CRITICAL

CVE-2021-45742

CVSS v3

9.8

CRITICAL

EPSS Score

18.7%

exploit probability

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

TOTOLINK A720R v4.1.5cu.470_B20200911 was discovered to contain a command injection vulnerability in the "Main" function. This vulnerability allows attackers to execute arbitrary commands via the QUERY_STRING parameter.

Technical details

Published
2/4/2022

Frequently asked questions

What is CVE-2021-45742?

TOTOLINK A720R v4.1.5cu.470_B20200911 was discovered to contain a command injection vulnerability in the "Main" function. This vulnerability allows attackers to execute arbitrary commands via the QUERY_STRING parameter.

Is CVE-2021-45742 actively exploited?

Active exploitation of CVE-2021-45742 has not been confirmed. The EPSS score is 18.7%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-45742?

CVE-2021-45742 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2021-45742 affecting your environment?

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

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