CRITICAL CISA KEV

CVE-2021-45382

CVSS v3

9.8

CRITICAL

EPSS Score

94.2%

exploit probability

CISA KEV

Yes

known exploited

Exploitation

—

SSVC status

Description

A Remote Command Execution (RCE) vulnerability exists in all series H/W revisions D-link DIR-810L, DIR-820L/LW, DIR-826L, DIR-830L, and DIR-836L routers via the DDNS function in ncc2 binary file. Note: DIR-810L, DIR-820L, DIR-830L, DIR-826L, DIR-836L, all hardware revisions, have reached their End of Life ("EOL") /End of Service Life ("EOS") Life-Cycle and as such this issue will not be patched.

CISA Known Exploited Vulnerability

Date Added
4/4/2022
Patch Due Date
4/25/2022
Ransomware Use
Unknown

Technical details

Published
2/17/2022

Frequently asked questions

What is CVE-2021-45382?

A Remote Command Execution (RCE) vulnerability exists in all series H/W revisions D-link DIR-810L, DIR-820L/LW, DIR-826L, DIR-830L, and DIR-836L routers via the DDNS function in ncc2 binary file. Note: DIR-810L, DIR-820L, DIR-830L, DIR-826L, DIR-836L, all hardware revisions, have reached their End of Life ("EOL") /End of Service Life ("EOS") Life-Cycle and as such this issue will not be patched.

Is CVE-2021-45382 actively exploited?

Yes. CVE-2021-45382 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 4/25/2022.

What is the CVSS score for CVE-2021-45382?

CVE-2021-45382 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2021-45382 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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