pwneasy

Хранилище заметок (Notes Store)

hackerlab

Task: Notes storage application with admin note containing the flag. Solution: Heap buffer overflow via unsafe scanf("%s") to overwrite adjacent admin note chunk, then leak flag through puts() reading beyond buffer boundary.

$ ls tags/ techniques/
buffer_overflowheap_overflowscanfheap_exploitationinformation_leakadjacent_chunkmallocputs
Heap Buffer Overflow via unsafe scanf("%s")Adjacent heap chunk overwriteInformation leak through puts() reading beyond buffer
🔒

Permission denied (requires tier.pro)

Sign in to access full writeups

Create a free account with GitHub, then upgrade to Pro.

$ssh [email protected]