All news with #ot security tag

🔒 CISA warns of multiple high‑severity vulnerabilities in Automated Logic WebCTRL servers that could allow attackers to read, intercept, or modify BACnet communications. Known affected releases include versions earlier than v8.5, and WebCTRL 7 is end‑of‑life and unsupported. The advisory describes three CVEs — CVE-2026-25086 (port binding impersonation), CVE-2026-32666 (BACnet packet spoofing), and CVE-2026-24060 (cleartext transmission, CVSS 9.1) — and urges operators to upgrade to supported releases with BACnet/SC, implement TLS/mutual authentication where available, and apply network segmentation, access controls, and vendor secure configuration best practices to reduce exposure.

🔒 CrowdStrike Falcon Platform for Government now includes Falcon for XIoT, delivering FedRAMP High–authorized visibility and protection for connected and operational technology assets. The solution provides native, zero‑touch XIoT asset discovery with deep protocol support and ICS vendor validation to preserve operational continuity across critical infrastructure. It also leverages AI-powered risk prioritization to surface and rank high‑risk conditions across converged IT/OT environments.

🔒 Fortinet has been named a Challenger in the 2026 Gartner Magic Quadrant for Cyber-Physical Systems (CPS) Protection Platforms. The recognition underscores the capabilities of the Fortinet OT Security Platform to secure converged IT/OT environments through deep OT visibility, protocol-aware segmentation, and integrated networking and security. Fortinet emphasizes unified management, ruggedized firewalls, secure SD-WAN, ZTNA, NAC, and AI-driven operations to reduce risk while preserving uptime and safety in industrial settings.

🔒 Fortinet was named a Challenger in the 2026 Gartner Magic Quadrant for Cyber-Physical Systems Protection Platforms, highlighting recognition of the Fortinet OT Security Platform. The vendor positions its solution as a unified approach that delivers OT-aware controls—automated discovery, protocol visibility, segmentation, and ruggedized firewalls—while avoiding disruption to uptime and safety. Fortinet emphasizes integrated networking and security to reduce complexity and accelerate detection and response across converged IT/OT environments.

⚠️ Siemens has issued updates for Heliox EV chargers after identifying an improper access control vulnerability that could allow an attacker to reach unauthorized services via the charging cable. Affected models include the Heliox Flex 180 kW and Heliox Mobile DC 40 kW stations. Siemens recommends applying the provided over-the-air (OTA) updates and contacting customer support for patch rollout details. CVE-2025-27769 is rated CVSS v3.1 2.6 (Low) and categorized as CWE-923.

⚠️ CISA published an advisory for Trane Tracer SC, Tracer SC+, and Tracer Concierge reporting five vulnerabilities that could lead to information disclosure, arbitrary command execution, or denial-of-service. The issues (CVE-2026-28252 through CVE-2026-28256) include broken cryptography, excessive memory allocation, missing authorization, and hard-coded credentials/constants. Affected builds include Tracer SC < v4.4_SP7 and Tracer SC+/Concierge < v6.3.2310; Trane released Tracer SC+ v6.30.2313 to address these flaws. CISA advises isolating control networks, restricting remote access, applying vendor updates, and following ICS defensive best practices.

⚠️ Zero trust principles deliver measurable gains in enterprise IT, but they often miss dominant failure modes in IoT and OT. The author argues that zero trust assumes explicit, identity-centric and continuously enforceable trust, while IoT/OT systems rely on implicit, durable trust relationships and centralized control paths. Adopt the unified linkage model (ULM) to map adjacency, inheritance and trust propagation, and prioritize protection of management planes, firmware update paths and vendor integrations.

⚠️ Lantronix EDS3000PS and EDS5000 devices contain multiple critical vulnerabilities, including OS command injection and authentication bypass, some exploitable without authentication, that can result in root-level code execution. Affected firmware versions include EDS3000PS 3.1.0.0R2 and EDS5000 2.1.0.0R3, with several CVEs rated CVSS 9.8. Lantronix has published firmware updates to 3.2.0.0R2 and 2.2.0.0R1. Operators should apply updates, restrict network exposure, and follow CISA mitigation guidance.

⚠️CISA warns that Honeywell IQ4x Building Management System controllers expose a factory-default web HMI without authentication (tracked as CVE-2026-3611). An unauthenticated actor able to reach the HTTP interface can create administrative accounts via the U.htm function, gain full read/write control, and potentially lock out legitimate operators. Honeywell has not issued a patch; apply network mitigations immediately.

⚠️ Legacy operational technology in critical plants — often running unsupported systems like Windows XP and using insecure protocols — represents a persistent and escalating cyber risk. The author, an experienced OT security practitioner, identifies three main blockers: the taboo of planned downtime, cultural and language gaps between IT and OT teams, and diffused budget and accountability. He documents a typical attack chain that begins in IT, moves laterally through poorly segmented networks, and exploits unmonitored legacy controllers, and recommends a pragmatic, phased response: risk-based inventory, IEC 62443-aligned segmentation, OT-aware monitoring, compensating controls and stepwise modernization to reduce exposure without halting production.

🛡️ An Out‑of‑Bounds Write vulnerability in the DOPSoft DPAX parser of CNCSoft‑G2 (CVE‑2026‑3094) can lead to remote code execution on affected devices. The flaw affects versions prior to V2.1.0.39 and has a CVSS v3.1 score of 7.8 (High). Although exploitation requires local access and is not remotely exploitable, Delta recommends updating to V2.1.0.39 to remediate the issue and CISA advises reducing network exposure and following ICS security best practices.

⚠️ Dragos reports that multiple state-affiliated threat groups have shifted from long-term access to actively mapping and preparing disruptive attacks against industrial control systems. Adversaries tracked as Voltzite, Kamacite, Electrum, and others have been observed harvesting engineering workstation files, scanning device types to map control loops, and staging wiper and firmware-corruption capabilities. The access-broker model — exemplified by Sylvanite handing footholds to operational teams — shortens the timeline from intrusion to operational readiness. With under 10% of OT environments monitored, many sites lack the visibility needed to detect or respond to these preparations.

🔒 Hitachi Energy disclosed multiple vulnerabilities in the RTU500 series CMU firmware that may reveal limited user-management data or cause device outages. The issues span improper permission handling, input validation gaps, uncontrolled recursion, and unbounded memory allocation, with CVSS scores up to 7.5. Vendor fixes are available — update to CMU Firmware 12.7.8, 13.7.8 (or later), or 13.8.2 as applicable — and apply recommended network mitigations until devices are patched.

⚠ The Mitsubishi Electric MELSEC iQ-F Series FX5-ENET/IP and FX5-EIP modules contain multiple denial-of-service vulnerabilities that can be triggered by continuous UDP packet streams. The issues have a CVSS 3.1 base score of 7.5 and include an always-incorrect control flow flaw and improper resource shutdown conditions. Mitsubishi released an update for FX5-ENET/IP (v1.107 or later); fixes for FX5-EIP are planned and mitigations are recommended where no fix is available.

⚠ Operation Epic Fury — the US administration's sustained kinetic pressure on core Iranian regime assets — creates an immediate layer of operational risk for multinationals with people, infrastructure, or supply dependencies in the Middle East and beyond. Briefings from Washington offer situational context but do not capture the operational exposure that surfaces as hostilities begin. CISOs, CSOs, and chief risk officers must validate assumptions, set evacuation and wellness protocols, and apply travel thresholds. Cyber posture should be hardened with accelerated patching, edge device controls, and OT segmentation to reduce attack surface.

🔒 Yokogawa has issued patches for multiple Vnet/IP vulnerabilities affecting CENTUM VP R6 and R7 interface packages that could allow denial-of-service or, in one case, arbitrary code execution. Affected packages (VP6C3300 and VP7C3300) at or below R1.07.00 are vulnerable; the flaws are tracked as CVE-2025-1924 and CVE-2025-48019 through CVE-2025-48023. CISA reports CVSS scores up to 6.9 (MEDIUM) and recommends applying vendor patch R1.08.00 and following advisory YSAR-26-0002 for implementation guidance.

🔒 CISA reports an authentication bypass vulnerability (CVE-2026-1241) affecting Pelco Sarix Professional 3 Series IP cameras running firmware <=02.52. Successful exploitation can permit unauthenticated access to live video streams and sensitive device data, creating privacy, operational, and compliance risks across multiple critical infrastructure sectors. Pelco has released firmware 02.53 to address the issue; users should update promptly and follow network hardening guidance such as isolating camera networks, minimizing internet exposure, and placing devices behind firewalls.

⚠️ Copeland has released patches addressing numerous severe vulnerabilities in XWEB and XWEB Pro appliances that may allow authentication bypass, remote code execution, denial-of-service, path traversal, and memory corruption. Affected firmware includes XWEB 300D PRO, 500D PRO, and 500B PRO running version 1.12.1 or earlier. Several issues are rated high or critical, including one pre-authentication vulnerability with a CVSS v3.1 score of 10.0. Administrators should apply vendor updates immediately and minimize device exposure on untrusted networks.

⚠️ Johnson Controls Frick Controls Quantum HD (versions <= 10.22) contains multiple critical vulnerabilities that can allow pre‑authentication remote code execution, code injection, information disclosure, and denial of service. CISA catalogs six CVEs, including four critical code/OS injection issues (CVSS 9.1), a high severity path traversal (CVSS 7.5), and a medium severity plaintext credential issue (CVSS 6.2). The vendor designates versions 10.22–11 as legacy and recommends upgrading to Quantum HD Unity version 12 or higher, applying the vendor hardening guidance, and following network isolation and access best practices.

📡 Fortinet announced Alliance Partnerships with Parsec Technologies and Westermo to deliver ruggedized, rapidly deployable secure connectivity for mobile and fixed cyber-physical systems. The Parsec Emergency Connectivity Kit (ECK) packages preconfigured Fortinet devices with rugged enclosures and high-gain antennas for quick field deployment, available as Bloodhound (mobility) and Pitbull (resilience) models. Westermo integration brings WeOS switches and cellular routers into the Fortinet Security Fabric via IPsec, while FortiAuthenticator and FortiPAM extend identity and privileged access controls for industrial sites.