CVE-2021-30063

HIGH

Schneider Electric ConneXium Tofino OPCLSM TCSEFM0000 <3.23 - DoS

Title source: llm
STIX 2.1

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.

References (2)

Core 2
Core References
Vendor Advisory x_refsource_misc
https://www.belden.com/support/security-assurance

Scores

CVSS v3 7.5
EPSS 0.0007
EPSS Percentile 20.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

Status published
Products (11)
belden/eagle_20_tofino_943_987-501-tx\/tx_firmware
belden/eagle_20_tofino_943_987-502_-tx\/mm_firmware
belden/eagle_20_tofino_943_987-504-mm\/tx_firmware
belden/eagle_20_tofino_943_987-505-mm\/mm_firmware
belden/tofino_argon_fa-tsa-100-tx\/tx_firmware
belden/tofino_argon_fa-tsa-220-mm\/mm_firmware
belden/tofino_argon_fa-tsa-220-mm\/tx_firmware
belden/tofino_argon_fa-tsa-220-tx\/mm_firmware
belden/tofino_argon_fa-tsa-220-tx\/tx_firmware
belden/tofino_xenon_security_appliance_firmware < 03.2.03
... and 1 more
Published Apr 03, 2022
Tracked Since Feb 18, 2026