CVE-2021-30063

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CVSS 3.1

7.5 high

EPSS

<1%p61

Published

Apr 3, 2022 (Apr 3, 2022)

Modified

Jun 17, 2026

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.

Vendors: belden schneider-electric
Products: tofino xenon security appliance firmware, tofino argon fa-tsa-220-tx\/mm firmware, tofino argon fa-tsa-220-tx\/tx firmware, tofino argon fa-tsa-220-mm\/tx firmware, tofino argon fa-tsa-220-mm\/mm firmware, tofino argon fa-tsa-100-tx\/tx firmware, eagle 20 tofino 943 987-505-mm\/mm firmware, eagle 20 tofino 943 987-504-mm\/tx firmware, eagle 20 tofino 943 987-502 -tx\/mm firmware, eagle 20 tofino 943 987-501-tx\/tx firmware, tcsefm0000 firmware
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (1.0%)

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