github-cve-monitor/github_cve_monitor.py

#!/usr/bin/python3
# -*- coding:utf-8 -*-
# @Author : yhy

# 每3分钟检测一次github是否有新的cve漏洞提交记录，若有则通过server酱和钉钉机器人推送（二者配置一个即可）
# 建议使用screen命令运行在自己的linux vps后台上，就可以愉快的接收各种cve了

# https://my.oschina.net/u/4581868/blog/4380482
# https://github.com/kiang70/Github-Monitor

import requests, time
import dingtalkchatbot.chatbot as cb
import datetime
import hashlib
from lxml import etree


# 抓取本年cve
def getNews():
    try:
        # 抓取本年的
        year = datetime.datetime.now().year
        api = "https://api.github.com/search/repositories?q=CVE-{}&sort=updated".format(year)
        json_str = requests.get(api).json()
        cve_total_count = json_str['total_count']
        cve_description = json_str['items'][0]['description']     
        cve_url = json_str['items'][0]['html_url']
        return cve_total_count, cve_description, cve_url

    except Exception as e:
        print(e, "github链接不通")
        return '', '', ''

# 通过 pushed_at 检查工具是否更新
def get_pushed_at_time(tools_list):
    total_list = []
    for url in tools_list:
        pushed_at = requests.get(url).json()['pushed_at']
        total_list.append(pushed_at)

    return total_list

def get_update_log(url):
    # 考虑到有的工具没有 releases, 则通过 commits 记录获取更新描述
    
    # 判断是否有 releases 记录
    json_str = requests.get(url + '/releases').json()
    if len(json_str) != 0:
        update_log = json_str[0]['body']
        download_url = json_str[0]['html_url']
        return update_log, download_url
    else:
        json_str = requests.get(url + '/releases').json()
        update_log = json_str[0]['commit']['message']
        return update_log, ''


# 创建md5对象
def nmd5(str):
    m = hashlib.md5()
    b = str.encode(encoding='utf-8')
    m.update(b)
    str_md5 = m.hexdigest()
    return  str_md5

# 有道翻译
def translate(word):
    headerstr = 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.114 Safari/537.36'
    bv = nmd5(headerstr)
    lts = str(round(time.time()*1000))
    salt = lts + '90'

    # 如果翻译失败，{'errorCode': 50}  请查看 fanyi.min.js: https://shared.ydstatic.com/fanyi/newweb/v1.1.7/scripts/newweb/fanyi.min.js
    # 搜索 fanyideskweb   sign: n.md5("fanyideskweb" + e + i + "Y2FYu%TNSbMCxc3t2u^XT")  ，Y2FYu%TNSbMCxc3t2u^XT是否改变，替换即可
    strexample = 'fanyideskweb' + word + salt + 'Y2FYu%TNSbMCxc3t2u^XT'   
    sign = nmd5(strexample)

    data = {
        'i': word,
        'from': 'AUTO',
        'to': 'AUTO',
        'smartresult': 'dict',
        'client': 'fanyideskweb',
        'salt':salt,
        'sign':sign,
        'lts': lts,
        'bv': bv,
        'doctype': 'json',
        'version': '2.1',
        'keyfrom': 'fanyi.web',
        'action': 'FY_BY_CLICKBUTTION',
    }
    url='http://fanyi.youdao.com/translate_o?smartresult=dict&smartresult=rule'

    header={
        'User-Agent':'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.114 Safari/537.36',
        'Referer':'http://fanyi.youdao.com/',
        'Origin': 'http://fanyi.youdao.com',
        'Content-Type':'application/x-www-form-urlencoded; charset=UTF-8',
        'X-Requested-With':'XMLHttpRequest',
        'Accept':'application/json, text/javascript, */*; q=0.01',
        'Accept-Encoding':'gzip, deflate',
        'Accept-Language':'zh-CN,zh;q=0.9',
        'Connection': 'keep-alive',
        'Host': 'fanyi.youdao.com',
        'cookie':'_ntes_nnid=937f1c788f1e087cf91d616319dc536a,1564395185984; OUTFOX_SEARCH_USER_ID_NCOO=; OUTFOX_SEARCH_USER_ID=-10218418@11.136.67.24; JSESSIONID=; ___rl__test__cookies=1'
    }

    res = requests.post(url=url, data=data, headers=header)
    result_dict = res.json()

    result = ""
    for json_str in result_dict['translateResult'][0]:
        tgt = json_str['tgt']
        result += tgt
    return result


# 钉钉
def dingding(text, msg):
    # 将此处换为钉钉机器人的api
    webhook = 'xxxxx'
    ding = cb.DingtalkChatbot(webhook)
    ding.send_text(msg = '{}\r\n{}'.format(text, msg), is_at_all=False)

# server酱  http://sc.ftqq.com/?c=code
def server(text, msg):
    # 将 xxxx 换成自己的server SCKEY
    uri = 'https://sc.ftqq.com/xxxx.send?text={}&desp={}'.format(text, msg)
    requests.get(uri)

# 添加Telegram Bot推送支持
def tgbot(text,msg):
    import telegram
    # Your Telegram Bot Token
    bot = telegram.Bot(token='123456:aaa-sdasdsa')
    group_id='Your Group ID'
    bot.send_message(chat_id=group_id,text='{}\r\n{}'.format(text,msg))


# 通过检查name 和 description 中是否存在test字样，排除test
def regular(req):
    cve_name = req['items'][0]['name']
    cve_description = req['items'][0]['description'] 
    if cve_name.lower().find('test') == -1 and cve_description.lower().find('test') == -1:
        return True
    return False


# 根据cve 名字，获取描述，并翻译
def get_cve_des_zh(cve):
    query_cve_url = "https://cve.mitre.org/cgi-bin/cvename.cgi?name=" + cve
    response = requests.get(query_cve_url)
    html = etree.HTML(response.text)
    des = html.xpath('//*[@id="GeneratedTable"]/table//tr[4]/td/text()')[0].strip()
    return translate(des)

def sendNews(tools_list):
    while True:
        try:
            print("cve 和 github 发布工具 监控中 ...")
            # 抓取本年的cve 
            year = datetime.datetime.now().year
            api = "https://api.github.com/search/repositories?q=CVE-{}&sort=updated".format(year)
            # 请求API
            req = requests.get(api).json()
            total_count = req['total_count']

            # 通过 pushed_at 检查工具是否更新
            time_list1 = get_pushed_at_time(tools_list)

            # 监控时间间隔3分钟
            time.sleep(180)

            time_list2 = get_pushed_at_time(tools_list)

            for i in range(len(tools_list)):
                # 两次时间不相等，则代表工具更新
                if time_list1[i] != time_list2[i]:
                    update_log, download_url = get_update_log(tools_list[i])
                    tools_name = tools_list[i].split('/')[-1]
                    text = r'** ' + tools_name + r' ** 工具更新啦!'
                    # body = ''
                    if download_url != '':
                        body = "工具名称：" + tools_name + "\r\n" + "工具下载地址：" + download_url + "\r\n" + "工具更新日志：" + update_log
                    else:
                        body = "工具名称：" + "\r\n" + "工具更新日志：" + update_log
                    # 三选一即可，没配置的 注释或者删掉
                    # server(text, body)
                    dingding(text, body)
                    # tgbot(text,body)
                    print(body)

            # 检查name 和 description 中是否存在test字样 和 是否更新
            if regular(req) and total_count != getNews()[0]:
                # 推送正文内容
                # 推送标题
                text = r'有新的CVE送达！'
                # 获取 cve 名字 ，根据cve 名字，获取描述，并翻译
                cve_zh = get_cve_des_zh(req['items'][0]['name'])     
                msg = "CVE编号："+ str(getNews()[1]) + "\r\n"+"Github地址："+ str(getNews()[2]) + "\r\n" + "CVE描述："+ cve_zh
                
                # 三选一即可，没配置的 注释或者删掉
                # server(text, msg)
                dingding(text, msg)
                # tgbot(text,msg)
                print(msg)
        except Exception as e:
            print("Program runing error:{}".format(e))


if __name__ == '__main__':
    tools_list = [
        "https://api.github.com/repos/BeichenDream/Godzilla",
        "https://api.github.com/repos/rebeyond/Behinder",
        "https://api.github.com/repos/AntSwordProject/antSword",
        "https://api.github.com/repos/j1anFen/shiro_attack",
        "https://api.github.com/repos/yhy0/ExpDemo-JavaFX",
        "https://api.github.com/repos/yhy0/github-cve-monitor",
        "https://api.github.com/repos/gentilkiwi/mimikatz",
        "https://api.github.com/repos/ehang-io/nps",
        "https://api.github.com/repos/chaitin/xray",
        "https://api.github.com/repos/FunnyWolf/pystinger",
        "https://api.github.com/repos/L-codes/Neo-reGeorg",
        "https://api.github.com/repos/shadow1ng/fscan", 
    ]
    sendNews(tools_list)