CVE-2024-0244 – A heap buffer overflow in the Canon MF753Cdw printer
With Pwn2Own Ireland 2026 coming up, I wanted to share an unreleased blog post from my time as a Pwn2Own contestant. This post covers the discovery and exploitation of CVE-2024-0244, which is an unauthenticated heap-based buffer overflow leading to an arbitrary free() in the Canon MF753Cdw printer featured in Pwn2Own Toronto 2023. This blog post gives an overview of the vulnerability and the exploitation techniques used. Figure 1 - MF753Cdw printer Figure 1 - MF753Cdw printer Previously, I had…
EPSS 0.02 CVE-2024-0244 Canon US