CVE

CVE-2021-21881

9.9

CVSScritical

Exploitable remotely over the internet · low-privilege account sufficient.

Description

An OS command injection vulnerability exists in the Web Manager Wireless Network Scanner functionality of Lantronix PremierWave 2050 8.9.0.0R4. A specially-crafted HTTP request can lead to command execution. An attacker can make an authenticated HTTP request to trigger this vulnerability.

Attack Vector

Network

Privileges Req.

Low

User Interaction

None

lantronix

Updated Oct 24, 2026View on NVD →

S4E scanner

criticalProduct Based Web Vulnerabilities~10 seconds

CVE-2021-21881 Scanner

CVE-2021-21881 scanner - OS Command Injection vulnerability in Lantronix PremierWave

Used 3.1k times · 3.4k assets checked · domain, ipv4, subdomain

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