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LogoFAIL Vulnerability Affects Almost Every PC Running Windows and Linux

Binarly's research team has discovered a collection of security vulnerabilities known as "LogoFAIL", which affects image parsing components within the UEFI firmware of a wide array of devices. These vulnerabilities are especially concerning because they are embedded within the reference code provided by Independent BIOS Vendors (IBVs), affecting not just a single vendor but a broad spectrum of devices that utilize this code. LogoFAIL is particularly dangerous because it allows attackers to bypass crucial security measures such as Secure Boot and Intel Boot Guard by executing a payload during the device's boot process. This is achieved by storing malicious images on the EFI System Partition or within unsigned sections of firmware updates. This method can compromise system security deeply without altering the runtime integrity of the bootloader or firmware, unlike other threats such as BlackLotus or BootHole.

The potential reach of LogoFAIL vulnerability is rather wide, with millions of consumer and enterprise-grade devices from various vendors, including ones like Intel, Acer, and Lenovo, being vulnerable. The exact list of affected devices is still undetermined, but the prevalence of the IBVs' code across numerous devices suggests that the impact could be widespread, with both Windows and Linux users being affected. Only PCs that don't allow any logotype displayed in the UEFI during the boot process are safe. Apple's Macs are secure as they don't allow any add-on images during boot, and some OEM prebuilt PCs, like the ones from Dell, don't allow images in the UEFI. Some makers like Lenovo, AMI, and Insyde have already published notes about cautiously uploading custom images to the UEFI and providing BIOS updates. Consumers and enterprises must check with their OEMs and IBVs for BIOS microcode updates to patch against this vulnerability.
Below, you can see the proof of concept in a YouTube video.

Money Message Ransomware Group Uploads Stolen MSI Data to Dark Web

MSI suffered a massive data breach at the start of April and the Taiwanese electronics company promptly alerted its customers about the cyberattack on its "information systems." A few days later it emerged that a relatively young ransomware group "Money Message" was behind the hacking effort - these cybercriminals stated that they had infiltrated MSI's internal network. Gang members proceeded to acquire sensitive company files, database information and source code. At the time, Money Message demanded that MSI pay them a ransom of $4 million, with the added threat of stolen data getting leaked to the general public on the internet (in the event of MSI failing to pay up).

Money Message has this week claimed that MSI has refused to meet their demands - as a result, an upload of stolen data started on Thursday with files appearing on the group's own website, and spreading to the dark web soon after. Binarly, a cybersecurity firm, has since analyzed the leaked files and discovered the presence of many private code signing keys within the breached data dump. Alex Matrosov, Binarly's CEO states via Twitter: "Recently, MSI USA announced a significant data breach. The data has now been made public, revealing a vast number of private keys that could affect numerous devices. FW Image Signing Keys: 57 products (and) Intel Boot Guard BPM/KM Keys: 166 products." Binary has provided a list of affected MSI devices (gaming laptops & mobile workstations) on their GitHub page.
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May 11th, 2024 11:13 EDT change timezone

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