PT-2021-14816 · Lantronix · Lantronix Premierwave 2050

Matt Wiseman · Published 2021-12-22 · Updated 2022-04-28 · CVE-2021-21885

Positive Technologies (AI Summary)

CVSS v3.1

7.2

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Lantronix PremierWave 2050 version 8.9.0.0R4

Description A directory traversal issue exists in the Web Manager FsMove functionality. This can be triggered by a specially crafted HTTP request, potentially leading to local file inclusion. An attacker must make an authenticated HTTP request to exploit this issue.

Recommendations For Lantronix PremierWave 2050 version 8.9.0.0R4, consider restricting access to the Web Manager FsMove functionality until a fix is available. As a temporary workaround, limit the ability to make authenticated HTTP requests to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Path traversal

Weakness Enumeration

CWE-22

Related Identifiers

CVE-2021-21885

Affected Products

Lantronix Premierwave 2050

References · 3

• 🔥 https://talosintelligence.com/vulnerability_reports/TALOS-2021-1329 · Exploit
• https://osv.dev/vulnerability/CVE-2021-21885 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-21885 · Security Note