Path traversal in Connected Components Workbench - CVE-2021-27471

 

Path traversal in Connected Components Workbench - CVE-2021-27471

Published: May 14, 2021


Vulnerability identifier: #VU53242
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2021-27471
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Rockwell Automation
Affected software:
Connected Components Workbench

Detailed vulnerability 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 attacker can send a specially crafted HTTP request and overwrite arbitrary files on the system.


How to mitigate CVE-2021-27471

Install update from vendor's website.

Sources