CVE-2026-59693 PUBLISHED

Assigner: siemens
Reserved: 06.07.2026 Published: 11.08.2026 Updated: 11.08.2026

A vulnerability has been identified in Desigo DXR2 (All versions < V01.21.233.16-7862), Desigo PXC3 (All versions < V01.21.233.16-7862), Desigo PXC4 (All versions < V02.21.194.36-2715), Desigo PXC5.E003 (All versions < V02.21.194.36-2715), Desigo PXC5.E24 (All versions < V02.21.194.36-2715), Desigo PXC7 (All versions < V02.21.194.36-2715). The affected devices are vulnerable to a denial-of-service (DoS) vulnerability. An attacker can exploit this issue by sending a malformed BACnet packet, causing the device to stop responding to BACnet queries. Recovery requires a device reset or reboot to restore normal functionality.

Metrics

CVSS Vector: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
CVSS Score: 5.3

Product Status

Vendor Siemens
Product Desigo DXR2
Versions Default: unknown
  • affected from 0 to V01.21.233.16-7862 (excl.)
Vendor Siemens
Product Desigo PXC3
Versions Default: unknown
  • affected from 0 to V01.21.233.16-7862 (excl.)
Vendor Siemens
Product Desigo PXC4
Versions Default: unknown
  • affected from 0 to V02.21.194.36-2715 (excl.)
Vendor Siemens
Product Desigo PXC5.E003
Versions Default: unknown
  • affected from 0 to V02.21.194.36-2715 (excl.)
Vendor Siemens
Product Desigo PXC5.E24
Versions Default: unknown
  • affected from 0 to V02.21.194.36-2715 (excl.)
Vendor Siemens
Product Desigo PXC7
Versions Default: unknown
  • affected from 0 to V02.21.194.36-2715 (excl.)

References

Problem Types

  • CWE-754: Improper Check for Unusual or Exceptional Conditions CWE