CVE-2021-21881

CVE Enrichment

CVSS: 9.9 CRITICAL
EPSS: 36.23%
EPSS Percentile: 98.45%
CISA KEV: Not listed

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.

Technical Details

CVSS Version: 3.1
CNA / NVD Source: talos-cna@cisco.com
Published: 23-Dec-2021 02:15
Last Modified: 17-Jun-2026 10:36
EPSS Date: 2026-10-12
CWE: CWE-78

CVSS Vector


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

Affected Products / Versions

lantronix / premierwave_2050_firmware
Version / affected range: 8.9.0.0
cpe:2.3:o:lantronix:premierwave_2050_firmware:8.9.0.0:r4:*:*:*:*:*:*

References

af854a3a-2127-422b-91ae-364da2661108

Last enrichment sync: 13-Oct-2026 18:36
Sources: NVD · FIRST EPSS · CISA KEV
Latest successful provider update; providers refresh independently.

Reported Context (1)

CVE-2021-21881: WLANScanSSID Command Injection - Remotely Control IoT Device(s) Androxgh0st Uses UC San Diego-Linked Subdomain to Host C2 Logger, CloudSEK Reports

CVE (7)

Malware (1)

Threat Actors (1)

MITRE ATT&CK (4)

Vendors (1)

Products (8)

Tools (1)

Industries (1)

Countries (2)

Note: Related entities, including threat actors, malware, CVEs, MITRE ATT&CK techniques, vendors, products, tools, countries, and industries, are shown when they appear in the same reporting. Their presence does not necessarily mean they were targeted, compromised, vulnerable, responsible for the activity, or directly involved in the incident.