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scan_parser.py
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import os
import sys
import re
import time
import uuid
import pprint
import logging
import string
import numpy as np
import pandas as pd
import xlrd
from scar_pickles import SCARPickles
from lxml import etree
from scan_file import ScanFile
from scan_requirement import ScanRequirement
from utils import Utils
from datetime import datetime
from PyQt5 import QtCore, QtGui, QtWidgets
#TODO Make faster
class ScanParser:
def __init__(self, main_app):
if getattr(sys, 'frozen', False):
application_path = sys._MEIPASS
else:
application_path = os.path.dirname(os.path.abspath(__file__))
self.main_app = main_app
self.scar_conf = SCARPickles.loader( os.path.join(application_path, "data", "scar_configs.pkl") )
self.scar_data = SCARPickles.loader( os.path.join(application_path, "data", "scar_data.pkl") )
FORMAT = "[%(asctime)s ] %(levelname)s - %(filename)s; %(lineno)s: %(name)s.%(module)s.%(funcName)s(): %(message)s"
logging.basicConfig(filename=f"{self.scar_conf.get('application_path')}/scans2reports.log", level=logging.INFO, format=FORMAT)
def parseCsv(self, filename):
df = pd.read_csv(filename)
if 'Mitigation' in df.keys() and 'Finding ID' in df.keys():
mitigation_results = {}
mitigation_results['type'] = 'Mitigations'
mitigation_results['mitigations'] = []
for index, row in df.iterrows():
source = row['Finding ID'].strip()
plugin_id = re.search('^([0-9]{3,6})$', source, re.IGNORECASE)
plugin_id = plugin_id.group(1).strip() if plugin_id is not None else ''
rule_id = re.search('^(SV-[0-9.]+r[0-9]+_rule)$', source, re.IGNORECASE)
rule_id = rule_id.group(1).strip() if rule_id is not None else ''
vuln_id = re.search("\W(V-[0-9]+)", source.upper())
vuln_id = vuln_id.group(1).strip() if vuln_id is not None else ''
if vuln_id == '':
vuln_id = re.search("^(V-[0-9]+)", source.upper())
vuln_id = vuln_id.group(1).strip() if vuln_id is not None else ''
mitigation = row['Mitigation']
mitigation_results['mitigations'].append({
'plugin_id': plugin_id,
'rule_id': rule_id,
'vuln_id': vuln_id,
'control': '',
'mitigation': mitigation,
'source': source
})
return mitigation_results
def parseExcel(self, filename):
#df is the data format read. used to determine the type of excel file being read prior to looping the rows.
df = pd.read_excel(filename, None);
safe_keys = ( [ ( "".join([ch for ch in i.upper() if ch in (string.ascii_letters + string.digits)]) ) for i in df.keys() ] )
if 'POAM' in safe_keys:
poam_rows = None
for key in df.keys():
if ( "".join([ch for ch in key.upper() if ch in (string.ascii_letters + string.digits)]) ) == 'POAM':
poam_rows = pd.read_excel(filename, key, header=0, index_col=None, na_values=['NA'], mangle_dupe_cols=True)
if poam_rows is not None and not poam_rows.empty:
poam_results = {}
poam_results['type'] = 'Mitigations'
poam_results['mitigations'] = []
for poam in poam_rows.index:
source = str(poam_rows['Security Checks'][poam]).strip()
plugin_id = re.search('^([0-9]{3,6})$', source.strip())
plugin_id = plugin_id.group(1).strip() if plugin_id is not None else ''
rule_id = re.search('(SV-[0-9.]+r[0-9]+_rule)', source.strip())
rule_id = rule_id.group(1).strip() if rule_id is not None else ''
vuln_id = re.search("\W(V-[0-9]+)", source.upper())
vuln_id = vuln_id.group(1).strip() if vuln_id is not None else ''
if vuln_id == '':
vuln_id = re.search("^(V-[0-9]+)", source.upper())
vuln_id = vuln_id.group(1).strip() if vuln_id is not None else ''
control = poam_rows['Security Control Number (NC/NA controls only)'][poam]
mitigation = poam_rows['Mitigations'][poam]
poam_results['mitigations'].append({
'plugin_id': plugin_id,
'rule_id': rule_id,
'vuln_id': vuln_id,
'control': control,
'mitigation': mitigation,
'source': source
})
return poam_results
if 'Test Result Import' in df.keys():
tr_rows = pd.read_excel(filename, 'Test Result Import', header=5, index_col=None, na_values=['NA'], mangle_dupe_cols=True)
test_results_data = {}
test_results_data['type'] = 'Test Results'
for tr in tr_rows.index:
test_results_data[ str( tr_rows['CCI'][tr]).strip().replace('CCI-','').zfill(6) ] = {
'control' : tr_rows['Control Acronym'][tr],
'implementation' : tr_rows['Control Implementation Status'][tr],
'ap' : tr_rows['AP Acronym'][tr],
'cci' : tr_rows['CCI'][tr],
'inherited' : tr_rows['Inherited'][tr],
'compliance_status' : tr_rows['Compliance Status.1'][tr],
'date_tested' : tr_rows['Date Tested.1'][tr],
'tested_by' : tr_rows['Tested By.1'][tr],
'test_results' : tr_rows['Test Results.1'][tr]
}
return test_results_data
def parseNessus(self, filename):
logging.info('Parsing ACAS File %s', filename)
sf = None
try:
with open(filename, 'r', errors='replace', encoding='utf-8') as content_file:
content = content_file.readlines()
content = ''.join(content)
tree = etree.fromstring( str(content ) )
version = re.search(
'Nessus version : ([0-9.]+)',
str(next(iter(tree.xpath("/NessusClientData_v2/Report/ReportHost[1]/ReportItem[@pluginID='19506']/plugin_output/text()")), ''))
)
version = version.group(1) if version is not None else ''
feed = re.search(
'Plugin feed version : ([0-9.]+)',
str(next(iter(tree.xpath("/NessusClientData_v2/Report/ReportHost[1]/ReportItem[@pluginID='19506']/plugin_output/text()")), ''))
)
feed = feed.group(1) if feed is not None else ''
sf = ScanFile({
'type' :'ACAS',
'filename' : str(filename),
'scan_date' : str(next(iter(tree.xpath("/NessusClientData_v2/Report/ReportHost[1]/HostProperties/tag[@name='HOST_START']/text()")), '')),
'title' : "Assured Compliance Assessment Solution (ACAS) Nessus Scanner\nVersion: {}\nFeed: {}".format(version, feed),
'uuid' : str(uuid.uuid4()),
'version' : version,
'policy' : str(next(iter(tree.xpath("/NessusClientData_v2/Policy/policyName/text()")), '')) + str(next(iter(tree.xpath("/NessusClientData_v2/Policy/PolicyName/text()")), '')),
'hostname' : '',
'os' : '',
'ip' : '',
'hosts' : [],
'feed' : feed,
})
for host in tree.xpath("/NessusClientData_v2/Report/ReportHost"):
scan_user = ""
port_range = ""
duration = ""
scan_info = str( host.xpath("./ReportItem[@pluginID=19506]/plugin_output/text()") ).split("\\n")
for line in scan_info:
if 'Credentialed checks' in line:
k,v = line.split(':', 1)
try:
if str(v).strip() == 'no':
scan_user = 'NONE'
elif len( v.split(' as ') ) > 0:
scan_user = str(v.split(' as ')[1]).strip().replace('\\\\','\\')
else:
scan_user = str(v)
except:
scan_user = 'UNKNOWN'
if 'Port range' in line:
k,v = line.split(':', 1)
port_range = str(v).strip()
if 'scan duration' in line.lower():
k,v = line.split(':', 1)
duration = str(v).strip()
wmi_info = str( host.xpath("./ReportItem[@pluginID=24270]/plugin_output/text()") ).split("\\n")
device_type = ""
manufacturer = ""
model = ""
serial = ""
for line in wmi_info:
if ':' in line:
k,v = line.split(':', 1)
try:
if str(k).strip() == 'Computer Manufacturer':
manufacturer = str(v).strip()
elif str(k).strip() == 'Computer Model':
model = str(v).strip()
elif str(k).strip() == 'Computer SerialNumber':
serial = str(v).strip()
elif str(k).strip() == 'Computer Type':
device_type = str(v).strip()
except:
device_type = ""
manufacturer = ""
model = ""
serial = ""
fqdn_val = ""
if next(iter(host.xpath("./HostProperties/tag[@name='host-fqdn']/text()")),''):
fqdn_val = str( next(iter(host.xpath("./HostProperties/tag[@name='host-fqdn']/text()")),'') ).lower()
elif next(iter(host.xpath("./HostProperties/tag[@name='hostname']/text()")),''):
fqdn_val = str(next(iter(host.xpath("./HostProperties/tag[@name='hostname']/text()")),'')).lower()
elif next(iter(host.xpath("./HostProperties/tag[@name='host-ip']/text()")),''):
fqdn_val = str(next(iter(host.xpath("./HostProperties/tag[@name='host-ip']/text()")),'')).lower()
else:
fqdn_val = 'UNKNOWN'
host_data = {
'hostname' : fqdn_val,
'ip' : next(iter(host.xpath("./HostProperties/tag[@name='host-ip']/text()")),''),
'mac' : next(iter(host.xpath("./HostProperties/tag[@name='mac-address']/text()")),''),
'os' : next(iter(host.xpath("./HostProperties/tag[@name='operating-system']/text()")),''),
'device_type' : device_type,
'manufacturer' : manufacturer,
'model' : model,
'serial' : serial,
'host_date' : str(next(iter(host.xpath("./HostProperties/tag[@name='HOST_START']/text()")), '')),
'credentialed' : Utils.parse_bool(str(next(iter( host.xpath("./HostProperties/tag[@name='Credentialed_Scan']/text()")), ''))),
'scan_user' : scan_user,
'port_range' : port_range,
'duration' : duration,
'requirements' : []
}
for req in host.xpath("./ReportItem"):
if self.main_app.main_window:
QtGui.QGuiApplication.processEvents()
severity = int(next(iter(req.xpath("./@severity")),''))
plugin_id = int(next(iter(req.xpath("./@pluginID")),''))
if not self.scar_conf.get('skip_info') or ( severity != 0 or plugin_id in self.scar_data.get('data_mapping')['acas_required_info'] ):
iavms = []
for iava in req.xpath("./iava"):
if str(iava.text).strip() != '':
iavms.append(iava.text)
for iavb in req.xpath("./iavb"):
if str(iavb.text).strip() != '':
iavms.append(iavb.text)
for iavt in req.xpath("./iavt"):
if str(iavt.text).strip() != '':
iavms.append(iavt.text)
stig_severity = next(iter(req.xpath("./stig_severity/text()")),'')
#if there is a stig verity, the DoD Risk follows it
if stig_severity.strip() != '':
severity = int(
Utils.risk_val(
str(stig_severity),
'NUM'
)
)
req = {
'cci' : '',
'comments' : next(iter(req.xpath("./plugin_output/text()")),''),
'description' : next(iter(req.xpath("./synopsis/text()")),'') + "\n\n" + next(iter(req.xpath("./description/text()")),''),
'finding_details' : '',
'fix_id' : '',
'mitigation' : '',
'port' : int(next(iter(req.xpath("./@port")),'')),
'protocol' : next(iter(req.xpath("./@protocol")),''),
'service' : next(iter(req.xpath("./@svc_name")),''),
'grp_id' : next(iter(req.xpath("./@pluginFamily")),''),
'iavm' : ', '.join(iavms).strip(),
'plugin_id' : plugin_id,
'resources' : '',
'rule_id' : '',
'solution' : next(iter(req.xpath("./solution/text()")),''),
'references' : '',
'severity' : severity,
'req_title' : next(iter(req.xpath("./@pluginName")),''),
'vuln_id' : '',
'ia_controls' : [],
'status' : 'O',
'publication_date' : next(iter(req.xpath("./plugin_publication_date/text()")),''),
'modification_date' : next(iter(req.xpath("./plugin_modification_date/text()")),''),
}
host_data['requirements'].append(req)
sf['hosts'].append( host_data )
except Exception as e:
sf = None
logging.error('Error parsing scap file %s', filename)
logging.error(str(e))
print(filename)
print(str(e))
return sf
def parseScap(self, filename):
logging.info('Parsing scap file %s', filename)
sf = None
try:
with open(filename, 'r', errors='replace', encoding='utf-8') as content_file:
content = content_file.readlines()
content = content[2:]
content = ''.join(content)
content = ''.join([i if ord(i) < 128 else ' ' for i in content])
tree = etree.fromstring( str(content ) )
ns = tree.nsmap
version = re.search(
'([0-9]+)\.[0-9]+',
str(next(iter(tree.xpath("/cdf:Benchmark/cdf:version/text()", namespaces = ns)), '').split(',')[0])
)
version = version.group(1) if version is not None else str(next(iter(tree.xpath("/cdf:Benchmark/cdf:version/text()", namespaces = ns)), '').split(',')[0])
if version.isdigit():
version = str(int(version))
release = re.search(
'[0-9]+\.([0-9]+)',
str(next(iter(tree.xpath("/cdf:Benchmark/cdf:version/text()", namespaces = ns)), '').split(',')[0])
)
release = release.group(1) if release is not None else str(next(iter(tree.xpath("/cdf:Benchmark/cdf:plain-text/text()", namespaces = ns)), '').split(',')[0])
if ':' in release:
release = re.search('Release: [0-9]+\.([0-9]+) Benchmark', release)
release = release.group(1) if release is not None else '0'
if release.isdigit():
release = str(int(release))
fqdn_val = ""
if next(iter(tree.xpath("/cdf:Benchmark/cdf:TestResult/cdf:target-facts/cdf:fact[@name='urn:scap:fact:asset:identifier:fqdn']/text()", namespaces = ns)), ''):
fqdn_val = str( next(iter(tree.xpath("/cdf:Benchmark/cdf:TestResult/cdf:target-facts/cdf:fact[@name='urn:scap:fact:asset:identifier:fqdn']/text()", namespaces = ns)), '') ).lower()
elif next(iter(tree.xpath("/cdf:Benchmark/cdf:TestResult/cdf:target/text()", namespaces = ns)), ''):
fqdn_val = str(next(iter(tree.xpath("/cdf:Benchmark/cdf:TestResult/cdf:target/text()", namespaces = ns)), '')).lower()
elif next(iter(tree.xpath("/cdf:Benchmark/cdf:TestResult/cdf:target-address/text()", namespaces = ns)), ''):
fqdn_val = str(next(iter(tree.xpath("/cdf:Benchmark/cdf:TestResult/cdf:target-address/text()", namespaces = ns)), '')).lower()
else:
fqdn_val = 'UNKNOWN'
sf = ScanFile({
'type' :'SCAP',
'filename' : str(filename),
'scan_date' : next(iter(tree.xpath("/cdf:Benchmark/cdf:TestResult/@start-time", namespaces = ns )), ''),
'duration' :
datetime.strptime(
str(next(iter(tree.xpath("/cdf:Benchmark/cdf:TestResult/@end-time", namespaces = ns )), '')),
'%Y-%m-%dT%H:%M:%S'
) -
datetime.strptime(
str(next(iter(tree.xpath("/cdf:Benchmark/cdf:TestResult/@start-time", namespaces = ns )), '')),
'%Y-%m-%dT%H:%M:%S'
)
,
'policy' : next(iter(tree.xpath("/cdf:Benchmark/cdf:TestResult/cdf:profile/@idref", namespaces = ns)), ''),
'scanner_edition' : next(iter(tree.xpath("/cdf:Benchmark/cdf:TestResult/@test-system", namespaces = ns)), ''),
'title' : next(iter(tree.xpath("/cdf:Benchmark/cdf:title/text()", namespaces = ns)), ''),
'uuid' : str(uuid.uuid4()),
'version' : version,
'release' : release,
'stigid' : next(iter(tree.xpath("/cdf:Benchmark/@id", namespaces = ns)), '').split(',')[0],
'description' : next(iter(tree.xpath("/cdf:Benchmark/cdf:description/text()", namespaces = ns)), '').split(',')[0],
'hostname' : fqdn_val,
'ip' : next(iter(tree.xpath("/cdf:Benchmark/cdf:TestResult/cdf:target-address/text()", namespaces = ns)), ''),
'mac' : next(iter(tree.xpath("/cdf:Benchmark/cdf:TestResult/cdf:target-facts/cdf:fact[@name='urn:scap:fact:asset:identifier:mac']/text()", namespaces = ns)), ''),
'device_type' : '',
'manufacturer' : next(iter(tree.xpath("/cdf:Benchmark/cdf:TestResult/cdf:target-facts/cdf:fact[@name='urn:scap:fact:asset:identifier:manufacturer']/text()", namespaces = ns)), ''),
'model' : next(iter(tree.xpath("/cdf:Benchmark/cdf:TestResult/cdf:target-facts/cdf:fact[@name='urn:scap:fact:asset:identifier:model']/text()", namespaces = ns)), ''),
'serial' : next(iter(tree.xpath("/cdf:Benchmark/cdf:TestResult/cdf:target-facts/cdf:fact[@name='urn:scap:fact:asset:identifier:ein']/text()", namespaces = ns)), ''),
'os' : next(iter(tree.xpath("/cdf:Benchmark/cdf:TestResult/cdf:target-facts/cdf:fact[@name='urn:scap:fact:asset:identifier:os_version']/text()", namespaces = ns)), ''),
'credentialed' : Utils.parse_bool(str( next(iter(tree.xpath(" /cdf:Benchmark/cdf:TestResult/cdf:identity/@privileged", namespaces = ns)), '') )),
'scan_user' : next(iter(tree.xpath(" /cdf:Benchmark/cdf:TestResult/cdf:identity/text()", namespaces = ns)), ''),
})
for vuln in tree.xpath("/cdf:Benchmark/cdf:TestResult/cdf:rule-result", namespaces = ns):
if self.main_app.main_window:
QtGui.QGuiApplication.processEvents()
idref = next(iter(vuln.xpath("./@idref", namespaces = ns)), '')
if str(next(iter(vuln.xpath(f"/cdf:Benchmark/cdf:Group[./cdf:Rule/@id = '{idref}']/cdf:Rule/cdf:description/text()", namespaces = ns)), '')).strip() != '':
try:
descriptionTree = etree.fromstring( '<root>' + str(next(iter(vuln.xpath(f"/cdf:Benchmark/cdf:Group[./cdf:Rule/@id = '{idref}']/cdf:Rule/cdf:description/text()", namespaces = ns)), '')) + '</root>' )
description = str(next(iter(descriptionTree.xpath('/root/VulnDiscussion/text()')), ''))
mitigationTree = etree.fromstring( '<root>' + str(next(iter(vuln.xpath(f"/cdf:Benchmark/cdf:Group[./cdf:Rule/@id = '{idref}']/cdf:Rule/cdf:description/text()", namespaces = ns)), '')) + '</root>' )
mitigations = str(next(iter(mitigationTree.xpath('/root/Mitigations/text()')), ''))
impactTree = etree.fromstring( '<root>' + str(next(iter(vuln.xpath(f"/cdf:Benchmark/cdf:Group[./cdf:Rule/@id = '{idref}']/cdf:Rule/cdf:description/text()", namespaces = ns)), '')) + '</root>' )
impact = str(next(iter(impactTree.xpath('/root/PotentialImpacts/text()')), ''))
resources = []
for resource in descriptionTree.xpath('/root/Responsibility/text()'):
resources.append(str(resource))
resources = ",".join(resources)
except:
description = ""
resources = ""
mitigations = ""
impact = ""
else:
description = re.search(
'<VulnDiscussion>(.*)<\/VulnDiscussion>',
str(next(iter(vuln.xpath(f"/cdf:Benchmark/cdf:Group[./cdf:Rule/@id = '{idref}']/cdf:Rule/cdf:description/text()", namespaces = ns)), ''))
)
description = description.group(1) if description is not None else ''
resources = re.search(
'<Responsibility>(.*)<\/Responsibility>',
str(next(iter(vuln.xpath(f"/cdf:Benchmark/cdf:Group[./cdf:Rule/@id = '{idref}']/cdf:Rule/cdf:description/text()", namespaces = ns)), ''))
)
resources = resources.group(1) if resources is not None else ''
impact = re.search(
'<PotentialImpacts>(.*)<\/PotentialImpacts>',
str(next(iter(vuln.xpath(f"/cdf:Benchmark/cdf:Group[./cdf:Rule/@id = '{idref}']/cdf:Rule/cdf:description/text()", namespaces = ns)), ''))
)
impact = impact.group(1) if impact is not None else ''
mitigations = re.search(
'<Mitigations>(.*)<\/Mitigations>',
str(next(iter(vuln.xpath(f"/cdf:Benchmark/cdf:Group[./cdf:Rule/@id = '{idref}']/cdf:Rule/cdf:description/text()", namespaces = ns)), ''))
)
mitigations = mitigations.group(1) if mitigations is not None else ''
rmf = ""
ap = ""
cci = str(next(iter(vuln.xpath(f"/cdf:Benchmark/cdf:Group[./cdf:Rule/@id = '{idref}']/cdf:Rule/cdf:ident[contains(./text(),'CCI')]/text()", namespaces = ns)), ''))
if cci != '' and self.scar_data.get('data_mapping') is not None:
for rmf_cci in self.scar_data.get('data_mapping')['rmf_cci']:
if rmf_cci['cci'] == cci:
rmf = rmf_cci['control']
if cci in self.scar_data.get('data_mapping')['ap_mapping']:
ap = self.scar_data.get('data_mapping')['ap_mapping'][cci]
rule_id = next(iter(vuln.xpath(f"/cdf:Benchmark/cdf:Group[./cdf:Rule/@id = '{idref}']/cdf:Rule/@id", namespaces = ns)), '').replace('xccdf_mil.disa.stig_rule_','')
status = Utils.status(
str(next(iter(vuln.xpath(f"/cdf:Benchmark/cdf:TestResult/cdf:rule-result[@idref='{idref}']/cdf:result/text()", namespaces = ns)), '')) ,
'ABBREV'
)
sf.add_requirement(
ScanRequirement({
'vuln_id' : next(iter(vuln.xpath(f"/cdf:Benchmark/cdf:Group[./cdf:Rule/@id = '{idref}']/@id", namespaces = ns)), '').replace('xccdf_mil.disa.stig_group_',''),
'rule_id' : rule_id,
'grp_id' : next(iter(vuln.xpath(f"/cdf:Benchmark/cdf:Group[./cdf:Rule/@id = '{idref}']/cdf:title/text()", namespaces = ns)), '') ,
'plugin_id' : '',
'rule_ver' : next(iter(vuln.xpath(f"/cdf:Benchmark/cdf:Group[./cdf:Rule/@id = '{idref}']/cdf:Rule/cdf:version/text()", namespaces = ns)), '') ,
'cci' : cci,
'check_id' : '',
'check_text' : '',
'fix_id' : next(iter(vuln.xpath(f"/cdf:Benchmark/cdf:Group[./cdf:Rule/@id = '{idref}']/cdf:Rule/cdf:fix/@id", namespaces = ns)), '') ,
'solution' : next(iter(vuln.xpath(f"/cdf:Benchmark/cdf:Group[./cdf:Rule/@id = '{idref}']/cdf:Rule/cdf:fixtext/text()", namespaces = ns)), '') ,
'mitigation' : mitigations,
'impact' : impact,
'req_title' : next(iter(vuln.xpath(f"/cdf:Benchmark/cdf:Group[./cdf:Rule/@id = '{idref}']/cdf:Rule/cdf:title/text()", namespaces = ns)), '') ,
'severity' : Utils.risk_val(
str(next(iter(vuln.xpath(f"/cdf:Benchmark/cdf:Group[./cdf:Rule/@id = '{idref}']/cdf:Rule/@severity", namespaces = ns)), '')) ,
'NUM'
),
'status' : status,
'finding_details': "SCAP scan found this requirement result was '{}'".format(
str(next(iter(vuln.xpath(f"/cdf:Benchmark/cdf:TestResult/cdf:rule-result[@idref='{idref}']/cdf:result/text()", namespaces = ns)), ''))
),
'comments' : '',
'description' : description,
'ia_controls' : '',
'rmf_controls' : rmf,
'assessments' : ap,
'references' : next(iter(vuln.xpath(f"/cdf:Benchmark/cdf:Group[./cdf:Rule/@id = '{idref}']/cdf:Rule/cdf:reference/dc:publisher/text()", namespaces = ns)), '') ,
'resources' : resources,
})
)
except Exception as e:
sf = None
logging.error('Error parsing scap file %s', filename)
logging.error(str(e))
print(filename)
print(str(e))
return sf
def parseCkl(self, filename):
logging.info('Parsing CKL file %s', filename)
sf = None
try:
with open(filename, 'r', errors='replace', encoding='utf-8') as content_file:
content = content_file.readlines()
start = 0
if '?' in content[start]:
start += 1
if '!' in content[start]:
start += 1
content = content[start:]
content = ''.join(content)
content = ''.join([i if ord(i) < 128 else ' ' for i in content])
tree = etree.fromstring( str(content ) )
version = str(next(iter(tree.xpath("/CHECKLIST/STIGS/iSTIG/STIG_INFO/SI_DATA[./SID_NAME='version']/SID_DATA/text()")), ''))
if '.' in version:
version = version.split('.')[0]
if version.isdigit():
version = str(int(version))
release = re.search('Release: ([0-9\*.]+) Benchmark', str( next(iter(tree.xpath("/CHECKLIST/STIGS/iSTIG/STIG_INFO/SI_DATA[./SID_NAME='releaseinfo']/SID_DATA/text()")), '') ))
release = release.group(1) if release is not None else '0'
if '.' in release:
release = release.split('.')[1]
if release.isdigit():
release = str(int(release))
fqdn_val = ""
if next(iter(tree.xpath("/CHECKLIST/ASSET/HOST_FQDN/text()")), ''):
fqdn_val = str( next(iter(tree.xpath("/CHECKLIST/ASSET/HOST_FQDN/text()")), '') ).lower()
elif next(iter(tree.xpath("/CHECKLIST/ASSET/HOST_NAME/text()")), ''):
fqdn_val = str(next(iter(tree.xpath("/CHECKLIST/ASSET/HOST_NAME/text()")), '')).lower()
elif next(iter(tree.xpath("/CHECKLIST/ASSET/HOST_IP/text()")), ''):
fqdn_val = str(next(iter(tree.xpath("/CHECKLIST/ASSET/HOST_IP/text()")), '')).lower()
else:
fqdn_val = 'UNKNOWN'
sf = ScanFile({
'type' :'CKL',
'filename' : str(filename),
'scan_date' : time.strftime( '%Y-%m-%dT%H:%M:%S', time.gmtime( os.path.getmtime( filename ))),
'duration' : '',
'scanner_edition' : '',
'title' : next(iter(tree.xpath("/CHECKLIST/STIGS/iSTIG/STIG_INFO/SI_DATA[./SID_NAME='title']/SID_DATA/text()")), ''),
'uuid' : next(iter(tree.xpath("/CHECKLIST/STIGS/iSTIG/STIG_INFO/SI_DATA[./SID_NAME='uuid']/SID_DATA/text()")), ''),
'version' : version,
'release' : release,
'stigid' : next(iter(tree.xpath("/CHECKLIST/STIGS/iSTIG/STIG_INFO/SI_DATA[./SID_NAME='stigid']/SID_DATA/text()")), ''),
'description' : next(iter(tree.xpath("/CHECKLIST/STIGS/iSTIG/STIG_INFO/SI_DATA[./SID_NAME='description']/SID_DATA/text()")), ''),
'hostname' : fqdn_val,
'ip' : next(iter(tree.xpath("/CHECKLIST/ASSET/HOST_IP/text()")), ''),
'mac' : next(iter(tree.xpath("/CHECKLIST/ASSET/HOST_MAC/text()")), ''),
'os' : '',
'device_type' : '',
'manufacturer' : '',
'model' : '',
'serial' : '',
'credentialed' : True
})
for vuln in tree.xpath("//VULN"):
if self.main_app.main_window:
QtGui.QGuiApplication.processEvents()
rmf = ""
ap = ""
cci = str(next(iter(vuln.xpath("*[./VULN_ATTRIBUTE='CCI_REF']/ATTRIBUTE_DATA/text()")), ''))
if cci != '' and self.scar_data.get('data_mapping') is not None:
for rmf_cci in self.scar_data.get('data_mapping')['rmf_cci']:
if rmf_cci['cci'] == cci:
rmf = rmf_cci['control']
if cci in self.scar_data.get('data_mapping')['ap_mapping']:
ap = self.scar_data.get('data_mapping')['ap_mapping'][cci]
rule_id = next(iter(vuln.xpath("*[./VULN_ATTRIBUTE='Rule_ID']/ATTRIBUTE_DATA/text()")), '')
status = Utils.status( next(iter(vuln.xpath("./STATUS/text()")), ''), 'ABBREV')
sf.add_requirement(
ScanRequirement({
'vuln_id' : next(iter(vuln.xpath("*[./VULN_ATTRIBUTE='Vuln_Num']/ATTRIBUTE_DATA/text()")), ''),
'rule_id' : rule_id,
'grp_id' : next(iter(vuln.xpath("*[./VULN_ATTRIBUTE='Group_Title']/ATTRIBUTE_DATA/text()")), ''),
'plugin_id' : '',
'rule_ver' : next(iter(vuln.xpath("*[./VULN_ATTRIBUTE='Rule_Ver']/ATTRIBUTE_DATA/text()")), ''),
'cci' : next(iter(vuln.xpath("*[./VULN_ATTRIBUTE='CCI_REF']/ATTRIBUTE_DATA/text()")), ''),
'check_id' : '',
'fix_id' : '',
'req_title' : next(iter(vuln.xpath("*[./VULN_ATTRIBUTE='Rule_Title']/ATTRIBUTE_DATA/text()")), ''),
'severity' : Utils.risk_val(
str(next(iter(vuln.xpath("*[./VULN_ATTRIBUTE='Severity']/ATTRIBUTE_DATA/text()")), '')),
'NUM'
),
'status' : status,
'finding_details': next(iter(vuln.xpath("./FINDING_DETAILS/text()")), ''),
'comments' : next(iter(vuln.xpath("./COMMENTS/text()")), ''),
'mitigation' : '',
'description' : next(iter(vuln.xpath("*[./VULN_ATTRIBUTE='Vuln_Discuss']/ATTRIBUTE_DATA/text()")), ''),
'ia_controls' : next(iter(vuln.xpath("*[./VULN_ATTRIBUTE='IA_Controls']/ATTRIBUTE_DATA/text()")), ''),
'rmf_controls' : rmf,
'assessments' : ap,
'check_text' : next(iter(vuln.xpath("*[./VULN_ATTRIBUTE='Check_Content']/ATTRIBUTE_DATA/text()")), ''),
'solution' : next(iter(vuln.xpath("*[./VULN_ATTRIBUTE='Fix_Text']/ATTRIBUTE_DATA/text()")), ''),
'references' : next(iter(vuln.xpath("*[./VULN_ATTRIBUTE='STIGRef']/ATTRIBUTE_DATA/text()")), ''),
'resources' : next(iter(vuln.xpath("*[./VULN_ATTRIBUTE='Responsibility']/ATTRIBUTE_DATA/text()")), ''),
})
)
except Exception as e:
sf = None
logging.error('Error parsing scap file %s', filename)
logging.error(str(e))
print(filename)
print(repr(e))
return sf