#VU49342 Stack-based buffer overflow in CX-One - CVE-2020-27261
Published: January 8, 2021
Vulnerability identifier: #VU49342
Vulnerability risk: High
CVSSv4.0: 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-2020-27261
CWE-ID: CWE-121
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
CX-One
CX-One
Software vendor:
Omron
Omron
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when processing certain files. A remote unauthenticated attacker can trick the victim to open a specially crafted file, trigger stack-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Omron has released an updated version of CX-One to address the reported vulnerabilities. These releases are available through the CX-One auto-update service and are as follows:
- CX-Protocol Version 2.03
- CX-Server Version 5.0.29
- CX-Position Version 2.53