Search Forum – PortSwigger

Exploiting PHP deserialization with a pre-built gadget chain - getting error

Symfony Version: 4.3.6 PHP Fatal error: Uncaught Exception: Signature does not match session in /var/www … /index.php:7 Stack trace: #0 {main} thrown in /var/www/index.php on line 7 Thanks

HTTP Request Smuggling

responses" is given as "POST /search HTTP/1.1 Host: vulnerable-website.com Content-Type: application/x-www-form-urlencoded … Transfer-Encoding: chunked 7c GET /404 HTTP/1.1 Host: vulnerable-website.com Content-Type: application/x-www-form-urlencoded … server was given as "GET /404 HTTP/1.1 Host: vulnerable-website.com Content-Type: application/x-www-form-urlencoded … should be like this: "GET /404 HTTP/1.1 Host: vulnerable-website.com Content-Type: application/x-www-form-urlencoded … Content-Length: 146 x=POST /search HTTP/1.1 Host: vulnerable-website.com Content-Type: application/x-www-form-urlencoded

Lab Login Not Working

HTTP/1.1 Host: ac201f5c1e42e752809e2e6200c0001f.web-security-academy.net Content-Type: application/x-www-form-urlencoded … Content-Length: 272 Transfer-Encoding: chunked 0 POST /post/comment HTTP/1.1 Content-Type: application/x-www-form-urlencoded … HTTP/1.1 Host: ac201f5c1e42e752809e2e6200c0001f.web-security-academy.net Content-Type: application/x-www-form-urlencoded … Content-Length: 272 Transfer-Encoding: chunked 0 POST /post/comment HTTP/1.1 Content-Type: application/x-www-form-urlencoded

HTTP request smuggling, obfuscating the TE header

POST / HTTP/1.1 Host: my host.web-security-academy.net Content-Type: application/x-www-form-urlencoded … Transfer-Encoding: chunked Transfer-encoding: cow 5c GPOST / HTTP/1.1 Content-Type: application/x-www-form-urlencoded

HTTP request smuggling, basic TE.CL vulnerability

i sent: POST / HTTP/1.1 Host: your-lab-id.web-security-academy.net Content-Type: application/x-www-form-urlencoded … Content-length: 4 Transfer-Encoding: chunked 5c GPOST / HTTP/1.1 Content-Type: application/x-www-form-urlencoded

Lab: Modifying serialized data types - Debug dumps tokens

p9a5ei0x99qi74vejsq36czp0tn1z3d6, xlbjcoe8ecul6sfmtdrt5cm8qqr6o7hx]) Invalid access token for user carlos in /var/www … /index.php:7 Stack trace: #0 {main} thrown in /var/www/index.php on line 7

Lab: Exploiting HTTP request smuggling to bypass front-end security controls, TE.CL vulnerability

HTTP/1.1 Host: ac451f7f1e1dd31780a427f50095008e.web-security-academy.net Content-Type: application/x-www-form-urlencoded … Transfer-Encoding: chunked 71 POST /admin HTTP/1.1 Host: localhost Content-Type: application/x-www-form-urlencoded

Not possible to disable "Update Content-Length"

HTTP/1.1 Host: 0a9900df035bbae8c07d5a7d0077009b.web-security-academy.net Content-Type: application/x-www-form-urlencoded … Content-Length: 4 Transfer-Encoding: chunked 5e POST /404 HTTP/1.1 Content-Type: application/x-www-form-urlencoded … HTTP/1.1 Host: 0a9900df035bbae8c07d5a7d0077009b.web-security-academy.net Content-Type: application/x-www-form-urlencoded … Content-Length: 105 Transfer-Encoding: chunked 5e POST /404 HTTP/1.1 Content-Type: application/x-www-form-urlencoded

HTTP Request Smuggling

portwigger: POST / HTTP/1.1 Host: your-lab-id.web-security-academy.net Content-Type: application/x-www-form-urlencoded … Content-length: 4 Transfer-Encoding: chunked 5c GPOST / HTTP/1.1 Content-Type: application/x-www-form-urlencoded

PHP deserialization: Signature does not match

receiving this error: PHP Fatal error: Uncaught Exception: Signature does not match session in /var/www … /index.php:7 Stack trace: #0 {main} thrown in /var/www/index.php on line 7 My secret key: f99oqo0667s8noe1clqktoa99mnzvuq2

ca certificate

The URL is http://burp/ - there's no www.

LAB: Exploiting HTTP request smuggling to reveal front-end request rewriting

HTTP/1.1 Host: ac201fbc1fd627ddc0effe2300f200de.web-security-academy.net Content-Type: application/x-www-form-urlencoded … username=carlos HTTP/1.1 X-ayZFvQ-Ip: 127.0.0.1 Content-Type: application/x-www-form-urlencoded Content-Length

vulnerable yes or no

POST /dz588q90/xhr/api/v2/collector/beacon HTTP/1.1 Host: www.---------.com Origin: http://example.com … : */* Accept-Language: en-US,en;q=0.5 Accept-Encoding: gzip, deflate Content-Type: application/x-www-form-urlencoded … Content-Length: 1410 Origin: https://www.--------.com Connection: close Referer: https://www.realself.com

Lab 1 Directory traversal(File path traversal, simple case)

3 directory or 4 directory under root directory eg image(218.png) can we present in directory /var/www … /image/218.png or /var/www/image/abc/218.png, How we get to know this for applying Directory traversal

Lab: Modifying serialized data types

Invalid access token for user administrator in Command line code:7 Stack trace: #0 {main} thrown in /var/www

74%39 Internal Server Error PHP Fatal error: Uncaught Exception: unserialize() failed in /var/www … /index.php:4 Stack trace: #0 {main} thrown in /var/www/index.php on line 4 ??

this error: Internal Server Error PHP Fatal error: Uncaught Exception: unserialize() failed in /var/www … /index.php:4 Stack trace: #0 {main} thrown in /var/www/index.php on line 4 Then, what I did is:

Modifying serialized objects" PHP Fatal error: Uncaught Exception: unserialize() failed in /var/www … /index.php:4 Stack trace: #0 {main} thrown in /var/www/index.php on line 4 echo "O:4:"User":2

Lab: HTTP request smuggling, basic TE.CL vulnerability

provided is: POST / HTTP/1.1 Host: your-lab-id.web-security-academy.net Content-Type: application/x-www-form-urlencoded … Content-length: 4 Transfer-Encoding: chunked 5c GPOST / HTTP/1.1 Content-Type: application/x-www-form-urlencoded

Bug in Lab

error Internal Server Error PHP Fatal error: Uncaught Exception: unserialize() failed in /var/www … /index.php:4 Stack trace: #0 {main} thrown in /var/www/index.php on line 4

HTTP request

POST / HTTP/1.1 Host: YOUR-LAB-ID.web-security-academy.net Content-Type: application/x-www-form-urlencoded … Content-length: 4 Transfer-Encoding: chunked 5c GPOST / HTTP/1.1 Content-Type: application/x-www-form-urlencoded

Lab: HTTP request smuggling, basic TE.CL vulnerability

Please see below: POST / HTTP/1.1 Host: <lab-ID>.web-security-academy.net Content-Type: application/x-www-form-urlencoded … Content-length: 4 Transfer-Encoding: chunked 5c GPOST / HTTP/1.1 Content-Type: application/x-www-form-urlencoded

HTTP/1.1 Host: 0a4200c60375b196c058f06300d100b9.web-security-academy.net Content-Type: application/x-www-form-urlencoded … Content-length: 4 Transfer-Encoding: chunked 5c GPOST / HTTP/1.1 Content-Type: application/x-www-form-urlencoded

HTTP/1.1 Host: 0a55001804a184ac82e056fd001300f2.web-security-academy.net Content-Type: application/x-www-form-urlencoded … Content-length: 4 Transfer-Encoding: chunked 5c GPOST /404 HTTP/1.1 Content-Type: application/x-www-form-urlencoded

Lab Not Working Properly

HTTP/1.1 Host: ac7a1f911ef7995e80d3ec5300020083.web-security-academy.net Content-Type: application/x-www-form-urlencoded … Host: exploit-acab1f4f1e8899f38092ec9101ef005c.web-security-academy.net Content-Type: application/x-www-form-urlencoded

HTTP/1.1 Host: acfb1ff41fc0eb70c03ba87e008c000d.web-security-academy.net Content-Type: application/x-www-form-urlencoded … Host: exploit-ac6a1f321fcaeb3dc0f4a8cc013d002c.web-security-academy.net Content-Type: application/x-www-form-urlencoded

Exploiting HTTP request smuggling to perform web cache poisoning - Not getting results.

HTTP/1.1 Host: acfb1ff41fc0eb70c03ba87e008c000d.web-security-academy.net Content-Type: application/x-www-form-urlencoded … Host: exploit-ac6a1f321fcaeb3dc0f4a8cc013d002c.web-security-academy.net Content-Type: application/x-www-form-urlencoded

Lab: Arbitrary object injection in PHP

burp request ..Internal Server Error PHP Fatal error: Uncaught Exception: unserialize() failed in /var/www … /index.php:5 Stack trace: #0 {main} thrown in /var/www/index.php on line 5

Missing parameter in HTTP Smuggling request lab

HTTP/1.1 Host: 0a3a008503e2d7a7c03e1b91006c0030.web-security-academy.net Content-Type: application/x-www-form-urlencoded … Content-Length: 256 Transfer-Encoding: chunked 0 POST /post/comment HTTP/1.1 Content-Type: application/x-www-form-urlencoded

HTTP/1.1 Host: 0abd00da04a3b710c0c4a56b002200b3.web-security-academy.net Content-Type: application/x-www-form-urlencoded … Content-Length: 256 Transfer-Encoding: chunked 0 POST /post/comment HTTP/1.1 Content-Type: application/x-www-form-urlencoded

Lab Not Responding

HTTP/1.1 Host: ac6d1fc91e74b3a4808926fc009c005a.web-security-academy.net Content-Type: application/x-www-form-urlencoded … Content-length: 4 Transfer-Encoding: chunked 5c GPOST / HTTP/1.1 Content-Type: application/x-www-form-urlencoded

Lab: Exploiting HTTP request smuggling to capture other users' requests

the lab POST / HTTP/1.1 Host: your-lab-id.web-security-academy.net Content-Type: application/x-www-form-urlencoded … Content-Length: 256 Transfer-Encoding: chunked 0 POST /post/comment HTTP/1.1 Content-Type: application/x-www-form-urlencoded

Lab: Exploiting HTTP request smuggling to capture other users' requests-- not solving

HTTP/1.1 Host: ac4f1f451ed62abd80777fe600120062.web-security-academy.net Content-Type: application/x-www-form-urlencoded … Content-Length: 277 Transfer-Encoding: chunked 0 POST /post/comment HTTP/1.1 Content-Type: application/x-www-form-urlencoded

HTTP request smuggling, obfuscating the TE header

response when i sent this request POST / HTTP/1.1 Host: my lab id Content-Type: application/x-www-form-urlencoded … Transfer-Encoding: chunked Transfer-encoding: cow 5c GPOST / HTTP/1.1 Content-Type: application/x-www-form-urlencoded

Sort entries in the site map by domain components before hostname

com.host1.www com.host1.www1 com.net2.www even though the hostnames are actually displayed as expected

HTTP request smuggling, basic TE.CL vulnerability Lab Queries.

AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.5735.110 Safari/537.36 Content-Type: application/x-www-form-urlencoded … Transfer-Encoding: chunked Connection: keep-alive 5c GPOST / HTTP/1.1 Content-Type: application/x-www-form-urlencoded

Exploiting HTTP request smuggling to capture other users' requests

acc91f4d1faf6485c0b70322000b009b.web-security-academy.net Cookie: session=bWpx0z3BW0qJhvBVGo9kof3BBkwpv3qU Content-Type: application/x-www-form-urlencoded … Transfer-encoding: chunked 0 POST /post/comment HTTP/1.1 Content-Length: 600 Content-Type: application/x-www-form-urlencoded

Different URLs in Target: Request, Raw and Site map URL

Here is what is shown in the Site map window right above (list of all URLs): https://www. … id=WEB87431-20150616190 HTTP/1.1 Same with: https://www._something_ com/ - GET - /bp_chart.php?

invisible proxy

Technical_notes/Add_a_second_IP_address_to_an_existing_network_adapter_on_Windows and "Linux":https://www

LAB: Exploiting HTTP request smuggling to perform web cache poisoning

I'll past the request: POST / HTTP/1.1 Host: victimhost Content-Type: application/x-www-form-urlencoded … postId=1 HTTP/1.1 Host: exploitserver Content-Type: application/x-www-form-urlencoded Content-Length

Lab Issues: Exploiting HTTP request smuggling to deliver reflected XSS

Exploit: ``` POST / HTTP/1.1 Host: my-lab-id.web-security-academy.net Content-Type: application/x-www-form-urlencoded … postId=5 HTTP/1.1 User-Agent: a"/><script>alert(1)</script> Content-Type: application/x-www-form-urlencoded

HTTP smuggling

vulnerabilities: POST /search HTTP/1.1 Host: vulnerable-website.com Content-Type: application/x-www-form-urlencoded … Transfer-Encoding: chunked 7c GET /404 HTTP/1.1 Host: vulnerable-website.com Content-Type: application/x-www-form-urlencoded

Request Smuggling - Lab does not work

HTTP/2 Host: 0a77006f03accff4c0f8bd7500440032.web-security-academy.net Content-Type: application/x-www-form-urlencoded … HTTP/2 Host: 0a77006f03accff4c0f8bd7500440032.web-security-academy.net Content-Type: application/x-www-form-urlencoded

HTTP/1.1 Host: 0ac800a704bbd7328148caab006b0005.web-security-academy.net Content-Type: application/x-www-form-urlencoded … Transfer-Encoding: chunked Transfer-encoding: cow 5c GPOST / HTTP/1.1 Content-Type: application/x-www-form-urlencoded

Academy Leaning Material minor mistake on "Finding HTTP request smuggling vulnerabilities" page.

reads as below: POST /search HTTP/1.1 Host: vulnerable-website.com Content-Type: application/x-www-form-urlencoded … Transfer-Encoding: chunked 7c GET /404 HTTP/1.1 Host: vulnerable-website.com Content-Type: application/x-www-form-urlencoded

Lab: Exploiting HTTP request smuggling to bypass front-end security controls, TE.CL vulnerability

HTTP/1.1 Host: aca11fb21f25e1e3803a19b400f90012.web-security-academy.net Content-Type: application/x-www-form-urlencoded … Content-length: 4 Transfer-Encoding: chunked 60 POST /admin HTTP/1.1 Content-Type: application/x-www-form-urlencoded … POST /admin HTTP/1.1 -> 20 characters + 2 ending \r\n (22 characters) Content-Type: application/x-www-form-urlencoded

Lab - Modifying serialized objects login fuction not working properly?

PHP Warning: require_once(User.php): failed to open stream: No such file or directory in /var/www … :/usr/share/php') in /var/www/index.php on line 1 And I am unable to log in, therefore no request … https://0ad70019033a57a1c05c334c004d0082.web-security-academy.net/login Content-Type: application/x-www-form-urlencoded … is-warning>PHP Warning: require_once(User.php): failed to open stream: No such file or directory in /var/www … :/usr/share/php') in /var/www/index.php on line 1</p> </div> </section

use burp suite

https://www.?elp.com

Burp scanner ignores scan configuration exclusion lists

/my_profile;jsessionid=560423289919l0e2g6f88f71qjg4xp1z2uwc408389.5604232899 HTTP/1.1 Host: www..... … Connection: close Content-Length: 3002 X-Single-Page-Navigation: true Origin: https://www.....

An incorrect example in the "Exploiting HTTP request smuggling" section on the Web Security Academy.

Transfer-Encoding: chunked 0 POST /login HTTP/1.1 Host: vulnerable-website.com Content-Type: application/x-www-form-urlencoded … supposed to be: 0 POST /login HTTP/1.1 Host: vulnerable-website.com Content-Type: application/x-www-form-urlencoded