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cve: update and clean module, following NIST website changes

This commit is contained in:
nemunaire 2017-07-21 07:26:00 +02:00
parent f633a3effe
commit aad777058e
1 changed files with 37 additions and 10 deletions
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47
modules/cve.py
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@ -10,7 +10,7 @@ from nemubot.tools.web import getURLContent, striphtml
from more import Response
BASEURL_NIST = 'https://web.nvd.nist.gov/view/vuln/detail?vulnId='
BASEURL_NIST = 'https://nvd.nist.gov/vuln/detail/'
# MODULE CORE #########################################################
@ -19,15 +19,40 @@ def get_cve(cve_id):
search_url = BASEURL_NIST + quote(cve_id.upper())
soup = BeautifulSoup(getURLContent(search_url))
vuln = soup.body.find(class_="vuln-detail")
cvss = vuln.findAll('div')[4]
return [
"Base score: " + cvss.findAll('div')[0].findAll('a')[0].text.strip(),
vuln.findAll('p')[0].text, # description
striphtml(vuln.findAll('div')[0].text).strip(), # publication date
striphtml(vuln.findAll('div')[1].text).strip(), # last revised
]
return {
"description": soup.body.find(attrs={"data-testid":"vuln-description"}).text.strip(),
"published": soup.body.find(attrs={"data-testid":"vuln-published-on"}).text.strip(),
"last_modified": soup.body.find(attrs={"data-testid":"vuln-last-modified-on"}).text.strip(),
"source": soup.body.find(attrs={"data-testid":"vuln-source"}).text.strip(),
"base_score": float(soup.body.find(attrs={"data-testid":"vuln-cvssv3-base-score-link"}).text.strip()),
"severity": soup.body.find(attrs={"data-testid":"vuln-cvssv3-base-score-severity"}).text.strip(),
"impact_score": float(soup.body.find(attrs={"data-testid":"vuln-cvssv3-impact-score"}).text.strip()),
"exploitability_score": float(soup.body.find(attrs={"data-testid":"vuln-cvssv3-exploitability-score"}).text.strip()),
"av": soup.body.find(attrs={"data-testid":"vuln-cvssv3-av"}).text.strip(),
"ac": soup.body.find(attrs={"data-testid":"vuln-cvssv3-ac"}).text.strip(),
"pr": soup.body.find(attrs={"data-testid":"vuln-cvssv3-pr"}).text.strip(),
"ui": soup.body.find(attrs={"data-testid":"vuln-cvssv3-ui"}).text.strip(),
"s": soup.body.find(attrs={"data-testid":"vuln-cvssv3-s"}).text.strip(),
"c": soup.body.find(attrs={"data-testid":"vuln-cvssv3-c"}).text.strip(),
"i": soup.body.find(attrs={"data-testid":"vuln-cvssv3-i"}).text.strip(),
"a": soup.body.find(attrs={"data-testid":"vuln-cvssv3-a"}).text.strip(),
}
def display_metrics(av, ac, pr, ui, s, c, i, a, **kwargs):
ret = []
if av != "None": ret.append("Attack Vector: \x02%s\x0F" % av)
if ac != "None": ret.append("Attack Complexity: \x02%s\x0F" % ac)
if pr != "None": ret.append("Privileges Required: \x02%s\x0F" % pr)
if ui != "None": ret.append("User Interaction: \x02%s\x0F" % ui)
if s != "Unchanged": ret.append("Scope: \x02%s\x0F" % s)
if c != "None": ret.append("Confidentiality: \x02%s\x0F" % c)
if i != "None": ret.append("Integrity: \x02%s\x0F" % i)
if a != "None": ret.append("Availability: \x02%s\x0F" % a)
return ', '.join(ret)
# MODULE INTERFACE ####################################################
@ -42,6 +67,8 @@ def get_cve_desc(msg):
if cve_id[:3].lower() != 'cve':
cve_id = 'cve-' + cve_id
res.append_message(get_cve(cve_id))
cve = get_cve(cve_id)
metrics = display_metrics(**cve)
res.append_message("{cveid}: Base score: \x02{base_score} {severity}\x0F (impact: \x02{impact_score}\x0F, exploitability: \x02{exploitability_score}\x0F; {metrics}), from \x02{source}\x0F, last modified on \x02{last_modified}\x0F. {description}".format(cveid=cve_id, metrics=metrics, **cve))
return res