Nir Ohfeld Profile picture
Head of Vulnerability Research @wiz_io | Microsoft MVR (2021-2025) | Pwn2Own 2025 | @Forbes 30 Under 30
Jul 17 5 tweets 2 min read
We found a new container escape affecting all container runtimes using @NVIDIA GPUs.

The crazy part?
The exploit is just three lines long 🤯

This is the story of #NVIDIAScape 🧵👇 Image So how does it work? 🤔

The "NVIDIA Container Toolkit" framework runs several hooks when a container is created.

The catch? 👀

ANY container can pass arbitrary environment variables directly to these hooks! Image
Dec 8, 2022 16 tweets 5 min read
We found a Remote Code Execution vulnerability in every #PostgreSQL database in #IBMCloud 😱

Here is how we did it: 🧵

#HellsKeychain We set up a PostgreSQL instance in IBM Cloud and tried to execute code using the 'COPY FROM PROGRAM' statement. Unfortunately, this failed due to insufficient privileges. We were blocked! 🚫