8
votes
3answers
1k views

What is the next step of this file upload attack?

Yesterday I discovered somebody had uploaded this PHP code to my server as a .jpg file via my asp.net MVC application's "Upload your profile picture" form. I believe the attack was unsuccessful for a ...
3
votes
2answers
168 views

Multiple extension vulnerability. Is this malicious file triggered during form preview or after it has been uploaded?

I'm looking at one of our compromised web server logs and we found that an attacker has uploaded a file with multiple extension. Below is the IIS log. The log format are as below. I have removed the ...
8
votes
3answers
280 views

Verify a website user is behind corporate firewall?

We have a public ecommerce website hosted at our datacenter onsite. For people who are within the corporate firewall hitting the website I want to display profiling information about the request of ...