CVE-2021-21879: Path Traversal
A directory traversal vulnerability exists in the Web Manager File Upload functionality of Lantronix PremierWave 2050 8.9.0.0R4. A specially-crafted HTTP request can lead to arbitrary file overwrite. An attacker can make an authenticated HTTP request to trigger this vulnerability.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2021-21879?
CVE-2021-21879 has been classified as a high-severity vulnerability due to its potential for arbitrary file overwrite.
How do I fix CVE-2021-21879?
To mitigate CVE-2021-21879, update the Lantronix PremierWave 2050 to the latest version that addresses this vulnerability.
What are the potential impacts of CVE-2021-21879?
CVE-2021-21879 can lead to unauthorized file modifications which may compromise the system's integrity and availability.
Is CVE-2021-21879 exploitable remotely?
Yes, CVE-2021-21879 can be exploited by an attacker through authenticated HTTP requests.
What software versions are affected by CVE-2021-21879?
CVE-2021-21879 specifically affects Lantronix PremierWave 2050 version 8.9.0.0-R4.