Pwn:

Vaccine(warmup,pwn):

Author:Stephen

Give me the correct vaccine to view my secret

nc vaccine.chal.ctf.acsc.asia 1337
nc vaccine-2.chal.ctf.acsc.asia 1337 (Backup)

[vaccine.tar.gz](<https://firebasestorage.googleapis.com/v0/b/acsc2023-22986.appspot.com/o/attachments%2FxzgHnfnKhor3qX2r8Yh5%2Fvaccine.tar.gz?alt=media&token=1ff47ae9-6a95-48f5-a9a9-d521d255ae9e>)

vaccine.tar.gz

Evalbox:

Author:ptr-yudai

I came up with a super-simple yet super-strong seccomp rule for Python!

nc evalbox.chal.ctf.acsc.asia 9999
nc evalbox-2.chal.ctf.acsc.asia 9341 (Backup)

[evalbox.tar.gz](<https://firebasestorage.googleapis.com/v0/b/acsc2023-22986.appspot.com/o/attachments%2F4ZlI4v7zJxkVELBxkQGe%2Fevalbox.tar.gz?alt=media&token=f96b3342-b1a3-45bd-a4db-0a439a382b1a>)

evalbox.tar.gz

Re:

Author:shift-crops

Sometimes you want to rewrite notes.

nc re.chal.ctf.acsc.asia 9999
nc re-2.chal.ctf.acsc.asia 7352 (Backup)

[re.tar.gz](<https://firebasestorage.googleapis.com/v0/b/acsc2023-22986.appspot.com/o/attachments%2FSmSK2WhwRC9g2Bosbhz1%2Fre.tar.gz?alt=media&token=45a91481-37a4-44e5-a8f1-a21c580d7c00>)

re.tar.gz

Secret:

Author:ptr-yudai

Programmers should not keep important information in userland. That's what this kernel module is for.

nc secret.chal.ctf.acsc.asia 9082

[secret.tar.gz](<https://firebasestorage.googleapis.com/v0/b/acsc2023-22986.appspot.com/o/attachments%2FnsFTAhIWVOE8RR48NUcr%2Fsecret.tar.gz?alt=media&token=0044f533-2aea-4661-a74d-bced929afa55>)

secret.tar.gz

Snukebird:

Author:hugeh0ge

Solve fun puzzles to get the flag!

nc snukebird.chal.ctf.acsc.asia 7441 
nc snukebird-2.chal.ctf.acsc.asia 7441(Backup)

[snukebird.tar.gz](<https://firebasestorage.googleapis.com/v0/b/acsc2023-22986.appspot.com/o/attachments%2Frp6PvKEmcsbU4TxNG5Bq%2Fsnukebird.tar.gz?alt=media&token=bc5d81a7-cfa7-4529-92a4-39b2b8b23faf>)

snukebird.tar.gz