def has_no_password_protection(path: str) -> bool:
"""
Check if .jks files are password protected.
:param path: path to check
"""
if not os.path.exists(path):
show_unknown('Path does not exist',
details=dict(path=path))
return False
jks_with_password: list = []
jks_without_password: list = []
for full_path in full_paths_in_dir(path):
if not full_path.endswith('.jks'):
continue
try:
jks.KeyStore.load(full_path, '')
except jks.util.KeystoreSignatureException:
# has password
jks_with_password.append(dict(path=full_path,
sha256=get_sha256(full_path)))
else:
# has not password
jks_without_password.append(dict(path=full_path,
sha256=get_sha256(full_path)))
if jks_without_password:
show_open('JKS is/are not password protected',
details=dict(jks_without_password=jks_without_password))
return True
show_close('JKS is/are password protected',
details=dict(jks_with_password=jks_with_password))
return False
def _get_requirements_pom_xml(path: str) -> list:
"""
Get list of requirements from Maven project.
Files supported are pom.xml
:param path: Project path
"""
reqs = []
namespaces = {'xmlns': 'http://maven.apache.org/POM/4.0.0'}
for full_path in full_paths_in_dir(path):
if not full_path.endswith('pom.xml'):
continue
tree = parse(full_path)
root = tree.getroot()
deps = root.findall(".//xmlns:dependency", namespaces=namespaces)
for dep in deps:
artifact_id = dep.find("xmlns:artifactId", namespaces=namespaces)
version = dep.find("xmlns:version", namespaces=namespaces)
if version is not None:
if version.text.startswith('$'):
reqs.append((full_path, artifact_id.text, None))
else:
reqs.append((full_path, artifact_id.text, version.text))
else:
reqs.append((full_path, artifact_id.text, None))
return reqs
def _get_requirements(path: str) -> list:
"""
Get list of requirements from NuGet project.
Files supported are packages.config
:param path: Project path
"""
reqs = []
for full_path in full_paths_in_dir(path):
if not full_path.endswith('packages.config'):
continue
tree = parse(full_path)
deps = tree.findall(".//package")
reqs += [(dep.attrib['id'], dep.attrib['version']) for dep in deps]
return reqs
def _use_passwords(path: str, passwords: list) -> bool:
"""
Check if a JKS file has been protected by any of ``passwords``.
:param path: path to check
:param passwords: passwords to test
"""
if not os.path.exists(path):
show_unknown('Path does not exist',
details=dict(path=path))
return False
opened_jks: list = []
closed_jks: list = []
passwords = ['', *(p for p in set(passwords))]
for full_path in full_paths_in_dir(path):
if not full_path.endswith('.jks'):
continue
success: bool = False
for password in passwords:
try:
jks.KeyStore.load(full_path, password)
except jks.util.KeystoreSignatureException:
# wrong password
continue
else:
# correct password
success = True
break
if success:
opened_jks.append(dict(path=full_path,
password=password,
sha256=get_sha256(full_path)))
else:
closed_jks.append(dict(path=full_path,
sha256=get_sha256(full_path)))
if opened_jks:
show_open('JKS is/are protected by a password from the list',
details=dict(opened_jks=opened_jks,
tested_passwords=passwords))
return True
show_close('JKS is/are protected by a password from the list',
details=dict(closed_jks=closed_jks,
tested_passwords=passwords))
return False
def _insecure_functions_in_dir(py_dest: str, exclude: list = None) -> bool:
"""
Search for insecure functions in dir.
:param py_dest: Path to a Python script or package.
:param exclude: Paths that contains any string from this list are ignored.
"""
if not exclude:
exclude = []
res = [
_insecure_functions_in_file(full_path)
for full_path in full_paths_in_dir(py_dest)
if full_path.endswith(LANGUAGE_SPECS['extensions']) and not any(
x in full_path for x in exclude)
]
return list(filter(None, res))
def _get_requirements_build_gradle(path: str) -> list:
"""
Get list of requirements from Maven project.
Files supported are build.gradle
:param path: Project path
"""
reqs = []
for file_path in full_paths_in_dir(path):
if not file_path.endswith('build.gradle'):
continue
with open(file_path, encoding='latin-1') as file_fd:
file_content = file_fd.read()
string = MatchFirst([quotedString('"'), quotedString("'")])
string.setParseAction(lambda x: [x[0][1:-1]])
grammars: list = [
Suppress(Keyword('compile') + Optional('(')) +
string.copy()('package'),
Suppress(Keyword('compile') + Optional('(')) +
Suppress(Keyword('group') + ':') + string.copy()('group') +
Suppress(',') + Suppress(Keyword('name') + ':') +
string.copy()('name') + Suppress(',') +
Suppress(Keyword('version') + ':') + string.copy()('version'),
]
for grammar in grammars:
for tokens, _, _ in grammar.scanString(file_content):
matches = tokens.asDict()
if 'package' in matches:
if ':' in matches['package']:
name, version = matches['package'].rsplit(':', 1)
else:
name, version = matches['package'], None
reqs.append((file_path, name, version))
else:
reqs.append(
(file_path, f"{matches['group']}:{matches['name']}",
matches['version']))
reqs.append(
(file_path, matches['group'], matches['version']))
return reqs
def path_contains_grammar(grammar: ParserElement,
path: str,
lang_spec: dict,
exclude: list = None) -> List[str]:
"""
Return a dict mapping all files in path to the line with grammar matches.
:param grammar: Grammar to be searched for in path.
:param path: Path to the destination file.
:param lang_spec: Contains language-specific syntax elements, such as
acceptable file extensions and comment delimiters.
"""
vulns = {}
exclude = exclude if exclude else tuple()
extensions = lang_spec.get('extensions')
for full_path in full_paths_in_dir(path):
if _path_match_extension(full_path, extensions) and \
not any(x in full_path for x in exclude):
vulns.update(_path_contains_grammar(grammar, full_path))
return vulns
def _check_grammar_in_dir(grammar: ParserElement,
code_dest: str,
lang_spec: dict,
exclude: list = None) -> Dict[str, List[str]]:
"""
Check grammar in directory.
:param grammar: Pyparsing grammar against which file will be checked.
:param code_dest: File or directory to check.
:param lang_spec: Contains language-specific syntax elements, such as
acceptable file extensions and comment delimiters.
:param exclude: Exclude files or directories with given strings
:return: Maps files to their found vulnerabilites.
"""
if not exclude:
exclude = []
vulns = {}
for full_path in full_paths_in_dir(code_dest):
if not any(x in full_path for x in exclude):
vulns.update(_check_grammar_in_file(grammar, full_path, lang_spec))
return vulns
def _get_requirements(path: str) -> set:
"""
Get a list of requirements from NPM project.
Files supported are package.json and package-lock.json
:param path: Project path
"""
reqs = set()
if not os.path.exists(path):
return reqs
dictionary = {ord(c): None for c in '^~<=>'}
for path in full_paths_in_dir(path):
is_package = path.endswith('package.json')
is_package_lock = path.endswith('package-lock.json')
if is_package or is_package_lock:
with open(path) as file:
data = json.load(file)
reqs.update((path, dep, ver.translate(dictionary))
for dep, ver in _get_all_versions(data))
return reqs
