CVE-2019-13939

HIGH
7.1
CVSS Score
Published: January 16, 2020 at 03:35 PM UTC
Updated: June 17, 2026 at 02:17 AM UTC
61 products affected across 1 vendorNucleus NETNucleus Source CodeApogee Modular Building Controller Firmware

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Severity
HIGH7.1
Exploit prediction
EPSS 0.7%

Description

A vulnerability has been identified in APOGEE MEC/MBC/PXC (P2) (All versions < V2.8.2), APOGEE PXC Compact (BACnet) (All versions < V3.5.3), APOGEE PXC Compact (P2 Ethernet) (All versions >= V2.8.2 < V2.8.19), APOGEE PXC Modular (BACnet) (All versions < V3.5.3), APOGEE PXC Modular (P2 Ethernet) (All versions >= V2.8.2 < V2.8.19), Capital Embedded AR Classic 431-422 (All versions), Capital Embedded AR Classic R20-11 (All versions < V2303), Desigo PXC00-E.D (All versions >= V2.3 < V6.0.327), Desigo PXC00-U (All versions >= V2.3x and < V6.00.327), Desigo PXC001-E.D (All versions >= V2.3 < V6.0.327), Desigo PXC100-E.D (All versions >= V2.3 < V6.0.327), Desigo PXC12-E.D (All versions >= V2.3 < V6.0.327), Desigo PXC128-U (All versions >= V2.3x and < V6.00.327), Desigo PXC200-E.D (All versions >= V2.3 < V6.0.327), Desigo PXC22-E.D (All versions >= V2.3 < V6.0.327), Desigo PXC22.1-E.D (All versions >= V2.3 < V6.0.327), Desigo PXC36.1-E.D (All versions >= V2.3 < V6.0.327), Desigo PXC50-E.D (All versions >= V2.3 < V6.0.327), Desigo PXC64-U (All versions >= V2.3x and < V6.00.327), Desigo PXM20-E (All versions >= V2.3 < V6.0.327), Nucleus NET (All versions), Nucleus ReadyStart V3 (All versions < V2017.02.3), Nucleus Source Code (All versions), SIMOTICS CONNECT 400 (All versions < V0.3.0.330), TALON TC Compact (BACnet) (All versions < V3.5.3), TALON TC Modular (BACnet) (All versions < V3.5.3). By sending specially crafted DHCP packets to a device where the DHCP client is enabled, an attacker could change the IP address of the device to an invalid value.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 2.8.2
Affected range stops below 2.8.2, so it looks safe — our inference, not a vendor statement
siemens-apogee-modular-building-controller (same device)
v < 2.8.2
Affected range stops below 2.8.2, so it looks safe — our inference, not a vendor statement
siemens-apogee-modular-equiment-controller (same device)
v ≤ 2.8.2
siemens-apogee-pxc (same device)
v ≥ 2.3
siemens-desigo-pxc (same device)
2.3.0 ≤ v < 6.00.327
Affected range stops below 6.00.327, so it looks safe — our inference, not a vendor statement
siemens-desigo-pxc00-e-d (same device)
2.3.0 ≤ v < 6.00.327
Affected range stops below 6.00.327, so it looks safe — our inference, not a vendor statement
siemens-desigo-pxc00-u (same device)
2.3.0 ≤ v < 6.00.327
Affected range stops below 6.00.327, so it looks safe — our inference, not a vendor statement
siemens-desigo-pxc001-e-d (same device)
All versions
siemens-desigopxc100-e-d (same device)
2.3.0 ≤ v < 6.00.327
Affected range stops below 6.00.327, so it looks safe — our inference, not a vendor statement
siemens-desigo-pxc12-e-d (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

CVSS

7.1HIGHsiemens
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-20NVD-CWE-noinfo

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