injection - Insert 1% 1876 40 sambecks 3 23 February 2015
pas_valide SQL injection - File reading 2% 3562 40 Arod 3 19 October 2014
pas_valide XPath injection - String 2% 2760 40 g0uZ 5 26 May 2013
pas_valide NoSQL injection - Blind 1% 1945 45 ghozt 5 26 November 2016
pas_valide SQL injection - Time based 2% 3317 45 ycam 4 11 September 2015
pas_valide NodeJS - vm escape 1% 38 50 Podalirius 1 15 April 2021
pas_valide Server Side Request Forgery 1% 868 50 sambecks 7 22 June 2018
pas_valide SQL injection - Blind 3% 4785 50 g0uZ 5 27 February 2011
pas_valide LDAP injection - Blind 1% 2137 55 g0uZ 2 8 June 2013
pas_valide XPath injection - Blind 1% 1481 75 g0uZ 4 27 December 2012
pas_valide SQL injection - Filter bypass 1% 1451 80 sambecks 5 21 July 2014

Challenge Results Challenge Results

Pseudo Challenge Lang Date
valorheart   Directory traversal 17 April 2021 at 15:21
Alireza   HTTP - Cookies 17 April 2021 at 15:21
Alireza   HTTP - Directory indexing 17 April 2021 at 15:19
Miedonan   HTTP - Open redirect 17 April 2021 at 15:19
Sherman   HTTP - POST 17 April 2021 at 15:16
moora   CRLF 17 April 2021 at 15:15
LOUP   Install files 17 April 2021 at 15:12
lolpo   Mot de passe faible 17 April 2021 at 15:03
moora   Install files 17 April 2021 at 15:03
lolpo   HTTP - POST 17 April 2021 at 15:01