How to Protect Your Applications Against Log4Shell With tCell

By now, we’re sure you’re familiar with all things Log4Shell – but we want to make sure we share how to protect your applications. Applications are a critical part of any organization’s attack surface, and we’re seeing thousands of Log4Shell attack attempts in our customers' environments every...

The vulnerability in the DHCP service of the microprogramming software for controllers APOGEE MBC, APOGEE MEC, APOGEE PXC, TALON TC, and the operating system Nucleus allows a perpetrator to trigger read errors, write errors, and service failures.

The vulnerability in the DHCP service of the microprogramming software for APOGEE MBC, APOGEE MEC, APOGEE PXC, TALON TC, and the operating system Nucleus relates to reading beyond the buffer boundaries. Exploiting this vulnerability can allow a malicious actor to cause read errors, write errors,...

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-2021-31883

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-2021-31888

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

CVE-2021-31890

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 TCP...

CVE-2021-31885

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...

Design/Logic Flaw

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-2021-31886

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-2021-31883

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-2021-31883

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-2021-31882

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-2021-31345

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

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...

tc-erlach.ch Improper Access Control vulnerability OBB-2252068

Following the coordinated and responsible vulnerability disclosure guidelines of the ISO 29147 standard, Open Bug Bounty has: a. verified the vulnerability and confirmed its existence; b. notified the website operator about its existence. Technical details of the vulnerability are currently hidde...

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...

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-2021-6896 · 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-2021-19564 · Unknown · Nucleus Readystart V3 +9

Name of the Vulnerable Software and Affected Versions: Capital Embedded AR Classic 431-422 versions prior to V2303 Capital Embedded AR Classic R20-11 versions prior to V2303 APOGEE MBC PPC BACnet all versions APOGEE MBC PPC P2 Ethernet all versions APOGEE MEC PPC BACnet all versions APOGEE MEC PP...