mirror of
https://github.com/adulau/git-vuln-finder.git
synced 2024-11-24 19:17:08 +00:00
Alexandre Dulaunoy
2333b32849
Finding potential software vulnerabilities from git commit messages. First release based on a set of regexp patterns (to be improved).
88 lines
3.6 KiB
Python
88 lines
3.6 KiB
Python
#!/usr/bin/env python3
|
||
# -*- coding: utf-8 -*-
|
||
#
|
||
# Finding potential software vulnerabilities from git commit messages
|
||
#
|
||
# Software is free software released under the "GNU Affero General Public License v3.0"
|
||
#
|
||
# This software is part of cve-search.org
|
||
#
|
||
# Copyright (c) 2019 Alexandre Dulaunoy - a@foo.be
|
||
|
||
|
||
import re
|
||
import git
|
||
import json
|
||
import sys
|
||
import argparse
|
||
|
||
parser = argparse.ArgumentParser(description = "Finding potential software vulnerabilities from git commit messages.", epilog = "More info: https://github.com/cve-search/git-vuln-finder")
|
||
parser.add_argument("-v", help="increase output verbosity", action="store_true")
|
||
parser.add_argument("-r", type=str, help="git repository to analyse")
|
||
parser.add_argument("-o", type=str, help="Output format: [json]", default="json")
|
||
args = parser.parse_args()
|
||
|
||
vulnpatterns = re.compile("(?i)(denial.o f .service |\bXX E\b|remote.code.execution|\bopen.redirect|OSVDB|\bvuln|\bCVE\b |\bXSS\b|\bReDoS\b|\bNVD\b|malicious|x − f rame − options|attack|cross.site |exploit|malicious|directory. traversal |\bRCE\b|\bdos\b|\bXSRF \b|\bXSS\b|clickjack|session.fixation|hijack|\badvisory|\binsecure |security |\bcross − oriдin\b|unauthori[z|s]ed |in finite.loop)")
|
||
|
||
if not args.r:
|
||
parser.print_usage()
|
||
parser.exit()
|
||
else:
|
||
repo = git.Repo(args.r)
|
||
|
||
|
||
found = 0
|
||
potential_vulnerabilities = {}
|
||
|
||
|
||
def find_vuln(commit):
|
||
m = vulnpatterns.search(commit.message)
|
||
if m:
|
||
if args.v:
|
||
print("Match found: {}".format(m.group(0)), file=sys.stderr)
|
||
print(commit.message, file=sys.stderr)
|
||
print("---", file=sys.stderr)
|
||
ret = {}
|
||
ret['commit'] = commit
|
||
ret['match'] = m.group(1)
|
||
return ret
|
||
else:
|
||
# print(commit.message)
|
||
return None
|
||
# print("Nothing match")
|
||
|
||
|
||
repo_heads = repo.heads
|
||
repo_heads_names = [h.name for h in repo_heads]
|
||
print(repo_heads_names, file=sys.stderr)
|
||
|
||
|
||
for branch in repo_heads_names:
|
||
commits = list(repo.iter_commits(branch))
|
||
|
||
for commit in commits:
|
||
ret = find_vuln(commit)
|
||
if ret:
|
||
#print("Vulnerability found: {}".format(ret))
|
||
#print(ret.hexsha)
|
||
rcommit = ret['commit']
|
||
# Deduplication of commits on different branches
|
||
if rcommit.hexsha in potential_vulnerabilities:
|
||
potential_vulnerabilities[rcommit.hexsha]['branches'].append(branch)
|
||
else:
|
||
potential_vulnerabilities[rcommit.hexsha] = {}
|
||
potential_vulnerabilities[rcommit.hexsha]['message'] = rcommit.message
|
||
potential_vulnerabilities[rcommit.hexsha]['commit-id'] = rcommit.hexsha
|
||
potential_vulnerabilities[rcommit.hexsha]['summary'] = rcommit.summary
|
||
potential_vulnerabilities[rcommit.hexsha]['stats'] = rcommit.stats.total
|
||
potential_vulnerabilities[rcommit.hexsha]['author'] = rcommit.author.name
|
||
potential_vulnerabilities[rcommit.hexsha]['author-email'] = rcommit.author.email
|
||
potential_vulnerabilities[rcommit.hexsha]['authored_date'] = rcommit.authored_date
|
||
potential_vulnerabilities[rcommit.hexsha]['committed_date'] = rcommit.committed_date
|
||
potential_vulnerabilities[rcommit.hexsha]['branches'] = []
|
||
potential_vulnerabilities[rcommit.hexsha]['branches'].append(branch)
|
||
potential_vulnerabilities[rcommit.hexsha]['pattern-matches'] = ret['match']
|
||
found += 1
|
||
|
||
print(json.dumps(potential_vulnerabilities))
|
||
print("Total potential vulnerability found in {} commit(s)".format(found), file=sys.stderr)
|