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Pwn2Own Toronto 2023 - Day One Results

ID: 60891cb5-2eaa-5c18-a336-b6d02b55574d

STIX ID: report--60891cb5-2eaa-5c18-a336-b6d02b55574d

Feed Name: Zero Day Initiative (ZDI) Blog

Threat Score
30/100

Date Published: 2023-10-24

Date Updated: 2026-05-01

Author: Dustin Childs

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Short contest-style report noting one failed exploit and two successful exploit demonstrations: a stack-based buffer overflow against a Synology BC500 and a two-bug chain (DoS + SSRF) against a My Cloud Pro Series PR4100; teams received monetary awards and points. The document reports successful exploitation of device vulnerabilities but provides no indicators of malicious activity, targeted victims, or broader campaign context.

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