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Attack campaign on edge appliance: undetected since 2021 and resists firmware update

Tech Republic Security

A possible Chinese attack campaign on compromised unpatched SonicWall SMA edge devices stayed undetected since 2021 and could persist even through firmware updates. The post Attack campaign on edge appliance: undetected since 2021 and resists firmware update appeared first on TechRepublic.

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New Lenovo UEFI Firmware Vulnerabilities Affect Millions of Laptops

The Hacker News

Three high-impact Unified Extensible Firmware Interface (UEFI) security vulnerabilities have been discovered impacting various Lenovo consumer laptop models, enabling malicious actors to deploy and execute firmware implants on the affected devices.

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Exploited Vulnerability Targets Arcadyan Firmware Routers

Heimadal Security

A new vulnerability in home routers that run Arcadyan firmware wreaks havoc in the world of cybersecurity, being actively taken advantage of by threat actors. This exploited vulnerability is now classified as CVE-2021-20090 and the danger is that hackers can use this to skip the authentication procedure.

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Some firmware bugs in HP business devices are yet to be fixed

Security Affairs

Six high-severity firmware bugs affecting several HP Enterprise devices are yet to be patched, some of them since July 2021. When a code is sent to the SMM, the operating system is suspended and a portion of the UEFI/BIOS firmware executes various commands with elevated privileges and with access to all the data and hardware.

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Firmware attacks, a grey area in cybersecurity of organizations

Security Affairs

A new report published by Microsoft revealed that 80% of global enterprises were victims of a firmware-focused cyberattack. The study pointed out that only 29% of the targeted organizations have allocated budgets to protect firmware. Firmware vulnerabilities are also exacerbated by a lack of awareness and a lack of automation.”

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HP addressed 16 UEFI firmware flaws impacting laptops, desktops, PoS systems

Security Affairs

Researchers disclosed 16 high-severity flaws in different implementations of Unified Extensible Firmware Interface (UEFI) firmware impacting multiple HP enterprise devices. High CVE-2021-39298 BRLY-2021-004 SMM callout (privilege escalation) 8.8 High CVE-2022-23932 BRLY-2021-040 SMM callout (privilege escalation) 8.2

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Intel addresses 2 high-severity issues in BIOS firmware of several processors

Security Affairs

Intel disclosed two high-severity vulnerabilities, tracked as CVE-2021-0157 and CVE-2021-0158, that affect the BIOS firmware in several processor families. Intel disclosed two high-severity vulnerabilities that affect the BIOS firmware in several processor families, both vulnerabilities have received a CVSS v3 score of 8.2.

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