"Sierra:21" vulnerabilities impact critical infrastructure routers

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. [...]

access attacks authentication authentication bypass bypass code code execution critical critical infrastructure cross-site denial of service denial of service attacks hardware impact infrastructure iot remote code remote code execution routers scripting security service sierra threaten unauthorized access vulnerabilities