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CVE-2025-54603 gave attackers an opening to disrupt critical operational technology (OT) environments and steal data from them.
Malicious actors have been observed exploiting a now-patched critical security flaw impacting Erlang/Open Telecom Platform (OTP) SSH as early as beginning of May 2025, with about 70% of detections originating from firewalls protecting operational technology (OT) networks
A set of 21 newly discovered vulnerabilities impact Sierra OT/IoT routers and threaten critical infrastructure with remote code execution, unauthorized access, cross-site scripting, authentication bypass, and denial of service attacks. [...]