Deserialization of Untrusted Data in Connected Components Workbench - CVE-2021-27475

 

Deserialization of Untrusted Data in Connected Components Workbench - CVE-2021-27475

Published: May 14, 2021


Vulnerability identifier: #VU53241
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2021-27475
CWE-ID: CWE-502
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 execute arbitrary code on the target system.

The vulnerability exists due to insecure input validation when processing serialized data. A remote attacker can trick a victim to open a specially crafted serialized object and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


How to mitigate CVE-2021-27475

Install updates from vendor's website.

Sources