Schneider Electric EcoStruxure Products, Modicon PLCs, and Programmable Automation Controllers

1. EXECUTIVE SUMMARY CVSS v3 7.5 ATTENTION: Exploitable remotely/low attack complexity Vendor: Schneider Electric Equipment: EcoStruxure Products, Modicon PLCs, and Programmable Automation Controllers Vulnerabilities: Improper Check for Unusual or Exceptional Conditions 2. RISK EVALUATION...

Omron SYSMAC CS/CJ/CP Series and NJ/NX Series Improper Verification of Cryptographic Signature (CVE-2022-31206)

The Omron SYSMAC Nx product family PLCs NJ series, NY series, NX series, and PMAC series through 2022-005-18 lack cryptographic authentication. These PLCs are programmed using the SYMAC Studio engineering software which compiles IEC 61131-3 conformant POU code to native machine code for execution...

Schneider Electric EcoStruxure Products, Modicon PLCs, and Programmable Automation Controllers Improper Check For Unusual or Exceptional Conditions (CVE-2022-45788)

A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists that could cause arbitrary code execution, denial of service and loss of confidentiality & integrity when a malicious project file is loaded onto the controller. Affected Products: EcoStruxure Control Expert All...

Schneider Electric Modicon PLCs Predictable Value Range From Previous Values (CVE-2017-6030)

A predictable value range from previous values issue was discovered in Schneider Electric Modicon PLCs Modicon M221, firmware versions prior to Version 1.5.0.0, Modicon M241, firmware versions prior to Version 4.0.5.11, and Modicon M251, firmware versions prior to Version 4.0.5.11. The affected...

Researchers Warn of Critical Security Bugs in Schneider Electric Modicon PLCs

Security researchers have disclosed two new vulnerabilities affecting Schneider Electric Modicon programmable logic controllers PLCs that could allow for authentication bypass and remote code execution. The flaws, tracked as CVE-2022-45788 CVSS score: 7.5 and CVE-2022-45789 CVSS score: 8.1, are...

Phoenix Contact ILC PLCs Improper Authentication (CVE-2016-8371)

The web server in Phoenix Contact ILC PLCs can be accessed without authenticating even if the authentication mechanism is enabled. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc...

Phoenix Contact ILC PLCs Improper Authentication (CVE-2016-8380)

The web server in Phoenix Contact ILC PLCs allows access to read and write PLC variables without authentication. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc. include'compat.inc'; if...

Phoenix Contact ILC PLCs Denial of Service (CVE-2021-33541)

Phoenix Contact Classic Line Controllers ILC1x0 and ILC1x1 in all versions/variants are affected by a Denial-of-Service vulnerability. The communication protocols and device access do not feature authentication measures. Remote attackers can use specially crafted IP packets to cause a denial of...

Phoenix Contact ILC PLCs Cleartext Storage of Sensitive Information (CVE-2016-8366)

Webvisit in Phoenix Contact ILC PLCs offers a password macro to protect HMI pages on the PLC against casual or coincidental opening of HMI pages by the user. The password macro can be configured in a way that the password is stored and transferred in clear text. This plugin only works with...

The vulnerability of the Web Server software on Schneider Electric’s programmable logic controllers, such as Modicon M340, Modicon Quantum, and Modicon Premium, allows attackers to disclose sensitive information or cause malfunctions in the equipment.

The vulnerability of the Web Server component of Schneider Electric’s programmable logic controllers—Modicon M340, Modicon Quantum, and Modicon Premium—is due to buffer overflow attacks. Exploiting this vulnerability allows an attacker to disclose sensitive information or cause service failures b...

A Siemens S7-1500 Logic Controller Flaw Raises the Specter of Stuxnet

More than 120 models of Siemens' S7-1500 PLCs contain a serious vulnerability—and no fix is on the way...

CISA Warns of Multiple Critical Vulnerabilities Affecting Mitsubishi Electric PLCs

The U.S. Cybersecurity and Infrastructure Security Agency CISA this week released an Industrial Control Systems ICS advisory warning of multiple vulnerabilities in Mitsubishi Electric GX Works3 engineering software. "Successful exploitation of these vulnerabilities could allow unauthorized users ...

Critical Bug in Siemens SIMATIC PLCs Could Let Attackers Steal Cryptographic Keys

A vulnerability in Siemens Simatic programmable logic controller PLC can be exploited to retrieve the hard-coded, global private cryptographic keys and seize control of the devices. "An attacker can use these keys to perform multiple advanced attacks against Siemens SIMATIC devices and the relate...

The secrets of Schneider Electric’s UMAS protocol

UMAS Unified Messaging Application Services is a proprietary Schneider Electric SE protocol used to configure and monitor Schneider Electric PLCs. Schneider Electric controllers that use UMAS include Modicon M580 CPU part numbers BMEP and BMEH and Modicon M340 CPU part numbers BMXP34. Controllers...

Hacktivist Group GhostSec Compromises 55 Berghof PLCs Across Israel

A hacktivist collective called GhostSec has claimed credit for compromising as many as 55 Berghof programmable logic controllers PLCs used by Israeli organizations as part of a "Free Palestine" campaign. Industrial cybersecurity firm OTORIO, which dug deeper into the incident, said the breach was...

CVE-2022-2758

Passwords are not adequately encrypted during the communication process between all versions of LS Industrial Systems LSIS Co. Ltd LS Electric XG5000 software prior to V4.0 and LS Electric PLCs: all versions of XGK-CPUU/H/A/S/E prior to V3.50, all versions of XGI-CPUU/UD/H/S/E prior to V3.20, all...

Design/Logic Flaw

Passwords are not adequately encrypted during the communication process between all versions of LS Industrial Systems LSIS Co. Ltd LS Electric XG5000 software prior to V4.0 and LS Electric PLCs: all versions of XGK-CPUU/H/A/S/E prior to V3.50, all versions of XGI-CPUU/UD/H/S/E prior to V3.20, all...

CVE-2022-2758 Update

Passwords are not adequately encrypted during the communication process between all versions of LS Industrial Systems LSIS Co. Ltd LS Electric XG5000 software prior to V4.0 and LS Electric PLCs: all versions of XGK-CPUU/H/A/S/E prior to V3.50, all versions of XGI-CPUU/UD/H/S/E prior to V3.20, all...

CVE-2022-2758

CVE-2022-2758 involves inadequate encryption strength in LS Electric’s XG5000 software communication with LS Electric PLCs. Affected products include XG5000 (all versions prior to 4.0) and PLCs: XGK-CPUU/H/A/S/E (all versions prior to 3.50), XGI-CPUU/UD/H/S/E (prior to 3.20), XGR-CPUH (prior to 1...

CVE-2022-2758: Inadequate Encryption Strength

Passwords are not adequately encrypted during the communication process between all versions of LS Industrial Systems LSIS Co. Ltd LS Electric XG5000 software prior to V4.0 and LS Electric PLCs: all versions of XGK-CPUU/H/A/S/E prior to V3.50, all versions of XGI-CPUU/UD/H/S/E prior to V3.20, all...