CVE-2021-21878

4.9 mediumEPSS 1.2%

Medium (4.9) in lantronix premierwave 2050 firmware. EPSS 1.2% chance of exploitation in the next 30 days.

A local file inclusion vulnerability exists in the Web Manager Applications and FsBrowse functionality of Lantronix PremierWave 2050 8.9.0.0R4. A specially-crafted series of HTTP requests can lead to local file inclusion. An attacker can make a series of authenticated HTTP requests to trigger this vulnerability.

Severity

CVSS 3.1

4.9 medium

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

EPSS: 1.2% chance of exploitation in the next 30 days; higher than 69% of CVEs (scores of 2026-10-31)
CWE: CWE-668
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-2021-1322
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1322

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