VulnerabilityModified
CVE-2021-30063
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.
HIGH 7.5EPSS 1.00%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.00%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 1.00% probability · 61th percentile
- CISA KEV
- Not listed
- Affected
- belden/tofino xenon security appliance firmware · belden/tofino argon fa-tsa-220-tx\/mm firmware · belden/tofino argon fa-tsa-220-tx\/tx firmware · belden/tofino argon fa-tsa-220-mm\/tx firmware · belden/tofino argon fa-tsa-220-mm\/mm firmware · belden/tofino argon fa-tsa-100-tx\/tx firmware · belden/eagle 20 tofino 943 987-505-mm\/mm firmware · belden/eagle 20 tofino 943 987-504-mm\/tx firmware · belden/eagle 20 tofino 943 987-502 -tx\/mm firmware · belden/eagle 20 tofino 943 987-501-tx\/tx firmware · schneider-electric/tcsefm0000 firmware
- Source
- cve@mitre.org
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
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.