From ba02c1bd6981675aaf5a0b6cddb7457e53d5eed1 Mon Sep 17 00:00:00 2001 From: Brett Weiland Date: Mon, 4 Jan 2021 16:32:01 -0600 Subject: new file: HeapLAB+Bible.pdf new file: HeapLAB/.glibc/glibc_2.23/ld-2.23.so new file: HeapLAB/.glibc/glibc_2.23/ld.so.2 new file: HeapLAB/.glibc/glibc_2.23/libc-2.23.so new file: HeapLAB/.glibc/glibc_2.23/libc.so.6 new file: HeapLAB/.glibc/glibc_2.23/libio/genops.c new file: HeapLAB/.glibc/glibc_2.23/malloc/malloc.c new file: HeapLAB/.glibc/glibc_2.23_unsafe-unlink/ld-2.23.so new file: HeapLAB/.glibc/glibc_2.23_unsafe-unlink/ld.so.2 new file: HeapLAB/.glibc/glibc_2.23_unsafe-unlink/libc-2.23.so new file: HeapLAB/.glibc/glibc_2.23_unsafe-unlink/libc.so.6 new file: HeapLAB/.glibc/glibc_2.23_unsafe-unlink/libio/genops.c new file: HeapLAB/.glibc/glibc_2.23_unsafe-unlink/malloc/malloc.c new file: HeapLAB/.glibc/glibc_2.24/ld-2.24.so new file: HeapLAB/.glibc/glibc_2.24/ld.so.2 new file: HeapLAB/.glibc/glibc_2.24/libc-2.24.so new file: 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HeapLAB/.glibc/glibc_2.31_no-tcache/ld.so.2 new file: HeapLAB/.glibc/glibc_2.31_no-tcache/libc-2.31.so new file: HeapLAB/.glibc/glibc_2.31_no-tcache/libc.so.6 new file: HeapLAB/.glibc/glibc_2.31_no-tcache/malloc/malloc.c new file: HeapLAB/.src/demo_fastbins.c new file: HeapLAB/.src/demo_top_chunk.c new file: HeapLAB/.src/demo_unsortedbin.c new file: HeapLAB/HeapLab - GLIBC Heap Exploitation.pdf new file: HeapLAB/challenge-fastbin_dup/.gdb_history new file: HeapLAB/challenge-fastbin_dup/bruh.py new file: HeapLAB/challenge-fastbin_dup/fastbin_dup_2 new file: HeapLAB/challenge-fastbin_dup/pwntools_template.py new file: HeapLAB/challenge-one_byte/one_byte new file: HeapLAB/challenge-one_byte/pwntools_template.py new file: HeapLAB/fastbin_dup/demo new file: HeapLAB/fastbin_dup/fastbin_dup new file: HeapLAB/fastbin_dup/pwntools_template.py new file: HeapLAB/house_of_force/demo new file: HeapLAB/house_of_force/house_of_force new file: HeapLAB/house_of_force/pwntools_template.py new file: HeapLAB/house_of_orange/house_of_orange new file: HeapLAB/house_of_orange/pwntools_template.py new file: HeapLAB/malloc_testbed/.links/ld.so.2 new file: HeapLAB/malloc_testbed/.links/libc.so.6 new file: HeapLAB/malloc_testbed/change_glibc_version.py new file: HeapLAB/malloc_testbed/malloc_testbed new file: HeapLAB/malloc_testbed/pwntools_template.py new file: HeapLAB/safe_unlink/pwntools_template.py new file: HeapLAB/safe_unlink/safe_unlink new file: HeapLAB/unsafe_unlink/demo new file: HeapLAB/unsafe_unlink/pwntools_template.py new file: HeapLAB/unsafe_unlink/unsafe_unlink new file: original.gz --- HeapLAB/house_of_orange/house_of_orange | Bin 0 -> 15824 bytes HeapLAB/house_of_orange/pwntools_template.py | 61 +++++++++++++++++++++++++++ 2 files changed, 61 insertions(+) create mode 100755 HeapLAB/house_of_orange/house_of_orange create mode 100755 HeapLAB/house_of_orange/pwntools_template.py (limited to 'HeapLAB/house_of_orange') diff --git a/HeapLAB/house_of_orange/house_of_orange b/HeapLAB/house_of_orange/house_of_orange new file mode 100755 index 0000000..467a19e Binary files /dev/null and b/HeapLAB/house_of_orange/house_of_orange differ diff --git a/HeapLAB/house_of_orange/pwntools_template.py b/HeapLAB/house_of_orange/pwntools_template.py new file mode 100755 index 0000000..60dc183 --- /dev/null +++ b/HeapLAB/house_of_orange/pwntools_template.py @@ -0,0 +1,61 @@ +#!/usr/bin/python3 +from pwn import * + +elf = context.binary = ELF("house_of_orange") +libc = elf.libc + +gs = ''' +set breakpoint pending on +break _IO_flush_all_lockp +enable breakpoints once 1 +continue +''' +def start(): + if args.GDB: + return gdb.debug(elf.path, gdbscript=gs) + else: + return process(elf.path) + +# Select the "malloc (small)" option. +def small_malloc(): + io.send("1") + io.recvuntil("> ") + +# Select the "malloc (large)" option. +def large_malloc(): + io.sendthen("> ", "2") + +# Select the "edit (1st small chunk)" option; send data. +def edit(data): + io.send("3") + io.sendafter("data: ", data) + io.recvuntil("> ") + +io = start() + +# This binary leaks the address of puts(), use it to resolve the libc load address. +io.recvuntil("puts() @ ") +libc.address = int(io.recvline(), 16) - libc.sym.puts + +# This binary leaks the heap start address. +io.recvuntil("heap @ ") +heap = int(io.recvline(), 16) +io.recvuntil("> ") +io.timeout = 0.1 + +# ============================================================================= + +# =-=-=- EXAMPLE -=-=-= + +# Request a small chunk. +small_malloc() + +# Edit the 1st small chunk. +edit(b"Y"*24) + +# Request a large chunk. +large_malloc() + +# ============================================================================= + +io.interactive() -- cgit v1.2.3