CVE-2021-47816

Thecus N4800Eco Nas Server Control Panel - Command Injection

Published Jan 16, 2026 CVSS 4.0 · 5.3 Medium EPSS 1.8% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Thecus n4800eco
CPEs cpe:2.3:h:thecus:n4800eco:n4800eco:*:*:*:*:*:*:*
Vendors & Products Thecus n4800eco
Type Values Removed Values Added
First Time appeared Thecus
Thecus n4800eco Nas Server Control Panel
Vendors & Products Thecus
Thecus n4800eco Nas Server Control Panel
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title Thecus N4800Eco Nas Server Control Panel - Command Injection
Weaknesses CWE-78
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Jul 28, 2026, 1:47 AM
Reserved
Jan 14, 2026, 5:11 PM
Status
Deferred
Published
Jan 16, 2026, 7:16 PM
Modified
Jun 17, 2026, 4:18 AM