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SUSE:SLE-12-SP1:GA
salt.10035
fixes-cve-2018-15750-cve-2018-15751.patch
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File fixes-cve-2018-15750-cve-2018-15751.patch of Package salt.10035
From 17cc2ae0f8eb8d3f774f80c3ba3f2e2161260dc4 Mon Sep 17 00:00:00 2001 From: Erik Johnson <palehose@gmail.com> Date: Fri, 24 Aug 2018 10:35:55 -0500 Subject: [PATCH] Fixes: CVE-2018-15750, CVE-2018-15751 Ensure that tokens are hex to avoid hanging/errors in cherrypy Add empty token salt-api integration tests Handle Auth exceptions in run_job Update tornado test to correct authentication message --- salt/client/__init__.py | 8 ++++ salt/netapi/rest_cherrypy/app.py | 13 ++++++- .../netapi/rest_cherrypy/test_app.py | 39 +++++++++++++++++++ .../netapi/rest_tornado/test_app.py | 2 +- 4 files changed, 60 insertions(+), 2 deletions(-) diff --git a/salt/client/__init__.py b/salt/client/__init__.py index cdc1ce499d..bf94ff30aa 100644 --- a/salt/client/__init__.py +++ b/salt/client/__init__.py @@ -342,6 +342,10 @@ class LocalClient(object): raise SaltClientError( 'The salt master could not be contacted. Is master running?' ) + except AuthenticationError as err: + raise AuthenticationError(err) + except AuthorizationError as err: + raise AuthorizationError(err) except Exception as general_exception: # Convert to generic client error and pass along message raise SaltClientError(general_exception) @@ -408,6 +412,10 @@ class LocalClient(object): raise SaltClientError( 'The salt master could not be contacted. Is master running?' ) + except AuthenticationError as err: + raise AuthenticationError(err) + except AuthorizationError as err: + raise AuthorizationError(err) except Exception as general_exception: # Convert to generic client error and pass along message raise SaltClientError(general_exception) diff --git a/salt/netapi/rest_cherrypy/app.py b/salt/netapi/rest_cherrypy/app.py index c1d333adcd..1cd21fb05f 100644 --- a/salt/netapi/rest_cherrypy/app.py +++ b/salt/netapi/rest_cherrypy/app.py @@ -1167,6 +1167,13 @@ class LowDataAdapter(object): if token: chunk['token'] = token + if 'token' in chunk: + # Make sure that auth token is hex + try: + int(chunk['token'], 16) + except (TypeError, ValueError): + raise cherrypy.HTTPError(401, 'Invalid token') + if client: chunk['client'] = client @@ -2167,7 +2174,11 @@ class Events(object): :return bool: True if valid, False if not valid. ''' - if auth_token is None: + # Make sure that auth token is hex. If it's None, or something other + # than hex, this will raise a ValueError. + try: + int(auth_token, 16) + except ValueError: return False # First check if the given token is in our session table; if so it's a diff --git a/tests/integration/netapi/rest_cherrypy/test_app.py b/tests/integration/netapi/rest_cherrypy/test_app.py index 000b7418bf..5865510fd7 100644 --- a/tests/integration/netapi/rest_cherrypy/test_app.py +++ b/tests/integration/netapi/rest_cherrypy/test_app.py @@ -124,6 +124,45 @@ class TestRun(cptc.BaseRestCherryPyTest): }) self.assertEqual(response.status, '401 Unauthorized') + def test_run_empty_token(self): + ''' + Test the run URL with empty token + ''' + cmd = dict(self.low, **{'token': ''}) + body = urlencode(cmd) + + request, response = self.request('/run', method='POST', body=body, + headers={ + 'content-type': 'application/x-www-form-urlencoded' + }) + assert response.status == '401 Unauthorized' + + def test_run_empty_token_upercase(self): + ''' + Test the run URL with empty token with upercase characters + ''' + cmd = dict(self.low, **{'ToKen': ''}) + body = urlencode(cmd) + + request, response = self.request('/run', method='POST', body=body, + headers={ + 'content-type': 'application/x-www-form-urlencoded' + }) + assert response.status == '401 Unauthorized' + + def test_run_wrong_token(self): + ''' + Test the run URL with incorrect token + ''' + cmd = dict(self.low, **{'token': 'bad'}) + body = urlencode(cmd) + + request, response = self.request('/run', method='POST', body=body, + headers={ + 'content-type': 'application/x-www-form-urlencoded' + }) + assert response.status == '401 Unauthorized' + class TestWebhookDisableAuth(cptc.BaseRestCherryPyTest): diff --git a/tests/integration/netapi/rest_tornado/test_app.py b/tests/integration/netapi/rest_tornado/test_app.py index b6a572a0b5..4eb65285f3 100644 --- a/tests/integration/netapi/rest_tornado/test_app.py +++ b/tests/integration/netapi/rest_tornado/test_app.py @@ -234,7 +234,7 @@ class TestSaltAPIHandler(_SaltnadoIntegrationTestCase): self.assertEqual(len(ret), 3) # make sure we got 3 responses self.assertIn('jid', ret[0]) # the first 2 are regular returns self.assertIn('jid', ret[1]) - self.assertIn('Authentication error occurred.', ret[2]) # bad auth + self.assertIn('Failed to authenticate', ret[2]) # bad auth self.assertEqual(ret[0]['minions'], sorted(['minion', 'sub_minion', 'localhost'])) self.assertEqual(ret[1]['minions'], sorted(['minion', 'sub_minion', 'localhost'])) -- 2.17.1
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