CRITICAL

CVE-2021-42071

CVSS v3

9.8

CRITICAL

EPSS Score

91.3%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

Description

In Visual Tools DVR VX16 4.2.28.0, an unauthenticated attacker can achieve remote command execution via shell metacharacters in the cgi-bin/slogin/login.py User-Agent HTTP header.

Technical details

Published
10/7/2021

Frequently asked questions

What is CVE-2021-42071?

In Visual Tools DVR VX16 4.2.28.0, an unauthenticated attacker can achieve remote command execution via shell metacharacters in the cgi-bin/slogin/login.py User-Agent HTTP header.

Is CVE-2021-42071 actively exploited?

Active exploitation of CVE-2021-42071 has not been confirmed. The EPSS score is 91.3%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-42071?

CVE-2021-42071 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2021-42071 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.