11Aug-20
13May-20
A tale of a kiosk escape: ‘Sricam CMS’ Stack Buffer Overflow
TL;DR: Shenzhen Sricctv Technology Sricam CMS (SricamPC.exe) <= v.1.0.0.53(4) and DeviceViewer (DeviceViewer.exe) <= v.3.10.12.0 (CVE-2019-11563) are affected by a local Stack Buffer Overflow. By creating a specially crafted "Username" and copying its value in the "User/mail" login field, an attacker will be able to gain arbitrary code execution in the context of the currently logged-in user. Please Note: by default, Sricam CMS requires elevation and runs in High Integrity mode; exploitation of the above software will result in a compromise...
8Apr-20
Tabletopia: from XSS to RCE
During this period of social isolation, a friend of mine proposed to play some online "board games". He proposed “Tabletopia”: a cool sandbox virtual table with more than 800 board games. Tabletopia is both accessible from its own website and from the Steam’s platform. While my friends decided to play from their browser, I’ve opted for the Steam version. We joined a room and started a game; at one point we were messing around with some in-game cards when , for...
17Jul-19
Windows Kernel Debugging & Exploitation Part1 – Setting up the lab
Recently I was thrilled with the opportunity to build a PoC for ms-14-066 vulnerability aka “winshock” (CVE-2014-6321). While that will be material for another blog post, in order to debug the vulnerability, I had to set up a lab with windows kernel mode debugging enabled. So, without any further ado, here my setup and the steps used in order to enable Windows Kernel Debug. Setup Host system: Windows 10 with VMware Workstation 15.1.0 (build-13591040) Guest systems: Windows 7 x86 ultimate sp1 (debugger) ...
19May-16