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Advisories speziell für industrielle Steuerungssysteme — von CISA ICS-CERT und direkt von Herstellern (darunter Siemens, ABB, Schneider Electric, WAGO und Phoenix Contact) — einschließlich Revisionshistorie (Erstveröffentlichung, Update A, Update B) und verknüpfter CVEs.
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VDE-2021-006
Pepperl+Fuchs: Multiple Products - Vulnerability may allow remote attackers to cause a Denial Of Service
Veröffentlicht
16. November 2021
Letzte Aktualisierung
14. Mai 2025
Verknüpfte CVEs
Betroffene Sektoren
Risk Evaluation
Critical vulnerability has been discovered in the utilized component PROFINET IO Device by Hilscher Gesellschaft für Systemautomation mbH. The impact of the vulnerability on the affected device is that it can - no longer perform acyclic requests - may drop all established cyclic connections may - disappear completely from the network. For more information see advisory by Hilscher: https://kb.hilscher.com/display/ISMS/2020-12-03+Denial+of+Service+vulnerability+in+PROFINET+IO+Device Update 20.11.2024: Products have been added
Zusammenfassung der Gegenmaßnahmen
An external protective measure is required. - Minimize network exposure for affected products and ensure that they are not accessible via the Internet. - Isolate affected products from the corporate network. - If remote access is required, use secure methods such as virtual private networks (VPNs).
Revisionshistorie (3)
Erstveröffentlichung — 16. Februar 2021
Initial revision.
Update A — 20. November 2024
Products have been added
Update B — 14. Mai 2025
Fix: added distribution