CVE-2021-45382

CRITICALCISA KEV

9.8

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.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published2/17/2022

Last Modified11/10/2025

Sourcekev

Honeypot Sightings0

CISA KEV

VendorD-Link

ProductMultiple Routers

Vulnerability NameD-Link Multiple Routers Remote Code Execution Vulnerability

KEV Date Added2022-04-04

Remediation Due Date2022-04-25

Ransomware UseUnknown

Affected Products

dlink:dir-810ldlink:dir-810l_firmwaredlink:dir-820ldlink:dir-820l_firmwaredlink:dir-820lwdlink:dir-820lw_firmwaredlink:dir-826ldlink:dir-826l_firmwaredlink:dir-830ldlink:dir-830l_firmwaredlink:dir-836ldlink:dir-836l_firmware

Weaknesses (CWE)

CWE-78CWE-78

References

https://github.com/doudoudedi/D-LINK_Command_Injection1/blob/main/D-LINK_Command_injection.md(cve@mitre.org)

https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10264(cve@mitre.org)

https://github.com/doudoudedi/D-LINK_Command_Injection1/blob/main/D-LINK_Command_injection.md(af854a3a-2127-422b-91ae-364da2661108)

https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10264(af854a3a-2127-422b-91ae-364da2661108)

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-45382(134c704f-9b21-4f2e-91b3-4a467353bcc0)

IOC Correlations

No correlations recorded

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