CVE-2021-21892

critical · 9.9

A stack-based buffer overflow vulnerability exists in the Web Manager FsUnmount functionality of Lantronix PremierWave 2050 8.9.0.0R4 (in QEMU). A specially crafted HTTP request can lead to remote code execution. An attacker can make an authenticated HTTP request to trigger this vulnerability.

9.9

CVSS

30.4%

EPSS (exploit prob.)

98th

EPSS percentile

2021-12-22

Published

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

Weaknesses

CWE-121CWE-787

Affected products

Vendor	Product	Affected versions
lantronix	premierwave_2050_firmware	8.9.0.0
lantronix	premierwave_2050	all versions

Check a specific version with /api/v1/cve/match.

References

https://talosintelligence.com/vulnerability_reports/TALOS-2021-1335
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1335

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2021-21892