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Fix pymet for unicode files and directories

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Closes #4958
This commit is contained in:
Spencer McIntyre 2015-03-19 17:23:00 -04:00
parent e507c71699
commit c521077984
2 changed files with 23 additions and 9 deletions
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26
python/meterpreter/ext_server_stdapi.py
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@ -63,9 +63,11 @@ else:
if isinstance(__builtins__, dict):
is_str = lambda obj: issubclass(obj.__class__, __builtins__['str'])
str = lambda x: __builtins__['str'](x, 'UTF-8')
unicode = __builtins__['str']
else:
is_str = lambda obj: issubclass(obj.__class__, __builtins__.str)
str = lambda x: __builtins__.str(x, 'UTF-8')
unicode = __builtins__.str
is_bytes = lambda obj: issubclass(obj.__class__, bytes)
NULL_BYTE = bytes('\x00', 'UTF-8')
long = int
@ -923,18 +925,24 @@ def stdapi_sys_process_get_processes(request, response):
@meterpreter.register_function
def stdapi_fs_chdir(request, response):
wd = packet_get_tlv(request, TLV_TYPE_DIRECTORY_PATH)['value']
if sys.version_info[0] < 3:
wd = wd.decode('UTF-8')
os.chdir(wd)
return ERROR_SUCCESS, response
@meterpreter.register_function
def stdapi_fs_delete(request, response):
file_path = packet_get_tlv(request, TLV_TYPE_FILE_NAME)['value']
if sys.version_info[0] < 3:
file_path = file_path.decode('UTF-8')
os.unlink(file_path)
return ERROR_SUCCESS, response
@meterpreter.register_function
def stdapi_fs_delete_dir(request, response):
dir_path = packet_get_tlv(request, TLV_TYPE_DIRECTORY_PATH)['value']
if sys.version_info[0] < 3:
dir_path = dir_path.decode('UTF-8')
if os.path.islink(dir_path):
del_func = os.unlink
else:
@ -945,6 +953,8 @@ def stdapi_fs_delete_dir(request, response):
@meterpreter.register_function
def stdapi_fs_delete_file(request, response):
file_path = packet_get_tlv(request, TLV_TYPE_FILE_PATH)['value']
if sys.version_info[0] < 3:
file_path = file_path.decode('UTF-8')
os.unlink(file_path)
return ERROR_SUCCESS, response
@ -983,13 +993,13 @@ def stdapi_fs_getwd(request, response):
def stdapi_fs_ls(request, response):
path = packet_get_tlv(request, TLV_TYPE_DIRECTORY_PATH)['value']
path = os.path.abspath(path)
contents = os.listdir(path)
contents.sort()
for x in contents:
y = os.path.join(path, x)
response += tlv_pack(TLV_TYPE_FILE_NAME, x)
response += tlv_pack(TLV_TYPE_FILE_PATH, y)
response += tlv_pack(TLV_TYPE_STAT_BUF, get_stat_buffer(y))
dir_contents = os.listdir(unicode(path))
dir_contents.sort()
for file_name in dir_contents:
file_path = os.path.join(path, file_name)
response += tlv_pack(TLV_TYPE_FILE_NAME, file_name)
response += tlv_pack(TLV_TYPE_FILE_PATH, file_path)
response += tlv_pack(TLV_TYPE_STAT_BUF, get_stat_buffer(file_path))
return ERROR_SUCCESS, response
@meterpreter.register_function
@ -1027,7 +1037,7 @@ def stdapi_fs_search(request, response):
file_tlv += tlv_pack(TLV_TYPE_FILE_SIZE, os.stat(os.path.join(root, f)).st_size)
response += tlv_pack(TLV_TYPE_SEARCH_RESULTS, file_tlv)
else:
for f in filter(lambda f: fnmatch.fnmatch(f, glob), os.listdir(search_root)):
for f in filter(lambda f: fnmatch.fnmatch(f, glob), os.listdir(unicode(search_root))):
file_tlv = ''
file_tlv += tlv_pack(TLV_TYPE_FILE_PATH, search_root)
file_tlv += tlv_pack(TLV_TYPE_FILE_NAME, f)

6
python/meterpreter/meterpreter.py
View File

@ -45,9 +45,11 @@ else:
if isinstance(__builtins__, dict):
is_str = lambda obj: issubclass(obj.__class__, __builtins__['str'])
str = lambda x: __builtins__['str'](x, 'UTF-8')
unicode = __builtins__['str']
else:
is_str = lambda obj: issubclass(obj.__class__, __builtins__.str)
str = lambda x: __builtins__.str(x, 'UTF-8')
unicode = __builtins__.str
is_bytes = lambda obj: issubclass(obj.__class__, bytes)
NULL_BYTE = bytes('\x00', 'UTF-8')
long = int
@ -262,7 +264,9 @@ def tlv_pack(*args):
data = struct.pack('>II', 9, tlv['type']) + bytes(chr(int(bool(tlv['value']))), 'UTF-8')
else:
value = tlv['value']
if not is_bytes(value):
if sys.version_info[0] < 3 and isinstance(value, unicode):
value = value.encode('UTF-8')
elif not is_bytes(value):
value = bytes(value, 'UTF-8')
if (tlv['type'] & TLV_META_TYPE_STRING) == TLV_META_TYPE_STRING:
data = struct.pack('>II', 8 + len(value) + 1, tlv['type']) + value + NULL_BYTE