Path traversal in WebAccess/SCADA - CVE-2020-13550

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Main Vulnerability Database Vulnerabilities #VU50742

Path traversal in WebAccess/SCADA - CVE-2020-13550

Published: February 17, 2021


Vulnerability identifier: #VU50742
CSH Severity: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2020-13550
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
WebAccess/SCADA
Software vendor:
Advantech Co., Ltd

Description

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences within the installation functionality. A remote authenticated attacker can send a specially crafted HTTP request and read arbitrary files on the system.


Remediation

Install update from vendor's website.

External links