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ICSA-25-273-04  ·  Published 2025-11-13  ·  View on CISA ICS-CERT ↗

Festo Controller CECC-S,-LK,-D Family Firmware (Update A)

CVSS 9.8 CRITICAL

Risk Summary

Successful exploitation of these vulnerabilities could allow an attacker to crash services, escalate privileges, bypass authentication, or gain unauthorized access to sensitive systems and data.

Remediations

  • Festo has identified the following specific workarounds and mitigations users can apply to reduce risk:
  • (CVE-2020-12068, CVE-2022-22515, CVE-2022-22514, CVE-2022-22513, CVE-2021-36763, CVE-2021-33485, CVE-2020-10245, CVE-2020-15806, CVE-2019-9011, CVE-2019-9013, CVE-2020-12067, CVE-2020-12069, CVE-2021-36764, CVE-2019-5105, CVE-2021-29241, CVE-2021-29242, CVE-2022-22519, CVE-2022-22517, CVE-2018-0739) (Product Group: Festo Firmware (R05 (17.06.2016) = 2.3.8.0) installed on Festo Hardware Controller CECC-D(All versions), Festo Firmware (R06 (11.10.2016) = 2.3.8.1) installed on Festo Hardware Controller CECC-LK(All versions), Festo Firmware (R05 (17.06.2016) = 2.3.8.0) installed on Festo Hardware Controller CECC-S(All versions)): No fix planned. This issue will be handled with next hardware generation release.
  • The following product versions have been fixed:
  • For more information see the associated Festo SE & Co. KG security advisory FSA-202202 FSA-202202: Festo: Controller CECC-S,LK,D family <= 2.3.8.1 - multiple vulnerabilities in CODESYS V3 runtime system - HTML, FSA-202202: Festo: Controller CECC-S,LK,D family <= 2.3.8.1 - multiple vulnerabilities in CODESYS V3 runtime system - CSAF.
  • (CVE-2018-20026, CVE-2019-9010¸ CVE-2010-5250, CVE-2019-9008, CVE-2019-18858, CVE-2019-13548, CVE-2019-13542, CVE-2019-9009, CVE-2019-9012, CVE-2020-7052, CVE-2019-13532, CVE-2018-20025, CVE-2018-10612, CVE-2017-3735) (Product Group: Festo Firmware (R05 (17.06.2016) = 2.3.8.0) installed on Festo Hardware Controller CECC-D(All versions), Festo Firmware (R06 (11.10.2016) = 2.3.8.1) installed on Festo Hardware Controller CECC-LK(All versions), Festo Firmware (R05 (17.06.2016) = 2.3.8.0) installed on Festo Hardware Controller CECC-S(All versions)): Update to version 2.4.2.0. This also fixes CODESYS Advisory 2017-01, CODESYS Advisory 2017-03, CODESYS Advisory 2017-06, CODESYS Advisory 2017-07, CODESYS Advisory 2017-09, CODESYS Advisory 2018-04, CODESYS Advisory 2018-05, CODESYS Advisory 2018-07, CODESYS Advisory 2018-11.
  • Firmware 2.4.2.0 installed on Controller CECC-D are fixed versions for CVE-2019-9008
  • Firmware 2.4.2.0 installed on Controller CECC-LK are fixed versions for CVE-2019-9008
  • Firmware 2.4.2.0 installed on Controller CECC-D are fixed versions for CVE-2019-18858
  • Firmware 2.4.2.0 installed on Controller CECC-LK are fixed versions for CVE-2019-18858
  • Firmware 2.4.2.0 installed on Controller CECC-D are fixed versions for CVE-2019-13548
  • Firmware 2.4.2.0 installed on Controller CECC-LK are fixed versions for CVE-2019-13548
  • Firmware 2.4.2.0 installed on Controller CECC-D are fixed versions for CVE-2019-13542
  • Firmware 2.4.2.0 installed on Controller CECC-LK are fixed versions for CVE-2019-13542
  • Firmware 2.4.2.0 installed on Controller CECC-D are fixed versions for CVE-2019-9009
  • Firmware 2.4.2.0 installed on Controller CECC-LK are fixed versions for CVE-2019-9009
  • Firmware 2.4.2.0 installed on Controller CECC-D are fixed versions for CVE-2019-9012
  • Firmware 2.4.2.0 installed on Controller CECC-LK are fixed versions for CVE-2019-9012
  • Firmware 2.4.2.0 installed on Controller CECC-D are fixed versions for CVE-2020-7052
  • Firmware 2.4.2.0 installed on Controller CECC-LK are fixed versions for CVE-2020-7052
  • Firmware 2.4.2.0 installed on Controller CECC-D are fixed versions for CVE-2019-13532
  • Firmware 2.4.2.0 installed on Controller CECC-LK are fixed versions for CVE-2019-13532
  • Firmware 2.4.2.0 installed on Controller CECC-D are fixed versions for CVE-2018-20025
  • Firmware 2.4.2.0 installed on Controller CECC-LK are fixed versions for CVE-2018-20025
  • Firmware 2.4.2.0 installed on Controller CECC-D are fixed versions for CVE-2018-0739
  • Firmware 2.4.2.0 installed on Controller CECC-LK are fixed versions for CVE-2018-0739
  • Firmware 2.4.2.0 installed on Controller CECC-D are fixed versions for CVE-2018-10612
  • Firmware 2.4.2.0 installed on Controller CECC-LK are fixed versions for CVE-2018-10612
  • Firmware 2.4.2.0 installed on Controller CECC-D are fixed versions for CVE-2017-3735
  • Firmware 2.4.2.0 installed on Controller CECC-LK are fixed versions for CVE-2017-3735

Affected Vendors

Festo

Affected Products (6)

Festo · Festo Firmware (R05 (17.06.2016) = 2.3.8.0) installed on Festo Hardware Controller CECC-D (All versions) vers:all/*
Festo · Festo Firmware (R06 (11.10.2016) = 2.3.8.1) installed on Festo Hardware Controller CECC-LK (All versions) vers:all/*
Festo · Festo Firmware (R05 (17.06.2016) = 2.3.8.0) installed on Festo Hardware Controller CECC-S (All versions) vers:all/*
Festo · Festo Firmware (R06 (11.10.2016) = 2.3.8.1) installed on Festo Hardware Controller CECC-LK (All versions) vers:all/*
Festo · Festo Firmware (R05 (17.06.2016) = 2.3.8.0) installed on Festo Hardware Controller CECC-S (All versions) vers:all/*
Festo · Festo Firmware (R06 (11.10.2016) = 2.3.8.1) installed on Festo Hardware Controller CECC-S (All versions) vers:all/*

Affected Sectors

Critical Manufacturing

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