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: HeapLAB/.glibc/glibc_2.24/libc.so.6 new file: HeapLAB/.glibc/glibc_2.24/malloc/malloc.c new file: HeapLAB/.glibc/glibc_2.25/ld-2.25.so new file: HeapLAB/.glibc/glibc_2.25/ld.so.2 new file: HeapLAB/.glibc/glibc_2.25/libc-2.25.so new file: HeapLAB/.glibc/glibc_2.25/libc.so.6 new file: HeapLAB/.glibc/glibc_2.25/malloc/malloc.c new file: HeapLAB/.glibc/glibc_2.26/ld-2.26.so new file: HeapLAB/.glibc/glibc_2.26/ld.so.2 new file: HeapLAB/.glibc/glibc_2.26/libc-2.26.so new file: HeapLAB/.glibc/glibc_2.26/libc.so.6 new file: HeapLAB/.glibc/glibc_2.26/malloc/malloc.c new file: HeapLAB/.glibc/glibc_2.26_no-tcache/ld-2.26.so new file: HeapLAB/.glibc/glibc_2.26_no-tcache/ld.so.2 new file: HeapLAB/.glibc/glibc_2.26_no-tcache/libc-2.26.so new file: HeapLAB/.glibc/glibc_2.26_no-tcache/libc.so.6 new file: HeapLAB/.glibc/glibc_2.26_no-tcache/malloc/malloc.c new file: HeapLAB/.glibc/glibc_2.27/ld-2.27.so new file: HeapLAB/.glibc/glibc_2.27/ld.so.2 new file: HeapLAB/.glibc/glibc_2.27/libc-2.27.so new file: HeapLAB/.glibc/glibc_2.27/libc.so.6 new file: HeapLAB/.glibc/glibc_2.27/malloc/malloc.c new file: HeapLAB/.glibc/glibc_2.27_no-tcache/ld-2.27.so new file: HeapLAB/.glibc/glibc_2.27_no-tcache/ld.so.2 new file: HeapLAB/.glibc/glibc_2.27_no-tcache/libc-2.27.so new file: HeapLAB/.glibc/glibc_2.27_no-tcache/libc.so.6 new file: HeapLAB/.glibc/glibc_2.27_no-tcache/malloc/malloc.c new file: HeapLAB/.glibc/glibc_2.27_ubuntu1804/.debug/ld-2.27.so new file: HeapLAB/.glibc/glibc_2.27_ubuntu1804/.debug/libc-2.27.so new file: HeapLAB/.glibc/glibc_2.27_ubuntu1804/ld-2.27.so new file: HeapLAB/.glibc/glibc_2.27_ubuntu1804/ld.so.2 new file: HeapLAB/.glibc/glibc_2.27_ubuntu1804/libc-2.27.so new file: HeapLAB/.glibc/glibc_2.27_ubuntu1804/libc.so.6 new file: HeapLAB/.glibc/glibc_2.28/ld-2.28.so new file: HeapLAB/.glibc/glibc_2.28/ld.so.2 new file: HeapLAB/.glibc/glibc_2.28/libc-2.28.so new file: HeapLAB/.glibc/glibc_2.28/libc.so.6 new file: HeapLAB/.glibc/glibc_2.28/malloc/malloc.c new file: HeapLAB/.glibc/glibc_2.28_no-tcache/ld-2.28.so new file: HeapLAB/.glibc/glibc_2.28_no-tcache/ld.so.2 new file: HeapLAB/.glibc/glibc_2.28_no-tcache/libc-2.28.so new file: HeapLAB/.glibc/glibc_2.28_no-tcache/libc.so.6 new file: HeapLAB/.glibc/glibc_2.28_no-tcache/malloc/malloc.c new file: HeapLAB/.glibc/glibc_2.29/ld-2.29.so new file: HeapLAB/.glibc/glibc_2.29/ld.so.2 new file: HeapLAB/.glibc/glibc_2.29/libc-2.29.so new file: HeapLAB/.glibc/glibc_2.29/libc.so.6 new file: HeapLAB/.glibc/glibc_2.29/malloc/malloc.c new file: HeapLAB/.glibc/glibc_2.29_no-tcache/ld-2.29.so new file: HeapLAB/.glibc/glibc_2.29_no-tcache/ld.so.2 new file: HeapLAB/.glibc/glibc_2.29_no-tcache/libc-2.29.so new file: HeapLAB/.glibc/glibc_2.29_no-tcache/libc.so.6 new file: HeapLAB/.glibc/glibc_2.29_no-tcache/malloc/malloc.c new file: HeapLAB/.glibc/glibc_2.29_ubuntu1904/.debug/ld-2.29.so new file: HeapLAB/.glibc/glibc_2.29_ubuntu1904/.debug/libc-2.29.so new file: HeapLAB/.glibc/glibc_2.29_ubuntu1904/ld-2.29.so new file: HeapLAB/.glibc/glibc_2.29_ubuntu1904/ld.so.2 new file: HeapLAB/.glibc/glibc_2.29_ubuntu1904/libc-2.29.so new file: HeapLAB/.glibc/glibc_2.29_ubuntu1904/libc.so.6 new file: HeapLAB/.glibc/glibc_2.30/ld-2.30.so new file: HeapLAB/.glibc/glibc_2.30/ld.so.2 new file: HeapLAB/.glibc/glibc_2.30/libc-2.30.so new file: HeapLAB/.glibc/glibc_2.30/libc.so.6 new file: HeapLAB/.glibc/glibc_2.30/malloc/malloc.c new file: HeapLAB/.glibc/glibc_2.30_no-tcache/ld-2.30.so new file: HeapLAB/.glibc/glibc_2.30_no-tcache/ld.so.2 new file: HeapLAB/.glibc/glibc_2.30_no-tcache/libc-2.30.so new file: HeapLAB/.glibc/glibc_2.30_no-tcache/libc.so.6 new file: HeapLAB/.glibc/glibc_2.30_no-tcache/malloc/malloc.c new file: HeapLAB/.glibc/glibc_2.31/ld-2.31.so new file: HeapLAB/.glibc/glibc_2.31/ld.so.2 new file: HeapLAB/.glibc/glibc_2.31/libc-2.31.so new file: HeapLAB/.glibc/glibc_2.31/libc.so.6 new file: HeapLAB/.glibc/glibc_2.31/malloc/malloc.c new file: HeapLAB/.glibc/glibc_2.31_no-tcache/ld-2.31.so new file: 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_force/demo | Bin 0 -> 9264 bytes HeapLAB/house_of_force/house_of_force | Bin 0 -> 16248 bytes HeapLAB/house_of_force/pwntools_template.py | 58 ++++++++++++++++++++++++++++ 3 files changed, 58 insertions(+) create mode 100755 HeapLAB/house_of_force/demo create mode 100755 HeapLAB/house_of_force/house_of_force create mode 100755 HeapLAB/house_of_force/pwntools_template.py (limited to 'HeapLAB/house_of_force') diff --git a/HeapLAB/house_of_force/demo b/HeapLAB/house_of_force/demo new file mode 100755 index 0000000..1384ebd Binary files /dev/null and b/HeapLAB/house_of_force/demo differ diff --git a/HeapLAB/house_of_force/house_of_force b/HeapLAB/house_of_force/house_of_force new file mode 100755 index 0000000..5cdd95f Binary files /dev/null and b/HeapLAB/house_of_force/house_of_force differ diff --git a/HeapLAB/house_of_force/pwntools_template.py b/HeapLAB/house_of_force/pwntools_template.py new file mode 100755 index 0000000..22d980b --- /dev/null +++ b/HeapLAB/house_of_force/pwntools_template.py @@ -0,0 +1,58 @@ +#!/usr/bin/python3 +from pwn import * + +elf = context.binary = ELF("house_of_force") +libc = elf.libc + +gs = ''' +continue +''' +def start(): + if args.GDB: + return gdb.debug(elf.path, gdbscript=gs) + else: + return process(elf.path) + +# Select the "malloc" option, send size & data. +def malloc(size, data): + io.send("1") + io.sendafter("size: ", f"{size}") + io.sendafter("data: ", data) + io.recvuntil("> ") + +# Calculate the "wraparound" distance between two addresses. +def delta(x, y): + return (0xffffffffffffffff - x) + y + +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 -=-=-= + +# The "heap" variable holds the heap start address. +log.info(f"heap: 0x{heap:02x}") + +# Program symbols are available via "elf.sym.". +log.info(f"target: 0x{elf.sym.target:02x}") + +# The malloc() function chooses option 1 from the menu. +# Its arguments are "size" and "data". +malloc(24, b"Y"*24) + +# The delta() function finds the "wraparound" distance between two addresses. +log.info(f"delta between heap & main(): 0x{delta(heap, elf.sym.main):02x}") + +# ============================================================================= + +io.interactive() -- cgit v1.2.3