CVE-2026-102073: A vulnerability has been identified in APOGEE MBC (PPC) (BACnet) (All versions), APOGEE MBC (PPC) (P2 Ethernet) (All versions), APOGEE MEC (PPC) (BACnet) (All…

PriorityP353high8.2CVSS 3.1

AVNACLPRNUINSUCHINAL

EPSS

0.46%

38.8th percentile

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.

Affected

8 ranges

Vendor	Product	Version range	Fixed in
siemens	apogee_mbc	< *	*
siemens	apogee_mec	< *	*
siemens	apogee_pxc_compact	< V3.5.7	V3.5.7
siemens	apogee_pxc_compact	< V2.8.21	V2.8.21
siemens	apogee_pxc_modular	< V3.5.7	V3.5.7
siemens	apogee_pxc_modular	< V2.8.21	V2.8.21
siemens	talon_tc_compact	< V3.5.7	V3.5.7
siemens	talon_tc_modular	< V3.5.7	V3.5.7

CVSS provenance

nvdv3.18.2HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L

nvdv4.08.8HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

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