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CVE-2021-27391

Siemens / APOGEE MBC (PPC) (P2 Ethernet) PUBLISHED

Description (CNA)

A vulnerability has been identified in APOGEE MBC (PPC) (P2 Ethernet) (All versions >= V2.6.3), APOGEE MEC (PPC) (P2 Ethernet) (All versions >= V2.6.3), APOGEE PXC Compact (BACnet) (All versions < V3.5.3), APOGEE PXC Compact (P2 Ethernet) (All versions >= V2.8), APOGEE PXC Modular (BACnet) (All versions < V3.5.3), APOGEE PXC Modular (P2 Ethernet) (All versions >= V2.8), TALON TC Compact (BACnet) (All versions < V3.5.3), TALON TC Modular (BACnet) (All versions < V3.5.3). The web server of affected devices lacks proper bounds checking when parsing the Host parameter in HTTP requests, which could lead to a buffer overflow. An unauthenticated remote attacker could exploit this vulnerability to execute arbitrary code on the device with root privileges.

Affected (CNA)

Vendor / productVersions
Siemens / APOGEE MBC (PPC) (P2 Ethernet)affected All versions >= V2.6.3
Siemens / APOGEE MEC (PPC) (P2 Ethernet)affected All versions >= V2.6.3
Siemens / APOGEE PXC Compact (BACnet)affected All versions < V3.5.3
Siemens / APOGEE PXC Compact (P2 Ethernet)affected All versions >= V2.8
Siemens / APOGEE PXC Modular (BACnet)affected All versions < V3.5.3
Siemens / APOGEE PXC Modular (P2 Ethernet)affected All versions >= V2.8
Siemens / TALON TC Compact (BACnet)affected All versions < V3.5.3
Siemens / TALON TC Modular (BACnet)affected All versions < V3.5.3

CWE

CWE-120

References

ADP enrichment

CVE

No English description supplied.

CISA-ADP

No English description supplied.

No references supplied.