misp-modules/misp_modules/modules/expansion/cve.py

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import json
import requests
misperrors = {'error': 'Error'}
mispattributes = {'input': ['vulnerability'], 'output': ['text']}
moduleinfo = {'version': '0.3', 'author': 'Alexandre Dulaunoy', 'description': 'An expansion hover module to expand information about CVE id.', 'module-type': ['hover']}
moduleconfig = ["custom_API"]
cveapi_url = 'https://cve.circl.lu/api/cve/'
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def check_url(url):
return "{}/".format(url) if not url.endswith('/') else url
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def handler(q=False):
if q is False:
return False
request = json.loads(q)
if not request.get('vulnerability'):
misperrors['error'] = 'Vulnerability id missing'
return misperrors
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api_url = check_url(request['config']['custom_API']) if request.get('config') and request['config'].get('custom_API') else cveapi_url
r = requests.get("{}{}".format(api_url, request.get('vulnerability')))
if r.status_code == 200:
vulnerability = json.loads(r.text)
if vulnerability:
if vulnerability.get('summary'):
summary = vulnerability['summary']
else:
summary = 'Non existing CVE'
else:
misperrors['error'] = 'API not accessible'
return misperrors['error']
r = {'results': [{'types': mispattributes['output'], 'values': summary}]}
return r
def introspection():
return mispattributes
def version():
moduleinfo['config'] = moduleconfig
return moduleinfo