HIGH

CVE-2021-31630

CVSS v3

8.8

HIGH

EPSS Score

86.8%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

Description

Command Injection in Open PLC Webserver v3 allows remote attackers to execute arbitrary code via the "Hardware Layer Code Box" component on the "/hardware" page of the application.

Technical details

Published
8/3/2021

Frequently asked questions

What is CVE-2021-31630?

Command Injection in Open PLC Webserver v3 allows remote attackers to execute arbitrary code via the "Hardware Layer Code Box" component on the "/hardware" page of the application.

Is CVE-2021-31630 actively exploited?

Active exploitation of CVE-2021-31630 has not been confirmed. The EPSS score is 86.8%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-31630?

CVE-2021-31630 has a CVSS v3 base score of 8.8 (HIGH severity).

Is CVE-2021-31630 affecting your environment?

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