What’s Vulnerable › Vulnerabilities

CVE-2021-21878

• Severity: medium (CVSS 4.9 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-12-22 · updated 2026-06-17
• Weakness: CWE-668

Description

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.

Affected products

• LANTRONIX Premierwave 2050 Firmware: 8.9.0.0-r4

References

• https://talosintelligence.com/vulnerability_reports/TALOS-2021-1322
• https://talosintelligence.com/vulnerability_reports/TALOS-2021-1322

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