CVE-2021-30063: High severity belden tofino xenon security appliance firmware vulnerability
On Schneider Electric ConneXium Tofino OPCLSM TCSEFM0000 before 03.23 and Belden Tofino Xenon Security Appliance, crafted OPC packets can cause an OPC enforcer denial of service.
Affected Software
Event History
Frequently Asked Questions
What is vulnerability CVE-2021-30063?
Vulnerability CVE-2021-30063 is a denial-of-service vulnerability that affects Schneider Electric ConneXium Tofino OPCLSM TCSEFM0000 and Belden Tofino Xenon Security Appliance.
What is the severity level of vulnerability CVE-2021-30063?
Vulnerability CVE-2021-30063 has a severity level of 7.5 (high).
Which software versions are affected by vulnerability CVE-2021-30063?
Vulnerability CVE-2021-30063 affects Schneider Electric ConneXium Tofino OPCLSM TCSEFM0000 versions before 03.23 and Belden Tofino Xenon Security Appliance firmware versions up to 03.2.03.
How does vulnerability CVE-2021-30063 manifest?
Vulnerability CVE-2021-30063 manifests as a denial-of-service condition caused by crafted OPC packets.
Are there any additional resources available for vulnerability CVE-2021-30063?
Yes, you can find more information about vulnerability CVE-2021-30063 at the following references: [Schneider Electric security advisory](https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2022-011-05) and [Belden support page](https://www.belden.com/support/security-assurance).