Amd Epyc 7573X Firmware vulnerabilities

CVE-2023-20520 [CRITICAL] CWE-787 CVE-2023-20520: Improper access control settings in ASP Bootloader may allow an attacker to corrupt the return addre Improper access control settings in ASP Bootloader may allow an attacker to corrupt the return address causing a stack-based buffer overrun potentially leading to arbitrary code execution.

CVE-2023-20591 [CRITICAL] CWE-665 CVE-2023-20591: Improper re-initialization of IOMMU during the DRTM event may permit an untrusted platform configura Improper re-initialization of IOMMU during the DRTM event may permit an untrusted platform configuration to persist, allowing an attacker to read or modify hypervisor memory, potentially resulting in loss of confidentiality, integrity, and availability.

CVE-2021-46769 [HIGH] CWE-20 CVE-2021-46769: Insufficient syscall input validation in the ASP Bootloader may allow a privileged attacker to execu Insufficient syscall input validation in the ASP Bootloader may allow a privileged attacker to execute arbitrary DMA copies, which can lead to code execution.

CVE-2021-26379 [CRITICAL] CVE-2021-26379: Insufficient input validation of mailbox data in the SMU may allow an attacker to coerce the SMU to Insufficient input validation of mailbox data in the SMU may allow an attacker to coerce the SMU to corrupt SMRAM, potentially leading to a loss of integrity and privilege escalation.

CVE-2021-46756 [CRITICAL] CWE-20 CVE-2021-46756: Insufficient validation of inputs in SVC_MAP_USER_STACK in the ASP (AMD Secure Processor) bootloader Insufficient validation of inputs in SVC_MAP_USER_STACK in the ASP (AMD Secure Processor) bootloader may allow an attacker with a malicious Uapp or ABL to send malformed or invalid syscall to the bootloader resulting in a potential denial of service and loss of integrity.

CVE-2021-46762 [CRITICAL] CWE-20 CVE-2021-46762: Insufficient input validation in the SMU may allow an attacker to corrupt SMU SRAM potentially leadi Insufficient input validation in the SMU may allow an attacker to corrupt SMU SRAM potentially leading to a loss of integrity or denial of service.

CVE-2023-20566 [HIGH] CVE-2023-20566: Improper address validation in ASP with SNP enabled may potentially allow an attacker to compromise Improper address validation in ASP with SNP enabled may potentially allow an attacker to compromise guest memory integrity.

CVE-2023-20524 [HIGH] CWE-787 CVE-2023-20524: An attacker with a compromised ASP could possibly send malformed commands to an ASP on another CPU, An attacker with a compromised ASP could possibly send malformed commands to an ASP on another CPU, resulting in an out of bounds write, potentially leading to a loss a loss of integrity.

CVE-2021-26344 [HIGH] CWE-787 CVE-2021-26344: An out of bounds memory write when processing the AMD PSP1 Configuration Block (APCB) could allow an An out of bounds memory write when processing the AMD PSP1 Configuration Block (APCB) could allow an attacker with access the ability to modify the BIOS image, and the ability to sign the resulting image, to potentially modify the APCB block resulting in arbitrary code execution.

CVE-2021-46771 [HIGH] CWE-20 CVE-2021-46771: Insufficient validation of addresses in AMD Secure Processor (ASP) firmware system call may potentia Insufficient validation of addresses in AMD Secure Processor (ASP) firmware system call may potentially lead to arbitrary code execution by a compromised user application.

CVE-2021-26316 [HIGH] CWE-20 CVE-2021-26316: Failure to validate the communication buffer and communication service in the BIOS may allow an atta Failure to validate the communication buffer and communication service in the BIOS may allow an attacker to tamper with the buffer resulting in potential SMM (System Management Mode) arbitrary code execution.

CVE-2021-26398 [HIGH] CWE-787 CVE-2021-26398: Insufficient input validation in SYS_KEY_DERIVE system call in a compromised user application or ABL Insufficient input validation in SYS_KEY_DERIVE system call in a compromised user application or ABL may allow an attacker to corrupt ASP (AMD Secure Processor) OS memory which may lead to potential arbitrary code execution.

CVE-2021-46763 [HIGH] CWE-787 CVE-2021-46763: Insufficient input validation in the SMU may enable a privileged attacker to write beyond the intend Insufficient input validation in the SMU may enable a privileged attacker to write beyond the intended bounds of a shared memory buffer potentially leading to a loss of integrity.

CVE-2021-26356 [HIGH] CWE-367 CVE-2021-26356: A TOCTOU in ASP bootloader may allow an attacker to tamper with the SPI ROM following data read to m A TOCTOU in ASP bootloader may allow an attacker to tamper with the SPI ROM following data read to memory potentially resulting in S3 data corruption and information disclosure.

CVE-2024-21980 [HIGH] CWE-119 CVE-2024-21980: Improper restriction of write operations in SNP firmware could allow a malicious hypervisor to poten Improper restriction of write operations in SNP firmware could allow a malicious hypervisor to potentially overwrite a guest's memory or UMC seed resulting in loss of confidentiality and integrity.

CVE-2021-26324 [HIGH] CVE-2021-26324: A bug with the SEV-ES TMR may lead to a potential loss of memory integrity for SNP-active VMs. A bug with the SEV-ES TMR may lead to a potential loss of memory integrity for SNP-active VMs.

CVE-2021-26353 [HIGH] CWE-665 CVE-2021-26353: Failure to validate inputs in SMM may allow an attacker to create a mishandled error leaving the DRT Failure to validate inputs in SMM may allow an attacker to create a mishandled error leaving the DRTM UApp in a partially initialized state potentially resulting in loss of memory integrity.

CVE-2021-46774 [HIGH] CVE-2021-46774: Insufficient DRAM address validation in System Management Unit (SMU) may allow an attacker to read/w Insufficient DRAM address validation in System Management Unit (SMU) may allow an attacker to read/write from/to an invalid DRAM address, potentially resulting in denial-of-service.

CVE-2022-23818 [HIGH] CWE-20 CVE-2022-23818: Insufficient input validation on the model specific register: VM_HSAVE_PA may potentially lead to lo Insufficient input validation on the model specific register: VM_HSAVE_PA may potentially lead to loss of SEV-SNP guest memory integrity.

CVE-2023-20533 [HIGH] CVE-2023-20533: Insufficient DRAM address validation in System Management Unit (SMU) may allow an attacker to read/w Insufficient DRAM address validation in System Management Unit (SMU) may allow an attacker to read/write from/to an invalid DRAM address, potentially resulting in denial-of-service.