Vulnerability Description
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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Belden | Tofino Xenon Security Appliance Firmware | < 03.2.03 |
| Belden | Tofino Xenon Security Appliance | - |
| Belden | Tofino Argon Fa-Tsa-220-Tx\/Mm Firmware | - |
| Belden | Tofino Argon Fa-Tsa-220-Tx\/Mm | - |
| Belden | Tofino Argon Fa-Tsa-220-Tx\/Tx Firmware | - |
| Belden | Tofino Argon Fa-Tsa-220-Tx\/Tx | - |
| Belden | Tofino Argon Fa-Tsa-220-Mm\/Tx Firmware | - |
| Belden | Tofino Argon Fa-Tsa-220-Mm\/Tx | - |
| Belden | Tofino Argon Fa-Tsa-220-Mm\/Mm Firmware | - |
| Belden | Tofino Argon Fa-Tsa-220-Mm\/Mm | - |
| Belden | Tofino Argon Fa-Tsa-100-Tx\/Tx Firmware | - |
| Belden | Tofino Argon Fa-Tsa-100-Tx\/Tx | - |
| Belden | Eagle 20 Tofino 943 987-505-Mm\/Mm Firmware | - |
| Belden | Eagle 20 Tofino 943 987-505-Mm\/Mm | - |
| Belden | Eagle 20 Tofino 943 987-504-Mm\/Tx Firmware | - |
| Belden | Eagle 20 Tofino 943 987-504-Mm\/Tx | - |
| Belden | Eagle 20 Tofino 943 987-502 -Tx\/Mm Firmware | - |
| Belden | Eagle 20 Tofino 943 987-502 -Tx\/Mm | - |
| Belden | Eagle 20 Tofino 943 987-501-Tx\/Tx Firmware | - |
| Belden | Eagle 20 Tofino 943 987-501-Tx\/Tx | - |
References
- https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2022-011-05Vendor Advisory
- https://www.belden.com/support/security-assuranceVendor Advisory
- https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2022-011-05Vendor Advisory
- https://www.belden.com/support/security-assuranceVendor Advisory
FAQ
What is CVE-2021-30063?
CVE-2021-30063 is a vulnerability with a CVSS score of 7.5 (HIGH). 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.
How severe is CVE-2021-30063?
CVE-2021-30063 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-30063?
Check the references section above for vendor advisories and patch information. Affected products include: Belden Tofino Xenon Security Appliance Firmware, Belden Tofino Xenon Security Appliance, Belden Tofino Argon Fa-Tsa-220-Tx\/Mm Firmware, Belden Tofino Argon Fa-Tsa-220-Tx\/Mm, Belden Tofino Argon Fa-Tsa-220-Tx\/Tx Firmware.