#VU52299 Path traversal in C-Bus Toolkit - CVE-2021-22720
Published: April 16, 2021
Vulnerability identifier: #VU52299
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2021-22720
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
C-Bus Toolkit
C-Bus Toolkit
Software vendor:
Schneider Electric
Schneider Electric
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. A remote authenticated attacker can send a specially crafted HTTP request and read arbitrary files on the system, leading to remote code execution when restoring a project..
Remediation
Install update from vendor's website.