CVSS 3.1
7.5 highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HCVE-2021-30063
High (7.5). EPSS 1.0% chance of exploitation in the next 30 days.
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.
Severity
- EPSS
- 1.0% chance of exploitation in the next 30 days; higher than 62% of CVEs (scores of 2026-10-31)
- Published
- Modified
- Record from
- the NVD, synced
Affected
- 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
- schneider-electric:tcsefm0000_firmware