CVE-2021-31888

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-31888
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 < V3.5.4), APOGEE PXC Compact (P2 Ethernet) (All versions < V2.8.19), APOGEE PXC Modular (BACnet) (All versions < V3.5.4), APOGEE PXC Modular (P2 Ethernet) (All versions < V2.8.19), Desigo PXC00-E.D (All versions >= V2.3 and < V6.30.016), Desigo PXC00-U (All versions >= V2.3 and < V6.30.016), Desigo PXC001-E.D (All versions >= V2.3 and < V6.30.016), Desigo PXC100-E.D (All versions >= V2.3 and < V6.30.016), Desigo PXC12-E.D (All versions >= V2.3 and < V6.30.016), Desigo PXC128-U (All versions >= V2.3 and < V6.30.016), Desigo PXC200-E.D (All versions >= V2.3 and < V6.30.016), Desigo PXC22-E.D (All versions >= V2.3 and < V6.30.016), Desigo PXC22.1-E.D (All versions >= V2.3 and < V6.30.016), Desigo PXC36.1-E.D (All versions >= V2.3 and < V6.30.016), Desigo PXC50-E.D (All versions >= V2.3 and < V6.30.016), Desigo PXC64-U (All versions >= V2.3 and < V6.30.016), Desigo PXM20-E (All versions >= V2.3 and < V6.30.016), Nucleus NET (All versions), Nucleus ReadyStart V3 (All versions < V2017.02.4), Nucleus Source Code (All versions), TALON TC Compact (BACnet) (All versions < V3.5.4), TALON TC Modular (BACnet) (All versions < V3.5.4). FTP server does not properly validate the length of the “MKD/XMKD” command, leading to stack-based buffer overflows. This may result in Denial-of-Service conditions and Remote Code Execution. (FSMD-2021-0018)

8.8 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.5 /10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:L/Au:S/C:P/I:P/A:P

Exploitability : 8.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References
Link Resource
https://cert-portal.siemens.com/productcert/pdf/ssa-044112.pdf Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-114589.pdf Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-044112.pdf Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-114589.pdf Vendor Advisory
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:siemens:nucleus_net:*:*:*:*:*:*:*:*
cpe:2.3:a:siemens:nucleus_readystart_v3:*:*:*:*:*:*:*:*
cpe:2.3:a:siemens:nucleus_source_code:*:*:*:*:*:*:*:*

Configuration 2 (hide)

AND
cpe:2.3:o:siemens:apogee_modular_building_controller_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:siemens:apogee_modular_building_controller:-:*:*:*:*:*:*:*

Configuration 3 (hide)

AND
cpe:2.3:o:siemens:apogee_modular_equiment_controller_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:siemens:apogee_modular_equiment_controller:-:*:*:*:*:*:*:*

Configuration 4 (hide)

AND
OR cpe:2.3:o:siemens:apogee_pxc_compact_firmware:*:*:*:*:p2_ethernet:*:*:*
cpe:2.3:o:siemens:apogee_pxc_compact_firmware:*:*:*:*:bacnet:*:*:*
cpe:2.3:h:siemens:apogee_pxc_compact:-:*:*:*:*:*:*:*

Configuration 5 (hide)

AND
OR cpe:2.3:o:siemens:apogee_pxc_modular_firmware:*:*:*:*:p2_ethernet:*:*:*
cpe:2.3:o:siemens:apogee_pxc_modular_firmware:*:*:*:*:bacnet:*:*:*
cpe:2.3:h:siemens:apogee_pxc_modular:-:*:*:*:*:*:*:*

Configuration 6 (hide)

AND
cpe:2.3:o:siemens:talon_tc_compact_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:siemens:talon_tc_compact:-:*:*:*:*:*:*:*

Configuration 7 (hide)

AND
cpe:2.3:o:siemens:talon_tc_modular_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:siemens:talon_tc_modular:-:*:*:*:*:*:*:*

Configuration 8 (hide)

AND
cpe:2.3:o:siemens:desigo_pxc00-e.d_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:siemens:desigo_pxc00-e.d:-:*:*:*:*:*:*:*

Configuration 9 (hide)

AND
cpe:2.3:o:siemens:desigo_pxc00-u_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:siemens:desigo_pxc00-u:-:*:*:*:*:*:*:*

Configuration 10 (hide)

AND
cpe:2.3:o:siemens:desigo_pxc001-e.d_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:siemens:desigo_pxc001-e.d:-:*:*:*:*:*:*:*

Configuration 11 (hide)

AND
cpe:2.3:o:siemens:desigo_pxc12-e.d_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:siemens:desigo_pxc12-e.d:-:*:*:*:*:*:*:*

Configuration 12 (hide)

AND
cpe:2.3:o:siemens:desigo_pxc22-e.d_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:siemens:desigo_pxc22-e.d:-:*:*:*:*:*:*:*

Configuration 13 (hide)

AND
cpe:2.3:o:siemens:desigo_pxc22.1-e.d_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:siemens:desigo_pxc22.1-e.d:-:*:*:*:*:*:*:*

Configuration 14 (hide)

AND
cpe:2.3:o:siemens:desigo_pxc36.1-e.d_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:siemens:desigo_pxc36.1-e.d:-:*:*:*:*:*:*:*

Configuration 15 (hide)

AND
cpe:2.3:o:siemens:desigo_pxc50-e.d_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:siemens:desigo_pxc50-e.d:-:*:*:*:*:*:*:*

Configuration 16 (hide)

AND
cpe:2.3:o:siemens:desigo_pxc64-u_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:siemens:desigo_pxc64-u:-:*:*:*:*:*:*:*

Configuration 17 (hide)

AND
cpe:2.3:o:siemens:desigo_pxc100-e.d_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:siemens:desigo_pxc100-e.d:-:*:*:*:*:*:*:*

Configuration 18 (hide)

AND
cpe:2.3:o:siemens:desigo_pxc128-u_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:siemens:desigo_pxc128-u:-:*:*:*:*:*:*:*

Configuration 19 (hide)

AND
cpe:2.3:o:siemens:desigo_pxc200-e.d_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:siemens:desigo_pxc200-e.d:-:*:*:*:*:*:*:*

Configuration 20 (hide)

AND
cpe:2.3:o:siemens:desigo_pxm20-e_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:siemens:desigo_pxm20-e:-:*:*:*:*:*:*:*
History

21 Nov 2024, 06:06

Type Values Removed Values Added
References () https://cert-portal.siemens.com/productcert/pdf/ssa-044112.pdf - Vendor Advisory () https://cert-portal.siemens.com/productcert/pdf/ssa-044112.pdf - Vendor Advisory
References () https://cert-portal.siemens.com/productcert/pdf/ssa-114589.pdf - Vendor Advisory () https://cert-portal.siemens.com/productcert/pdf/ssa-114589.pdf - Vendor Advisory

16 May 2023, 10:50

Type Values Removed Values Added
First Time Siemens desigo Pxc12-e.d
Siemens desigo Pxc12-e.d Firmware
Siemens desigo Pxc36.1-e.d Firmware
Siemens desigo Pxc128-u
Siemens desigo Pxc200-e.d
Siemens desigo Pxc001-e.d
Siemens desigo Pxc00-e.d
Siemens desigo Pxc001-e.d Firmware
Siemens desigo Pxc100-e.d
Siemens desigo Pxc22-e.d
Siemens desigo Pxc22.1-e.d
Siemens desigo Pxc64-u Firmware
Siemens desigo Pxm20-e Firmware
Siemens desigo Pxc36.1-e.d
Siemens desigo Pxc22.1-e.d Firmware
Siemens desigo Pxc100-e.d Firmware
Siemens desigo Pxc00-u Firmware
Siemens desigo Pxc128-u Firmware
Siemens desigo Pxc00-u
Siemens desigo Pxc22-e.d Firmware
Siemens desigo Pxc50-e.d Firmware
Siemens desigo Pxm20-e
Siemens desigo Pxc64-u
Siemens desigo Pxc200-e.d Firmware
Siemens desigo Pxc00-e.d Firmware
Siemens desigo Pxc50-e.d
CPE cpe:2.3:o:siemens:apogee_pxc_modular_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:apogee_pxc_compact_firmware:*:*:*:*:*:*:*:*
cpe:2.3:a:siemens:capital_vstar:*:*:*:*:*:*:*:*		 cpe:2.3:h:siemens:desigo_pxc22-e.d:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:desigo_pxc36.1-e.d_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:siemens:desigo_pxc200-e.d:-:*:*:*:*:*:*:*
cpe:2.3:h:siemens:desigo_pxc50-e.d:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:apogee_pxc_modular_firmware:*:*:*:*:p2_ethernet:*:*:*
cpe:2.3:h:siemens:desigo_pxc64-u:-:*:*:*:*:*:*:*
cpe:2.3:h:siemens:desigo_pxc12-e.d:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:desigo_pxc50-e.d_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:desigo_pxc128-u_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:siemens:desigo_pxc100-e.d:-:*:*:*:*:*:*:*
cpe:2.3:h:siemens:desigo_pxc001-e.d:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:desigo_pxc001-e.d_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:desigo_pxc00-u_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:apogee_pxc_modular_firmware:*:*:*:*:bacnet:*:*:*
cpe:2.3:h:siemens:desigo_pxc36.1-e.d:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:desigo_pxc12-e.d_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:desigo_pxc22-e.d_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:desigo_pxc22.1-e.d_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:desigo_pxc00-e.d_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:siemens:desigo_pxc00-e.d:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:desigo_pxc200-e.d_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:apogee_pxc_compact_firmware:*:*:*:*:p2_ethernet:*:*:*
cpe:2.3:o:siemens:desigo_pxm20-e_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:apogee_pxc_compact_firmware:*:*:*:*:bacnet:*:*:*
cpe:2.3:h:siemens:desigo_pxc00-u:-:*:*:*:*:*:*:*
cpe:2.3:h:siemens:desigo_pxc22.1-e.d:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:desigo_pxc64-u_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:siemens:desigo_pxm20-e:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:desigo_pxc100-e.d_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:siemens:desigo_pxc128-u:-:*:*:*:*:*:*:*
Information

Published : 2021-11-09 12:15

Updated : 2024-11-21 06:06

NVD link : CVE-2021-31888

Mitre link : CVE-2021-31888

CVE.ORG link : CVE-2021-31888

JSON object : View

Products Affected

siemens

  • desigo_pxm20-e_firmware
  • apogee_pxc_modular
  • desigo_pxc00-u_firmware
  • desigo_pxc36.1-e.d_firmware
  • nucleus_readystart_v3
  • nucleus_source_code
  • apogee_modular_equiment_controller_firmware
  • talon_tc_compact
  • desigo_pxc22.1-e.d_firmware
  • desigo_pxc001-e.d
  • desigo_pxc36.1-e.d
  • apogee_pxc_compact
  • talon_tc_modular
  • apogee_pxc_compact_firmware
  • desigo_pxc001-e.d_firmware
  • desigo_pxc00-e.d
  • desigo_pxc200-e.d
  • desigo_pxc64-u_firmware
  • desigo_pxc50-e.d_firmware
  • desigo_pxc100-e.d_firmware
  • apogee_modular_building_controller
  • desigo_pxc128-u
  • desigo_pxc200-e.d_firmware
  • desigo_pxc100-e.d
  • talon_tc_compact_firmware
  • talon_tc_modular_firmware
  • desigo_pxc64-u
  • desigo_pxc50-e.d
  • desigo_pxc00-e.d_firmware
  • desigo_pxc22-e.d
  • apogee_modular_building_controller_firmware
  • apogee_modular_equiment_controller
  • desigo_pxc22.1-e.d
  • desigo_pxm20-e
  • desigo_pxc22-e.d_firmware
  • desigo_pxc12-e.d_firmware
  • nucleus_net
  • desigo_pxc12-e.d
  • desigo_pxc128-u_firmware
  • apogee_pxc_modular_firmware
  • desigo_pxc00-u
CWE
CWE-170

Improper Null Termination

CWE-787

Out-of-bounds Write