Critical severity9.1NVD Advisory· Published Dec 22, 2021· Updated Jun 17, 2026

CVE-2021-21874

Description

A specially-crafted HTTP request can lead to arbitrary command execution in DSA keypasswd parameter. An attacker can make an authenticated HTTP request to trigger this vulnerability.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Lantronix/Premierwave 2050 Firmware
cpe:2.3:o:lantronix:premierwave_2050_firmware:8.9.0.0:r4:*:*:*:*:*:*
DSA/DSA keypasswd parameterdescription
Talos Intelligence/DSA keypasswd parameterllm-create

Patches

Vulnerability mechanics

References

talosintelligence.com/vulnerability_reports/TALOS-2021-1314nvdExploitThird Party Advisory

News mentions

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cvss	0.591
epss	0.002
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000