SecuritySpace - CVE-2022-34303

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CVE ID: CVE-2022-34303

Description: A flaw was found in Eurosoft bootloaders before 2022-06-01. An attacker may use this bootloader to bypass or tamper with Secure Boot protections. In order to load and execute arbitrary code in the pre- boot stage, an attacker simply needs to replace the existing signed bootloader currently in use with this bootloader. Access to the EFI System Partition is required for booting using external media.

Test IDs: None available

Cross References: Common Vulnerability Exposure (CVE) ID: CVE-2022-34303
https://edk2-docs.gitbook.io/understanding-the-uefi-secure-boot-chain/secure_boot_chain_in_uefi/uefi_secure_boot
https://www.kb.cert.org/vuls/id/309662

CVE ID:	CVE-2022-34303
Description:	A flaw was found in Eurosoft bootloaders before 2022-06-01. An attacker may use this bootloader to bypass or tamper with Secure Boot protections. In order to load and execute arbitrary code in the pre- boot stage, an attacker simply needs to replace the existing signed bootloader currently in use with this bootloader. Access to the EFI System Partition is required for booting using external media.
Test IDs:	None available
Cross References:	Common Vulnerability Exposure (CVE) ID: CVE-2022-34303 https://edk2-docs.gitbook.io/understanding-the-uefi-secure-boot-chain/secure_boot_chain_in_uefi/uefi_secure_boot https://www.kb.cert.org/vuls/id/309662