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Festo: Multiple vulnerabilities in Ethernet/IP Stack of SBRD-Q/SBOC-Q/SBOI-Q

VDE-2021-045
Last update
26.08.2025 12:00
Published at
22.09.2021 13:13
Vendor(s)
Festo SE & Co. KG
External ID
FSA-202101
CSAF Document
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Summary

The affected product families are cameras SBOC/SBOI and the Controller SBRD. The vulnerabilities are located within the Ethernet IP Stack from EIPStackGroup OpENer Ethernet/IP.

Impact

Please consult the CVEs listed above and ICSA-21-105-02.

Affected Product(s)

Model no. Product name Affected versions
SBOC-Q-R1B SBOC-Q-R1B Firmware vers:all/*
SBOC-Q-R1B-S1 SBOC-Q-R1B-S1 Firmware vers:all/*
SBOC-Q-R1C SBOC-Q-R1C Firmware vers:all/*
SBOC-Q-R1C-S1 SBOC-Q-R1C-S1 Firmware vers:all/*
SBOC-Q-R2B SBOC-Q-R2B Firmware vers:all/*
SBOC-Q-R2B-S1 SBOC-Q-R2B-S1 Firmware vers:all/*
SBOC-Q-R2C SBOC-Q-R2C Firmware vers:all/*
SBOC-Q-R3B-WB SBOC-Q-R3B-WB Firmware vers:all/*
SBOC-Q-R3B-WB-S1 SBOC-Q-R3B-WB-S1 Firmware vers:all/*
SBOC-Q-R3C-WB SBOC-Q-R3C-WB Firmware vers:all/*
SBOC-Q-R3C-WB-S1 SBOC-Q-R3C-WB-S1 Firmware vers:all/*
SBOI-Q-R1B SBOI-Q-R1B Firmware vers:all/*
SBOI-Q-R1B-S1 SBOI-Q-R1B-S1 Firmware vers:all/*
SBOI-Q-R1C SBOI-Q-R1C Firmware vers:all/*
SBOI-Q-R1C-S1 SBOI-Q-R1C-S1 Firmware vers:all/*
555839 SBOI-Q-R3B-WB Firmware vers:all/*
SBOI-Q-R3B-WB-S1 SBOI-Q-R3B-WB-S1 Firmware vers:all/*
SBOI-Q-R3C-WB SBOI-Q-R3C-WB Firmware vers:all/*
SBOI-Q-R3C-WB-S1 SBOI-Q-R3C-WB-S1 Firmware vers:all/*
SBRD-Q SBRD-Q Firmware vers:all/*

Vulnerabilities

Expand / Collapse all

Published
22.09.2025 14:57
Severity
8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
Weakness
Incorrect Conversion between Numeric Types (CWE-681)
Summary

A specifically crafted packet sent by an attacker to EIPStackGroup OpENer EtherNet/IP commits and versions prior to Feb 10, 2021 may cause a denial-of-service condition.

References
cve.org | nvd.nist.gov

Published
22.09.2025 14:57
Severity
7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness
Reachable Assertion (CWE-617)
Summary

A specifically crafted packet sent by an attacker to EIPStackGroup OpENer EtherNet/IP commits and versions prior to Feb 10, 2021 may result in a denial-of-service condition.

References
cve.org | nvd.nist.gov

Published
22.09.2025 14:57
Severity
7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness
Reachable Assertion (CWE-617)
Summary

A specifically crafted packet sent by an attacker to EIPStackGroup OpENer EtherNet/IP commits and versions prior to Feb 10, 2021 may result in a denial-of-service condition.

References
cve.org | nvd.nist.gov

Published
22.09.2025 14:57
Severity
7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness
Out-of-bounds Read (CWE-125)
Summary

A specifically crafted packet sent by an attacker to EIPStackGroup OpENer EtherNet/IP commits and versions prior to Feb 10, 2021 may allow the attacker to read arbitrary data.

References
cve.org | nvd.nist.gov

Mitigation

  • Minimize network exposure for all control system devices and/or systems, and ensure that they are not accessible from the Internet.
  • Deactivate EtherNet/IP in device settings if not used

Remediation

There is no fix planned.

Revision History

Version Date Summary
1.0.0 28.09.2021 13:13 Initial revision.
1.0.1 11.01.2024 11:00 Adjust link to VDE Advisory
1.0.2 26.08.2025 12:00 Adjusted to VDE template. Changed document title from 'Vulnerability in Ethernet/IP Stack of SBRD-Q/SBOC-Q/SBOI-Q' to 'Festo: Multiple vulnerabilities in Ethernet/IP Stack of SBRD-Q/SBOC-Q/SBOI-Q'. Updated legal disclaimer to add references to special provisions.". Updated vulnerability notes and mitigation information. Updated legal disclaimer to add references to special provisions.