How an Emerging Industrial Protocol Family Could Put OT at Risk
New research shows how attacks against some unprotected TSN protocols could allow attackers to disrupt or manipulate physical processes
Siemens LOGO! Soft Comfort versions prior to V9 contain critical cryptographic weaknesses, including a hardcoded AES master key that allows local attackers to decrypt project files and remove passwords, and unsalted SHA-256 password hashes vulnerable to offline brute-force attacks. Both vulnerabilities carry a CVSS score of 6.8 and could enable unauthorized access to or modification of sensitive project logic and configurations in this industrial control software used worldwide. Siemens recommends immediate updates to V9 or later, with a required hardware upgrade to LOGO! V9 BM or later to fully remediate the issues.
Read full article at CISA Advisories ↗New research shows how attacks against some unprotected TSN protocols could allow attackers to disrupt or manipulate physical processes
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