Siemens APOGEE, TALON and Desigo PXC/PXM Products
Apply the vendor's security update for the affected products.
No official fix confirmed yet
Until a fix ships, follow the vendor's mitigations, limit exposure of affected systems, and watch this record for a patch.
A vulnerability has been identified in APOGEE MBC (PPC) (BACnet) (All versions), APOGEE MBC (PPC) (P2 Ethernet) (All versions), APOGEE MEC (PPC) (BACnet) (All versions), APOGEE MEC (PPC) (P2 Ethernet) (All versions), APOGEE PXC Compact (BACnet) (All versions < V3.5.7), APOGEE PXC Compact (P2 Ethernet) (All versions < V2.8.21), APOGEE PXC Modular (BACnet) (All versions < V3.5.7), APOGEE PXC Modular (P2 Ethernet) (All versions < V2.8.21), TALON TC Compact (BACnet) (All versions < V3.5.7), TALON TC Modular (BACnet) (All versions < V3.5.7). The affected product web service does not properly validate the length of user-controllable input. This could allow an unauthenticated remote attacker to read portions of device memory or to cause a denial-of-service condition.
Source: NIST National Vulnerability Database. Official vulnerability data, reproduced as published.
Developments from the last 30 days, newest first.
CVE-2026-102073 scored CVSS 8.8
Basis: NIST National Vulnerability Database
Siemens APOGEE, TALON and Desigo PXC/PXM Products
Basis: CISA Cybersecurity Advisories (government advisory)
Apply the vendor's security update for the affected products.