Rewterz Threat Advisory – ICS: Siemens Desigo products Vulnerability

Severity

High

Analysis Summary

CVE-2021-41545

Siemens Desigo products are vulnerable to a denial of service, caused by an uncaught exception in the BACnet communication function implementation. By sending a specially-crafted BACnet protocol packet, a remote attacker could exploit this vulnerability to cause a denial of service.

Impact

Denial of Service

Indicators Of Compromise

CVE

CVE-2021-41545

Affected Vendors

Siemens

Affected Products

Siemens Desigo DXR2
Siemens Desigo PXC3
Siemens Desigo PXC4
Siemens Desigo PXC5

Remediation

Refer to Siemens Security Advisory for patch, upgrade or suggested workaround information

Siemens Security Advisory

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