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Showing posts from December, 2019

Releasing Flumberbuckets: S3 Bucket Enumeration Tool for Bug Hunters

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Flumberbuckets is a part of suite of scripts that I'll be open-sourcing on GitHub in flumberboozle repository, scripts in this repository are supposed to aid bug hunters in hunting, automating workflows, etc. There is also another script in flumberboozle repository which is a portscanner with scan auto-save, auto-startup function called portboozle. What is flumberbuckets? Flumberbuckets is is yet another S3 bucket enumeration tool which you can choose to use while hunting on bug bounty programs or during security assessment. I designed this tool to serve my purposes and now I am open-sourcing it, there are several different tools that exist for people with different tastes. The aim of this tools was to present S3 bucket enumeration results in better format which is visually more appealing than scrolling through output of a bash script that just runs   aws s3 ls  in a loop. How does it work? Flumberbuckets is a really simple script which combines the best of existing S3 bucke

Authorization bug that every bug hunter missed on a popular program

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A story of broken access control bug I found while hunting with my friend who is a top bug hunter, huge thanks to him for sharing scope of this private program, as it is a private program I'm forbidden from disclosing name of program and the person. It started on a fine evening when my friend asked me to collaborate with him on a private program for fun and my learning. We were chatting & I was learning his methodology & how he approaches targets, in a few minutes he found few XSS on a sub-domain but that was OOS then he demonstrated how he generally checks everything, meanwhile I was struggling to keep pace with his findings and replies on chat meanwhile I had just signed up for an account on the site and Burp was logging all the traffic. After a while he was done finding XSS & CSRF and went offline I was also kind of demotivated after he went offline thinking that program being so old and popular among bug hunters there will not be any low hanging fruits esp