Sang jun

I’m Sangjun Park.

CyberSecurity Researcher

email best_collin@naver.com

Fuzzing

Binary Analysis

Automatic Bug finding

Cat

2023.07 Kitri BoB 12th

2023.03 SSU Cyber Security Lab

2022.09~2023.01 SSL : Linux Kernel Device Driver Fuzzing

2020.12~2022.06 산/학 협력 연구 : 프로토콜 분석 with Entobil Soft

2024~ M.S. Candidate Gradute School of Information Security @KAIST SoftSec

2020~2024 B.S. Computer Science @SSU

2024 DEFCON CTF 2024 9th (Cold Fusion)

2023 HITCON CTF 2023 4th (프로그램털모찌)

2023 Hacker’s Playground 2023 3rd ( Cy + Kr )

CTF player in cat :flag_kr: ( a.k.a cat )

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2023~2024(team, 0dayResearchLab)

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CVE-2024-20653*, Local Privilege Escalation in Windows Kernel.

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20+ CVEs* from Mitsubishi Electric & Jungo

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HoF*(Anti Virus)

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CVE-2024-21442, Local Privilege Escalation in Windows Kernel.

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CVE-2024-21445, Local Privilege Escalation in Windows Kernel.

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HoF(MSI)

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CVE-2023-31341(AMD)

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CVE-2023-46859(MSI) 

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CVE-2023-46280(Simens)

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Bounty from Sophos

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2022

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CVE-2022-2831, Remote Code Execution in Blender