Arbitrary file upload in WebAccess/NMS - CVE-2020-10621

 

Arbitrary file upload in WebAccess/NMS - CVE-2020-10621

Published: April 8, 2020


Vulnerability identifier: #VU26706
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2020-10621
CWE-ID: CWE-434
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Advantech Co., Ltd
Affected software:
WebAccess/NMS

Detailed vulnerability description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to insufficient validation of files during file upload. A remote attacker can upload and execute arbitrary file on the server.


How to mitigate CVE-2020-10621

Install updates from vendor's website.

Sources