CRITICAL

CVE-2021-45738

CVSS v3

9.8

CRITICAL

EPSS Score

25.8%

exploit probability

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

TOTOLINK X5000R v9.1.0u.6118_B20201102 was discovered to contain a command injection vulnerability in the function UploadFirmwareFile. This vulnerability allows attackers to execute arbitrary commands via the parameter FileName.

Technical details

Published
2/4/2022

Frequently asked questions

What is CVE-2021-45738?

TOTOLINK X5000R v9.1.0u.6118_B20201102 was discovered to contain a command injection vulnerability in the function UploadFirmwareFile. This vulnerability allows attackers to execute arbitrary commands via the parameter FileName.

Is CVE-2021-45738 actively exploited?

Active exploitation of CVE-2021-45738 has not been confirmed. The EPSS score is 25.8%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-45738?

CVE-2021-45738 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2021-45738 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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