Crusaders of Rust
@cor_ctf
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A European and American Collegiate CTF Team
Joined February 2021
Exploit write-ups for our 🚨latest 0-day🚨and the tragedy that swept the red black tree family dropping soon 👀. Here is a tiktok style video for those of you with no attention span thanks to slop and social media. Turn on the audio!!!
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Oops, we just pwned the kernelCTF mitigation instance with a 0day😳. Our fellow pwner syst3mfailure has picked up pigeon feeding as a hobby to help him cope with the insanity
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🚨🚨🚨We just broke everyone’s favorite CTF PoW🚨🚨🚨. Our teammate managed to achieve a 20x SPEEDUP on kctf pow through AVX512 on Zen 5. Full details here: The Sloth VDF is dead😵. This is why kernelCTF no longer has PoW!.
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We are the fastest on our keyboard. 0day unleashed and race condition triggered in kernelctf spreadsheet🩸
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We are back😎 Say hello to our kernelCTF submission for CVE-2025-37752🩸. Who would have thought you could pwn a kernel with just a 0x0000 written 262636 bytes out of bounds?. Read the full writeup at: 👀.
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RT @hexacon_fr: "Unleashing a 0day: Pivoting Capabilities and Conquering the Linux Kernel" 🕺 💪 . by Pedro Guerra de Oliveira Pinto https:/….
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RT @dicegangctf: We took third place at DEF CON CTF Finals this year, with @SuperGuesser and @codered_korea! Thanks to @Nautilus_CTF for or….
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Checkout FizzBuzz101's corCTF 2024 challenge writeups!. Leaking Flags from Initramfs with Spectre v1: KVM Escape from a nested L2 guest to the L1 hypervisor:
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Check out Drakon's corCTF 2024 writeup for his Chromium extension challenge "corctf-challenge-dev" 🕵️.
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Make sure to participate in our writeup competition too! Top 4 writeups get $50 each, and a Binary Ninja license to the best writeup using Binary Ninja! . The submission deadline is 21 days after CTF end.
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And as for our final unsolved challenge from @Strellic_ (web/repayment-pal), we will be placing a $100 blood bounty on it until 7 days after the end of this CTF. Go get the blood 🩸🩸🩸.
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corCTF 2024 just ended 🥳 Thank you once again to all of our wonderful sponsors and players!. Congrats to the top 5 teams:.1. @amateurs_team @vsctf.2. @ProjectSEKAIctf @r3kapig .3. @CyberTeamItaly .4. @x_vespiary .5. @idekCTF .The last 3 hours was really a tight battle 👀
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It's halfway through corCTF 2024! There are still 3 unsolved pwn challenges, 2 unsolved web challenges, and 1 unsolved misc challenge (with many up for 🩸 bounties). Join us at !
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corCTF 2024 begins in 24 hours 🚨🚨🚨. If you haven't already registered, what are you doing? Go to now!!! . We have more than 4k USD worth of prizes, and the champion automatically qualifies to DiceCTF Finals 2025 😮.
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Oops, we went way over budget and have to host a particular challenge on this junk setup 😩. To find out which challenges you can pwn here, come sign up for
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We heard a lot of BSODs happened this past week because of a little coding oopsies from @CrowdStrike . We always were known Linux kernel hacking, but get ready for a Windows kernel pwnable this time against our home-rolled antivirus👀. Come register at
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