CVE-2021-21880

A directory traversal vulnerability exists in the Web Manager FsCopyFile functionality of Lantronix PremierWave 2050 8.9.0.0R4. A specially-crafted HTTP request can lead to local file inclusion. An attacker can make an authenticated HTTP request to trigger this vulnerability.

CVSS v3.1

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

CVSS v3.0

7.2 HIGHCVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0

6.5 MEDIUMAV:N/AC:L/Au:S/C:P/I:P/A:P

EPSS

2.39% chance of exploitation in the next 30 days, 83th percentile

Published

2021-12-22

Updated

2024-08-03

Proof-of-concept exploits (1)

• https://talosintelligence.com/vulnerability_reports/TALOS-2021-1324

References

• CVE Record
• NVD entry

Related

• CVE-2021-21879
• CVE-2021-21881
• CVE-2021-21878
• CVE-2021-21882
• CVE-2021-21877
• CVE-2021-21883