Hacking CVE-2022-39841 Medusa's leaky WebSocket A critical vulnerability in Medusa allows for information leakage, including plaintext credentials, by attaching to an unauthenticated WebSocket and waiting for a user to make a configuration change.
CTF dCTF - Just Take Your Time Over the weekend I participated in dCTF by DragonSec SI along with some friends. There were some really interesting and unique challenges in this CTF.
Hacking CVE-2021-31607 SaltStack Minion Privledge Escaltion in Snapper Module I discovered a command injection vulnerability in SaltStack's Salt that allows privilege escalation using malicious filenames on a minion when the master calls snapper.diff. But... I was too slow!
Hacking CVE-2020-28243 (2) SaltStack Minion Denial of Service via Argument Injection Recently I disclosed a local privilege escalation, CVE-2020-28243, in SaltStack's Salt via specially crafted process names. However, due to an incomplete fix, argument injection leading to a low impact denial of service is still possible.
Hacking Featured CVE-2020-28243 SaltStack Minion Local Privilege Escalation I discovered a command injection vulnerability in SaltStack's Salt that allows privilege escalation via specially crafted process names on a minion when the master calls restartcheck.
CTF HTB CTF Write-up: Gunship The HTB x Uni CTF 2020 - Qualifiers have just finished and I wanted write-up some of the more interesting challenges that we completed.
CTF HTB CTF Write-up: Cargo Delivery Cargo Delivery was a Python command line application that uses AES CBC encryption and is vulnerable to a padding oracle attack.
CTF HTB CTF Write-up: Cached Web The HTB x Uni CTF 2020 - Qualifiers have just finished and I wanted to write-up some of the more interesting challenges that we completed.
CTF Metasploit Community CTF 2020 (Dec) Write-up: 9-of-clubs (port 1337) This fun little challenge was solved by our binary exploitation expert: benything.
CTF Metasploit Community CTF 2020 (Dec) Write-up: ace-of-clubs (port 9009) Summary The ace-of-clubs challenge presented a SSH server on port 9009 that had an easy to guess login. This is followed by a privilege escalation to root in a custom binary using a file overwrite exploit. Walk-through This port is running a SSH server and if we connect to it
CTF Metasploit Community CTF 2020 (Dec) Write-up: queen-of-hearts (port 9008 & 9010) Summary The queen-of-hearts challenge was on two ports, 9010 which contained a downloadable Java .jar file and 9008 which was the service that you needed to interact with. Initially it appeared that it was an insecure deserialisation exploit, and while it is likely that that was also present, the flag
CTF Metasploit Community CTF 2020 (Dec) Write-up: 7-of-spades (port 8888) Summary The 7-of-spades challenge is a basic Python web application that lists information about Metasploit modules. It uses a pickle saved in base64 to a cookie that can be modified to get remote code execution. Python web app listing Metasploit modulesWalk-through When we click on a module filter we are
CTF Metasploit Community CTF 2020 (Dec) Write-up: 5-of-clubs (port 8101) Summary The 5-of-clubs challenge was to write a Metasploit module that is uploaded and run on a computer to which you do not have direct access. The module is uploaded along with a resource file that is used to automate Metasploit, the output is logged and can be viewed following
CTF Metasploit Community CTF 2020 (Dec) Metasploit ran another community CTF this year, and we decided to put forward a team. The team ended up bigger than all other teams I've been part of before and hence PrettyBeefy team was born. PrettyBeefy rap album coverThe previous Metasploit CTFs have been some of my favourites and this
Metasploit New Metasploit Module: enum_containers I wrote a new metasploit module, enum_containers, that enumerates a target post exploit and detects container platforms and lists any containers that are actively running on them.
Metasploit New Metasploit Module: docker_privileged_container_escape I wrote a new metasploit module, docker_privileged_container_escape, that escapes from a docker container with access to the docker sock obtaining a root shell on the host operating system.
Software Featured Docker Enumeration, Escalation of Privileges and Container Escapes (DEEPCE) I developed a container enumeration script. Think of it like linpeas/linenum but for containers.
Software Portdroid - Network Analysis Kit & Port Scanner PortDroid is a Network Analysis Application that helps Network Administrators, Penetration Testers and Hackers with several useful networking tools.
Software RootBeer - Root Detection Library for Android A tasty root checker library and sample app. We've scoured the internets for different methods of answering that age old question... Has this device got root?
Hacking Python UUEncode Vulnerability tl;dr Found a vuln in some old and mostly unused data format in python, spoke to Guido van Rossum (inventor of Python), and submitted a PR with a fix. I had a look at the Python source code for and discovered a vulnerability in the UUEncode methods in Python.
