UEFI firmware | MrHacker

Critical Firmware Vulnerability in Gigabyte Systems Exposes ~7 Million Devices

Cybersecurity researchers have found “backdoor-like behavior” within Gigabyte systems, which they say enables the UEFI firmware of the devices to drop a...

5.0K

Malware

BlackLotus Becomes First UEFI Bootkit Malware to Bypass Secure Boot on Windows 11

A stealthy Unified Extensible Firmware Interface (UEFI) bootkit called BlackLotus has become the first publicly known malware capable of bypassing Secure Boot...

2.6K

Vulnerabilities

Researchers Uncover UEFI Secure Boot Bypass in 3 Microsoft Signed Boot Loaders

A security feature bypass vulnerability has been uncovered in three signed third-party Unified Extensible Firmware Interface (UEFI) boot loaders that allow bypass...

4.1K

Malware

Experts Uncover New ‘CosmicStrand’ UEFI Firmware Rootkit Used by Chinese Hackers

An unknown Chinese-speaking threat actor has been attributed to a new kind of sophisticated Unified Extensible Firmware Interface (UEFI) firmware rootkit called...

1.8K

Malware

New UEFI Firmware Vulnerabilities Impact Several Lenovo Notebook Models

Consumer electronics maker Lenovo on Tuesday rolled out fixes to contain three security flaws in its UEFI firmware affecting over 70 product...

684

Malware

New Lenovo UEFI Firmware Vulnerabilities Affect Millions of Laptops

Three high-impact Unified Extensible Firmware Interface (UEFI) security vulnerabilities have been discovered impacting various Lenovo consumer laptop models, enabling malicious actors to...

2.4K

Malware

Chinese Hackers Spotted Using New UEFI Firmware Implant in Targeted Attacks

A previously undocumented firmware implant deployed to maintain stealthy persistence as part of a targeted espionage campaign has been linked to the...