CVSS v3
9.8
CRITICAL
EPSS Score
91.3%
exploit probability
CISA KEV
No
known exploited
Exploitation
—
SSVC status
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.
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.
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.
CVE-2021-42071 has a CVSS v3 base score of 9.8 (CRITICAL severity).
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Ranked by exploit probability (EPSS).