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Attackers Can Upload Malware in System Management Mode and Disable Secure BootMultiple high-severity vulnerabilities in Gigabyte's UEFI firmware could enable attackers to execute arbitrary code within System Management Mode, granting persistent and nearly undetectable control over affected systems, cybersecurity researchers reported.
Web PLC Malware Holds Potential for Catastrophic IncidentsFusty and fussy operational technology devices are probably the farthest things away from a web server. Except - not anymore. But web servers embedded into industrial firmware are also a potential bonanza for hackers, say researchers from the Georgia Institute of Technology.
UEFI Feature Flashing Corporate Logo Can Enable Malware DeploymentHackers could use a firmware specification designed to flash a corporate logo during computer bootup to deliver a malicious payload that circumvents the industry standard for only loading trusted operating systems. The flaw stems from graphic image parsers embedded into system firmware.