CVE-2021-31884

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 = V2.3 and = V2.3 and = V2.3 and = V2.3 and = V2.3 and = V2.3 and...

CVE-2021-31884

CVE-2021-31884 affects Siemens Nucleus/APOGEE/TALON family (MBC/MEC/PXC/Nucleus) with a DHCP client hostname option handling flaw. The DHCP hostname data is not guaranteed to be NULL-terminated, which can cause out-of-bounds reads/writes and Denial-of-Service. The available connected sources conf...

CVE-2021-31883

A vulnerability has been identified in Capital Embedded AR Classic 431-422 All versions, Capital Embedded AR Classic R20-11 All versions V2303. When processing a DHCP ACK message, the DHCP client application does not validate the length of the Vendor options, leading to Denial-of-Service...

CVE-2021-31883

CVE-2021-31883 affects Siemens APOGEE MBC / TALON products (Nucleus RTOS) including APOGEE MBC (PPC/BACnet), APOGEE MEC, APOGEE PXC Compact/Modular, Desigo PXC variants, and Capital VSTAR with Ethernet options. Root cause: DHCP client processing fails to validate the length of Vendor option(s) in...

CVE-2021-31882

CVE-2021-31882 affects Siemens APOGEE MBC/TALON/Nucleus products (e.g., Capital Embedded AR Classic 431-422 family and AR Classic R20-11, affected “All versions” in some entries). The root cause is that the DHCP client does not validate the length of the Domain Name Server IP option (0x06) when p...

CVE-2021-31881

A vulnerability has been identified in Capital Embedded AR Classic 431-422 All versions, Capital Embedded AR Classic R20-11 All versions V2303. When processing a DHCP OFFER message, the DHCP client application does not validate the length of the Vendor options, leading to Denial-of-Service...

CVE-2021-31881

CVE-2021-31881 involves APOGEE MBC/TALON/Desigo PXC software family (Siemens Nucleus RTOS, BACnet/PPC) where the DHCP client fails to validate the Vendor option length when processing DHCP OFFER, leading to Denial-of-Service. Multiple Tenable OT/Nessus entries corroborate this family of DHCP leng...

CVE-2021-31346

A vulnerability has been identified in Capital Embedded AR Classic 431-422 All versions, Capital Embedded AR Classic R20-11 All versions V2303, PLUSCONTROL 1st Gen All versions, SIMOTICS CONNECT 400 All versions V0.5.0.0, SIMOTICS CONNECT 400 All versions V1.0.0.0. The total length of an ICMP...

CVE-2021-31345

A vulnerability has been identified in Capital Embedded AR Classic 431-422 All versions, Capital Embedded AR Classic R20-11 All versions V2303, PLUSCONTROL 1st Gen All versions. The total length of an UDP payload set in the IP header is unchecked. This may lead to various side effects, including...

CVE-2021-31345

CVE-2021-31345 affects Siemens Nucleus NET-based products (Capital Embedded AR Classic, CAPITAL VSTAR/PLUSCONTROL) with an unchecked UDP payload length in the IP header. Root cause: UDP payload length is not validated, enabling information leaks and potential denial-of-service depending on the us...

CVE-2021-31344

CVE-2021-31344 affects Siemens/Nucleus-based devices such as Capital Embedded AR Classic, PLUSCONTROL 1st Gen, and SIMOTICS CONNECT 400 (all versions with certain UDP/ICMP handling). The vulnerability is triggered by ICMP echo packets with fake IP options, enabling ICMP echo replies to arbitrary ...

CVE-2021-31344

A vulnerability has been identified in Capital Embedded AR Classic 431-422 All versions, Capital Embedded AR Classic R20-11 All versions V2303, PLUSCONTROL 1st Gen All versions, SIMOTICS CONNECT 400 All versions V0.5.0.0, SIMOTICS CONNECT 400 All versions V1.0.0.0. ICMP echo packets with fake IP...

CVE-2021-31887: Improper Null Termination

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 = V2.3 and = V2.3 and = V2.3 and = V2.3 and = V2.3 and = V2.3 and...

PT-2021-6892 · Siemens +2 · Desigo Pxc00-E.D +21

Name of the Vulnerable Software and Affected Versions: APOGEE MBC PPC BACnet versions prior to V3.5.4 APOGEE MBC PPC P2 Ethernet versions prior to V2.8.19 APOGEE MEC PPC BACnet versions prior to V3.5.4 APOGEE MEC PPC P2 Ethernet versions prior to V2.8.19 APOGEE PXC Compact BACnet versions prior t...

CVE-2021-31888: Improper Null Termination

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 = V2.3 and = V2.3 and = V2.3 and = V2.3 and = V2.3 and = V2.3 and...

PT-2021-6242 · Mentor Graphics +1 · Nucleus Net +11

Name of the Vulnerable Software and Affected Versions: Capital Embedded AR Classic 431-422 versions all Capital Embedded AR Classic R20-11 versions prior to V2303 PLUSCONTROL 1st Gen versions all SIMOTICS CONNECT 400 versions prior to V0.5.0.0 APOGEE MBC versions all APOGEE MEC versions all APOGE...

PT-2021-6896 · Unknown +1 · Nucleus Source Code +10

Name of the Vulnerable Software and Affected Versions: Capital Embedded AR Classic 431-422 versions all Capital Embedded AR Classic R20-11 versions prior to V2303 PLUSCONTROL 1st Gen versions all APOGEE MBC versions all APOGEE MEC versions all APOGEE PXC versions all TALON TC versions all Nucleus...

PT-2021-19251 · Siemens +1 · Simotics Connect 400 +12

Name of the Vulnerable Software and Affected Versions: Capital Embedded AR Classic 431-422 versions all Capital Embedded AR Classic R20-11 versions all prior to V2303 PLUSCONTROL 1st Gen versions all SIMOTICS CONNECT 400 versions all prior to V0.5.0.0 SIMOTICS CONNECT 400 versions all prior to...

PT-2021-4817 · Siemens +2 · Desigo Pxc00-E.D +21

Name of the Vulnerable Software and Affected Versions: APOGEE MBC PPC BACnet versions prior to V3.5.4 APOGEE MBC PPC P2 Ethernet versions prior to V2.8.19 APOGEE MEC PPC BACnet versions prior to V3.5.4 APOGEE MEC PPC P2 Ethernet versions prior to V2.8.19 APOGEE PXC Compact BACnet versions prior t...

Siemens Nucleus RTOS-based APOGEE and TALON Products (Update C)

1. EXECUTIVE SUMMARY CVSS v3 9.8 ATTENTION: Exploitable remotely/low attack complexity Vendor: Siemens Equipment: Nucleus RTOS based APOGEE and TALON Products Vulnerabilities: Type Confusion, Improper Validation of Specified Quantity in Input, Out-of-bounds Read, Improper Restriction of Operation...