Gwangun Jung

148 posts

Gwangun Jung

Gwangun Jung

@pr0Ln

Security Researcher. Pwn2own Winner (Vancouver 2024)

Katılım Temmuz 2010
124 Takip Edilen435 Takipçiler
Gwangun Jung
Gwangun Jung@pr0Ln·
They are my mentees who studied in the BoB (Best of Best) 13th education program offered by Kitri of Korea.
Gwangjin-gu, Republic of Korea 🇰🇷 English
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kangel
kangel@J_kangel·
Our first vmware escape! Very luck to found a bug and finished the exploitation within 3 months.
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Hexacon
Hexacon@hexacon_fr·
Utilizing Cross-CPU Allocation to Exploit Preempt-Disabled Linux Kernel by Mingi Cho & Wongi Lee #HEXACON2024
Hexacon tweet media
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Gwangun Jung
Gwangun Jung@pr0Ln·
Now, We are in Paris.
Paris, France 🇫🇷 English
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Gwangun Jung
Gwangun Jung@pr0Ln·
Our CFP was accepted by hexacon. See you in Paris! #hexacon
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Alan Sguigna
Alan Sguigna@AlanSguigna·
Debugging Hyper-V: 1. Halt in hvix64. 2. Set VM Resume breakpoint. 3. Turn on Intel Processor Trace. 4. Break in the Secure Kernel. Record all Intel PT executed instructions by reading Host mode memory from within Guest mode. Hopefully cool video for hypervisor enthusiasts.
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Gwangun Jung
Gwangun Jung@pr0Ln·
@_qwerty_po Please buy and bring a new bug for me as a present when you return.😉
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qwerty
qwerty@_qwerty_po·
See you at DEF CON!
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The Haag™
The Haag™@M_haggis·
🚨 solid writeup on CVE-2024-21338! Learn how a clever AppLocker driver exploit bypasses SMEP & kCFG. Two paths to SYSTEM access revealed. Worthy read! Great work by @crowdfense crowdfense.com/windows-apploc…
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qwerty
qwerty@_qwerty_po·
@pr0Ln Oh... This is a rather dangerous proposal lol
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qwerty
qwerty@_qwerty_po·
Exploit mitigation kernel but IDK it is legal(using Slab OOB). I thought it could bypass protections similarly at UAF. However.... anyway exploited?
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