CVE-2021-31882

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-31882
A vulnerability has been identified in Capital Embedded AR Classic 431-422 (All versions), Capital Embedded AR Classic R20-11 (All versions < V2303). The DHCP client application does not validate the length of the Domain Name Server IP option(s) (0x06) when processing DHCP ACK packets. This may lead to Denial-of-Service conditions. (FSMD-2021-0011)

7.5 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0 /10

CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References
Link Resource
https://cert-portal.siemens.com/productcert/html/ssa-044112.html
https://cert-portal.siemens.com/productcert/html/ssa-114589.html
https://cert-portal.siemens.com/productcert/html/ssa-620288.html
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-620288.pdf
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:siemens:capital_vstar:*:*:*:*:*:*:*:*
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
cpe:2.3:o:siemens:apogee_pxc_compact_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:siemens:apogee_pxc_compact:-:*:*:*:*:*:*:*

Configuration 5 (hide)

AND
cpe:2.3:o:siemens:apogee_pxc_modular_firmware:*:*:*:*:*:*:*:*
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:-:*:*:*:*:*:*:*
History

08 Oct 2024, 09:15

Type Values Removed Values Added
Summary (en) 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), Capital VSTAR (All versions with enabled Ethernet options), 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). The DHCP client application does not validate the length of the Domain Name Server IP option(s) (0x06) when processing DHCP ACK packets. This may lead to Denial-of-Service conditions. (FSMD-2021-0011) (en) A vulnerability has been identified in Capital Embedded AR Classic 431-422 (All versions), Capital Embedded AR Classic R20-11 (All versions < V2303). The DHCP client application does not validate the length of the Domain Name Server IP option(s) (0x06) when processing DHCP ACK packets. This may lead to Denial-of-Service conditions. (FSMD-2021-0011)
References
  • () https://cert-portal.siemens.com/productcert/html/ssa-044112.html -
  • () https://cert-portal.siemens.com/productcert/html/ssa-114589.html -
  • () https://cert-portal.siemens.com/productcert/html/ssa-620288.html -
Information

Published : 2021-11-09 12:15

Updated : 2024-10-08 09:15

NVD link : CVE-2021-31882

Mitre link : CVE-2021-31882

CVE.ORG link : CVE-2021-31882

JSON object : View

Products Affected

siemens

  • apogee_pxc_modular_firmware
  • talon_tc_modular_firmware
  • apogee_modular_building_controller_firmware
  • apogee_pxc_compact
  • nucleus_readystart_v3
  • capital_vstar
  • apogee_pxc_compact_firmware
  • talon_tc_modular
  • apogee_modular_equiment_controller_firmware
  • apogee_modular_equiment_controller
  • nucleus_source_code
  • apogee_modular_building_controller
  • talon_tc_compact
  • nucleus_net
  • apogee_pxc_modular
  • talon_tc_compact_firmware
CWE
CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer


NetmanageIT Website NetmanageIT OSINT Web NetmanageIT OpenCTI NetmanageIT PDF Tools NetmanageIT CTO Corner Blog NetmanageIT Email Header Analyzer NetmanageIT Password Pusher NetmanageIT Internet Health and Latency Dashboard NetmanageIT Dedicated Speed Test Site NetmanageIT Ubuntu Mirror 10Gbps Copyright OpenCVE 2024