[DreamHack] 64se64
Wargame/DreamHack
보호되어 있는 글입니다.
[DreamHack] Exercise: V8
Wargame/DreamHack
보호되어 있는 글입니다.
h0meb0dy
CVE-2023-4069 (Type confusion in VisitFindNonDefaultConstructorOrConstruct of Maglev)
1-day
Environment Setting Install depot_tools cd ~ git clone https://chromium.googlesource.com/chromium/tools/depot_tools.git export PATH=~/depot_tools:$PATH Get V8 source code mkdir v8 cd v8 fetch v8 cd v8 git checkout 7f22404388ef0eb9383f189c1b0a85b5ea93b079 gclient sync -D Install build dependencies ./build/install-build-deps.sh Build V8 gn gen out/debug --args="v8_no_inline=true v8_optimized_debug..
[pwnable.kr] otp
Wargame/pwnable.kr
I made a skeleton interface for one time password authentication system.I guess there are no mistakes.could you take a look at it?hint : not a race condition. do not bruteforce.ssh otp@pwnable.kr -p2222 (pw:guest)AttachmentAnalysis/* otp.c */ int fd = open("/dev/urandom", O_RDONLY); if(fd==-1) exit(-1); if(read(fd, otp, 16)!=16) exit(-1); close(fd); sprintf(fname, "/tmp/%llu", otp..
