Vulnerability Reports

KISA Security Bugbounty Program

KVE-2023-5676	[NDA], Remote Code Execution	CWE-122
KVE-2023-5602	[NDA], Local Privilege Escalation	CWE-94
KVE-2023-0260	[NDA], Arbitrary File Download	CWE-23
KVE-2023-0018	[NDA], Local Privilege Escalation	CWE-121
KVE-2022-????	[NDA], Local Privilege Escalation	CWE-59
KVE-2022-1893	INNORIX Agent, Remote Code Execution	CWE-434
KVE-2022-0246	AfreecaTV Streamer Service, Remote Code Execution	CWE-122
CVE-2022-23764	Teruten Webcube, Remote Code Execution	CWE-346
KVE-2021-0943	[NDA], Remote Code Execution	CWE-346
KVE-2021-0942	[NDA], Local Privilege Escalation	CWE-732
KVE-2018-0200	Kakaotalk, Remote Denial-of-Service	CWE-476

Vendor

MIB-2022	Web Streaming Service Payment Bypass	CWE-639
CVE-2018-1000852	FreeRDP , Information Disclosure	CWE-126
NBB-1400	Naver Antivirus , Local Privilege Escalation	CWE-732
LG-2016-002	LG Roboking Vacuum & Smart Thunq Hub , Remote Code Execution	CWE-78

Private

Experience in finding vulnerabilities in Antivirus, Office, Player, Remote Desktop, Web Server, OS Kernel, Virtual Machine

CTF Achievment

Player
2024	4th	Hack The Drone	하입보잉원
2024	Finalist	DEF CON CTF	Cold Fusion
2024	Finalist	Cyber Conflict Exercise	해사모
2024	Finalist	HITCON CTF	Cold Fusion
2024	Finalist	Dreamhack Invitational	tonix0114
2023	2nd	KISA Bug Bounty Hall of Fame	tonix0114
2023	Finalist	HITCON CTF	프로그램털모찌
2022	Finisher	Flare-On 9 Challenge	tonix0114
2022	Finalist	Cyber Conflict Exercise	iamroot
2022	Finalist	WACON	Haim
2021	Finisher	Flare-On 8 Challenge	tonix0114
2021	2nd	Incognito CTF	tonix0114
2021	3rd	Cyber Conflict Exercise	Haim
2021	Finalist	Whitehat Contest	Haim
2021	2nd	Pwn2Win	uuunderflow
2020	Finisher	Flare-On 7 Challenge	tonix0114
2020	1st	Digital Forensic Challenge	noname
2020	1st	HM CTF	1등
2020	2nd	Hackceler8, Google CTF	I use Bing
2020	2nd	KDMHS TRUST CTF	tonix0114
2020	4th	Christmas CTF	Haim
2020	Finalist	Cyber Conflict Exercise	Haim
2019	1st	Digital Forensic Challenge	noname
2019	3rd	Holy Shield Hacking Festival	●▅▇█▇▅▄▄▌
2019	Finalist	Cyber Operations Challenge	$wag
2019	3rd	DVP Global Blockchain Security	$wag
2018	2nd	Digital Forensic Challenge	foreng2
2018	Bronze Prize	Samsung SCTF	tonix0114
2018	Finalist	Cyber Conflict Exercise	$wag
2018	1st	Korea Polytechnics University 'ko-world'	$wag
2018	1st	Design Thinking hackathon	새싹육회비빔밥
2017	1st	BISC Forensic Challenge	tonix0114
2017	1st	H4C CTF	tonix0114
2017	1st	DoubleS 1405 CTF	tonix0114
2017	Finalist	Samsung SCTF	tonix0114
2016	Finalist	ASIS CTF	LeaveCat
2016	Certificate	LG Electronics Security Vulnerability Detection	Julmini
2016	Bronze Prize	KDMHS CTF	tonix0114
2016	Finalist	Codegate Jounior	tonix0114
2016	2nd	BISC Forensic Challenge	tonix0114
2016	Finalist	Whitehat Contest Junior	체고의플레이
2015	Finalist	Codegate Jounior	tonix0114
2015	3rd	DoubleS1405 CTF	tonix0114
2015	Silver Prize	Middle and High School Student Information Protection Olympiad	tonix0114
2015	Finalist	Whitehat Contest Junior	Shigatsu
2014	Finalist	Youth Information Security Festival (YISF)	tonix0114

Organizer
2022	Hayyim CTF
2017	Christmas CTF
2017	POSTECH-KAIST Science War CTF
2017	Hacking Camp CTF
2017	Secuinside CTF
2016	Layer7 CTF
2015	Layer7 CTF

Vulnerability Research Team Lead, Hayyim Security Seoul, South Korea	Feb. 2017 - PRESENT 7y 9 months
» Research N-day and 0-day exploits for Windows-based applications » Creating and delivering vulnerability analysis training materials for internal and external use » Developing and operating infrastructure such as internal network servers

Experience

Vulnerability Reports

CTF Achievment

Activities