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CVE-2021-47816

HIGH

8.8

Description

Thecus N4800Eco NAS Server Control Panel contains a command injection vulnerability that allows authenticated attackers to execute arbitrary system commands through user management endpoints. Attackers can inject commands via username and batch user creation parameters to execute shell commands with administrative privileges.

CVE Details

CVSS v3.1 Score8.8

SeverityHIGH

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published1/16/2026

Last Modified1/26/2026

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-78

References

http://www.thecus.com/(disclosure@vulncheck.com)

http://www.thecus.com/product.php?PROD_ID=83(disclosure@vulncheck.com)

https://docs.unsafe-inline.com/0day/thecus-n4800eco-nas-server-control-panel-comand-injection(disclosure@vulncheck.com)

https://www.exploit-db.com/exploits/49926(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/thecus-neco-nas-server-control-panel-command-injection(disclosure@vulncheck.com)

IOC Correlations

No correlations recorded

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