vagd.virts.pwngd

Classes

Pwngd

start binary on remote and return pwnlib.tubes.process.process

Module Contents

class vagd.virts.pwngd.Pwngd(binary: str, libs=False, files: str | list[str] = None, packages: List[str] = None, symbols=True, tmp: bool = False, gdbsrvport: int = -1, root: bool = False, fast: bool = False, ex: bool = False)

Bases: abc.ABC

start binary on remote and return pwnlib.tubes.process.process

Parameters:

binary – binary for VM debugging
libs – download libraries (using ldd) from VM
files – other files or directories that need to be uploaded to VM
packages – packages to install on vm
symbols – additionally install libc6 debug symbols
tmp – if a temporary directory should be created for files
gdbsrvport – specify static gdbserver port, REQURIES port forwarding to localhost
fast – mounts libs locally for faster symbol extraction (experimental)
ex – if experimental features should be enabled

LOCAL_DIR = './.vagd/'

HOME_DIR

SYSROOT

LOCKFILE

KEYFILE

PUBKEYFILE

DEFAULT_PORT = 2222

STATIC_GDBSRV_PORT = 42069

is_new: bool = False

_path: str

_gdbsrvport: int

_binary: str

_ssh: pwnlib.tubes.ssh.ssh

_experimental: bool

_fast: bool

ssh_session

abstract _vm_setup() → None: setup vagrant machine creates new one if no Vagrantfile is specified or box does not match

abstract _ssh_setup() → None: setup ssh connection

_sync(file: str) → bool: upload file on remote if not exist :type file: file to upload :return: if the file was uploaded

_SSHFS_TEMPLATE = 'sshfs -p {port} -o StrictHostKeyChecking=no,ro,IdentityFile={keyfile}...

_mount(remote_dir: str, local_dir: str) → None: mount remote dir on local wiith sshfs :param remote_dir: directory on remote to mount :param local_dir: local mount point

_lock(typ: str)

_mount_root(remote_lib: str = '/') → None: mount the lib directory of remote

system(cmd: str) → pwnlib.tubes.ssh.ssh_channel

executes command on vm, interface to pwnlib.tubes.ssh.ssh.system

Parameters:: cmd – command to execute on vm
Returns:: returns

DEFAULT_PACKAGES = ['gdbserver', 'python3', 'sudo']

LIBC6_DEBUG = 'libc6-dbg'

LIBC6_I386 = 'libc6-i386'

_install_packages(packages: Iterable)

install packages on remote machine

Parameters:: packages – packages to install on remote machine

put(file: str, remote: str = None)

upload file or dir on vm,

Parameters:

file – file to upload
remote – remote location of file, working directory if not specified

Returns:

returns

pull(file: str, local: str = None)

download file or dir on vm,

Parameters:

file – remote location of file, working directory if not specified
local – local location of file, current directory if not specified

Returns:

returns

LIBS_DIRECTORY = 'libs'

libs(directory=None)

Downloads the libraries referred to by a file. This is done by running ldd on the remote server, parsing the output and downloading the relevant files.

directory(str): Output directory :return:

debug(argv: list[str] = None, exe: str = '', env: Dict[str, str] = None, ssh=None, gdbscript: str = '', api: bool = False, sysroot: str = None, gdb_args: list[str] = None, **kwargs) → pwnlib.tubes.process

run binary in vm with gdb and experimental features

Parameters:

argv – command line arguments
exe – exe to execute
env – environment variable dictionary
ssh – ignored self._ssh is used instead
gdbscript – used gdbscript
api – return gdb python api interface
sysroot – sysroot directory
gdb_args – additional gdb arguments
kwargs – pwntool arguments

Return type:

pwnlib.tubes.process.process

pwn_debug(argv: list[str] = None, ssh=None, **kwargs) → pwnlib.tubes.process.process

run binary in vm with gdb (pwnlib feature set)

Parameters:

argv – comandline arguments for binary
ssh – ignored self._ssh is used instead
kwargs – pwntool parameters

Returns:

pwntools process

process(argv: list[str] = None, **kwargs) → pwnlib.tubes.process.process

run binary in vm as process

Parameters:

argv – comandline arguments for binary
kwargs – pwntool parameters

Returns:

pwntools process

start(argv: list[str] = None, gdbscript: str = '', api: bool = None, sysroot: str = None, gdb_args: list = None, **kwargs) → pwnlib.tubes.process.process

start binary on remote and return pwnlib.tubes.process.process

Parameters:

argv – commandline arguments for binary
gdbscript – GDB script for GDB
api – if GDB API should be enabled (experimental)
sysroot – sysroot dir (experimental)
gdb_args – extra gdb args (experimental)
kwargs – pwntool parameters

Returns:

pwntools process, if api=True tuple with gdb api