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.

Challenges associated with this section 61 Challenges

Results Challenge's Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution
pas_valide Backup file 18% 26819 15 g0uZ 7
pas_valide CRLF 10% 14474 20 g0uZ 7
pas_valide Command injection - Filter bypass 2% 2900 30 sambecks 6
pas_valide Directory traversal 11% 17329 25 g0uZ 3
pas_valide File upload - Double extensions 11% 16636 20 g0uZ 9
pas_valide File upload - MIME type 9% 12961 20 g0uZ 8
pas_valide File upload - Null byte 8% 12035 25 g0uZ 4
pas_valide File upload - ZIP 3% 3910 30 ghozt 3
pas_valide HTML - Source code 48% 75119 5 g0uZ 3
pas_valide HTTP - Cookies 14% 20787 20 g0uZ 7
pas_valide HTTP - Directory indexing 24% 36947 15 g0uZ 4
pas_valide HTTP - Headers 16% 24664 15 Arod 8
pas_valide HTTP - Improper redirect 12% 18890 15 Arod 10
pas_valide HTTP - Open redirect 17% 25808 10 Swissky 10
pas_valide HTTP - POST 11% 16122 15 Th1b4ud 10
pas_valide HTTP - User-agent 24% 37490 10 g0uZ 10
pas_valide HTTP - Verb tampering 15% 22406 15 g0uZ 10
pas_valide Insecure Code Management 1% 1248 20 Swissky 5
pas_valide Install files 15% 22445 15 g0uZ 2
pas_valide JSON Web Token (JWT) - Introduction 2% 1846 20 Knowledge 3
pas_valide JSON Web Token (JWT) - Public key 1% 638 30 Jrmbt 2
pas_valide JSON Web Token (JWT) - Weak secret 1% 1216 25 Jrmbt 4
pas_valide Java - Server-side Template Injection 4% 4897 30 righettod 4
pas_valide Java - Spring Boot 1% 1016 40 dvor4x 2
pas_valide LDAP injection - Authentication 4% 5295 35 g0uZ 8
pas_valide LDAP injection - Blind 1% 1542 55 g0uZ 1
pas_valide Local File Inclusion 9% 13456 30 g0uZ 3
pas_valide Local File Inclusion - Double encoding 5% 6366 30 zM 3
pas_valide Local File Inclusion - Wrappers 1% 1501 40 sambecks 4
pas_valide NoSQL injection - Authentication 3% 3957 35 mastho 8
pas_valide NoSQL injection - Blind 1% 1383 45 ghozt 5
pas_valide PHP - Command injection 16% 24863 10 sambecks 10
pas_valide PHP - Eval 1% 1163 40 chmod 9
pas_valide PHP - Filters 7% 10515 25 g0uZ 3
pas_valide PHP - Loose Comparison 2% 3028 30 ghozt 4
pas_valide PHP - Path Truncation 2% 2967 35 Geluchat 4
pas_valide PHP - Serialization 3% 3678 35 Arod 2
pas_valide PHP - assert() 5% 6878 25 Birdy42 8
pas_valide PHP - preg_replace() 4% 4878 30 sambecks 4
pas_valide PHP - register globals 6% 8788 25 g0uZ 1
pas_valide PHP - type juggling 3% 4655 30 vic 4
pas_valide Remote File Inclusion 4% 5768 30 g0uZ 8
pas_valide SQL Injection - Routed 2% 1959 35 soka 5
pas_valide SQL Truncation 3% 3202 35 Geluchat 2
pas_valide SQL injection - Authentication 13% 19481 30 g0uZ 11
pas_valide SQL injection - Authentication - GBK 3% 4034 30 dvor4x 3
pas_valide SQL injection - Blind 3% 3749 50 g0uZ 4
pas_valide SQL injection - Error 3% 3288 40 sambecks 4
pas_valide SQL injection - File reading 2% 2549 40 Arod 2
pas_valide SQL injection - Filter bypass 1% 1022 80 sambecks 5
pas_valide SQL injection - Insert 1% 1407 40 sambecks 3
pas_valide SQL injection - Numeric 5% 6821 35 g0uZ 6
pas_valide SQL injection - String 6% 8924 30 g0uZ 8
pas_valide SQL injection - Time based 2% 2389 45 ycam 4
pas_valide Server Side Request Forgery 1% 494 50 sambecks 3
pas_valide Weak password 34% 53505 10 g0uZ 6
pas_valide XML External Entity 2% 2404 35 sambecks 2
pas_valide XPath injection - Authentication 3% 3953 35 g0uZ 5
pas_valide XPath injection - Blind 1% 1028 75 g0uZ 4
pas_valide XPath injection - String 2% 2116 40 g0uZ 4
pas_valide XSLT - Code execution 2% 1582 30 ghozt 5

Challenge Results Challenge Results

Pseudo Challenge Lang date
s0zzz   HTTP - Directory indexing en 12 November 2019 at 04:24
s0zzz   Backup file en 12 November 2019 at 04:22
chum1ng0   Insecure Code Management es 12 November 2019 at 04:20
s0zzz   PHP - Command injection en 12 November 2019 at 04:09
anhnm27   PHP - Filters en 12 November 2019 at 03:58
VinnyGambini   HTTP - Open redirect fr 12 November 2019 at 03:55
dongyeon1201   HTTP - Improper redirect en 12 November 2019 at 03:33
i2Eus   NoSQL injection - Authentication en 12 November 2019 at 03:27
dongyeon1201   HTTP - POST en 12 November 2019 at 03:25
L1ch7   JSON Web Token (JWT) - Weak secret en 12 November 2019 at 03:18