CVE-2021-21884

9.1 criticalEPSS 5.3%

Critical (9.1) in lantronix premierwave 2050 firmware. EPSS 5.3% chance of exploitation in the next 30 days.

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

Severity

CVSS 3.1

9.1 critical

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

EPSS: 5.3% chance of exploitation in the next 30 days; higher than 92% of CVEs (scores of 2026-10-31)
CWE: CWE-78
Published: 2021-12-22
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

lantronix:premierwave_2050_firmware

References

https://talosintelligence.com/vulnerability_reports/TALOS-2021-1328
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1328

Check your stack JSON