Lê Văn Hùng @iam_hscorpion
Security Researcher 🇻🇳 Earth Joined March 2018-
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Technical deep-dive into CVE-2025-53149, a heap-based buffer overflow in the Windows Kernel Streaming WOW Thunk Service driver (ksthunk.sys). crowdfense.com/cve-2025-53149…
I am out from the exploitation world since 8 years ago now, but exploits.forsale/pwn2own-2024/ is a very nice reading. Well done @carrot_c4k3 ! Kudos!
Out Of Control: How KCFG and KCET Redefine Control Flow Integrity in the Windows Kernel by @33y0re i.blackhat.com/BH-USA-25/Pres…
Same stuff different week. I did an analysis on ampa.sys driver and write PoC exploiting the driver. You can find the analysis and PoC here, zeifan.my/Ampa-Driver-An…
[Research] CVE-2025-24985: Windows Fast FAT Driver RCE Vulnerability hackyboiz.github.io/2025/07/17/ogu… The vulnerability was caused by the ability to control five variables within the VHD file that determine the number of clusters.
Good morning! Just published a blog post diving into Windows Kernel Pool internals: basics, memory allocation functions, internal structures, and how Segment Heap, LFH, and VS work. r0keb.github.io/posts/Windows-…
Many are asking why Microsoft's announcement of MCP for Windows OS is significant. Windows OS is now AI-agent accessible. Take a look at this ex. AI-OS. Replace LLM System Call Interface with Microsoft's new Windows OS MCP. The world's most used OS is now AI agent accessible.
Our latest deep dive explores research on Windows Kernel Streaming. Check out Angelboy’s (@scwuaptx) write-up for key insights and analysis. Read more here: devco.re/blog/2025/05/1… #VulnerabilityResearch #Cybersecurity #WindowsKernel #OffensiveCon
A cool project on an undocumented feature in the Windows kernel. I partially researched it some time ago, but unfortunately, it seems that it's locked for Microsoft usage only. My reversing notes: gist.github.com/Kristal-g/eec0…
A cool project on an undocumented feature in the Windows kernel. I partially researched it some time ago, but unfortunately, it seems that it's locked for Microsoft usage only. My reversing notes: gist.github.com/Kristal-g/eec0…
Just dropped a blog post on NtQuerySystemInformation changes that killed an old kASLR bypass. Added some internals research too, pre & post 24H2. Check it out! r0keb.github.io/posts/kASLR-In…
If you update WinDbg today (1.2504.15001.0), you might notice another icon in the View tab of the ribbon, one called "Parallel Stacks". While incredibly useful in its own right, this isn't just a parallel stacks view. It's the introduction of graph visualization for extensions!
🚀 We released a demo video for the CVE-2025-26666 Windows Media RCE Vulnerability, patched by Microsoft in Apr 2025. Watch the video and subscribe to our private vulnerability PoC and detailed report service at Patchpoint.io. youtu.be/tss6bYCIMkQ…
One Bug to Rule Them All: Stably Exploiting a Preauth RCE Vulnerability on Windows Server 2025 by @edwardzpeng @Ver0759 Zishan Lin i.blackhat.com/Asia-25/Asia-2…
Think HVCI and kCET mean the end of kernel code execution? I wrote a blogpost exploring an alternative way to execute a kernel payload! :) blog.slowerzs.net/posts/keyjumpe…
The new blog post on supervisor shadow stack restrictions / supervisor shadow-stack control tandasat.github.io/blog/2025/04/0…
CimFS: Crashing in memory, Finding SYSTEM! @cplearns2h4ck dug into Microsoft CimFS, found a sneaky 0-day, and guess what? The fix by Microsoft was just locking the door 🔐on unprivileged users. 😂 Dive into the adventure with us: starlabs.sg/blog/2025/03-c…
#ESETresearch has discovered a zero day exploit abusing #CVE-2025-24983 vulnerability in Windows Kernel to elevate privileges (#LPE). First seen in the wild in March 2023, the exploit was deployed through #PipeMagic backdoor on the compromised machines. 1/4
Developed an exploit for CVE-2025-21333 (quite unreliable): vulnerability in vkrnlintvsp.sys. Exploit code: github.com/MrAle98/CVE-20… Exploits a paged pool overflow overwriting a _IOP_MC_BUFFER_ENTRY*. Hope you find it useful in case not already shown🙂.
Inspired by @Steph3nSims , I decided to dig into🛡️Windows Defender Exploit Guard myself. Here is the Part-1 of "Reversing Exploit Guard" series, where I break down how it hooks critical functions and defends against stack pivoting. mrt4ntr4.github.io/Exploit-Guard-…
My initial take on eBPF for Windows: scorpiosoftware.net/2025/02/22/int…

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サイバー犯罪さ... @g0jirasan
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