Epyc 7743 Firmware
by AMD
CVEs (16)
| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2021-26398 | Hig | 0.51 | 7.8 | 0.00 | Jan 11, 2023 | 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-2021-26316 | Hig | 0.51 | 7.8 | 0.00 | Jan 11, 2023 | 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-2023-20531 | Hig | 0.49 | 7.5 | 0.01 | Jan 11, 2023 | Insufficient bound checks in the SMU may allow an attacker to update the SRAM from/to address space to an invalid value potentially resulting in a denial of service. | ||
| CVE-2023-20530 | Hig | 0.49 | 7.5 | 0.01 | Jan 11, 2023 | Insufficient input validation of BIOS mailbox messages in SMU may result in out-of-bounds memory reads potentially resulting in a denial of service. | ||
| CVE-2023-20529 | Hig | 0.49 | 7.5 | 0.01 | Jan 11, 2023 | Insufficient bound checks in the SMU may allow an attacker to update the from/to address space to an invalid value potentially resulting in a denial of service. | ||
| CVE-2021-26402 | Hig | 0.46 | 7.1 | 0.00 | Jan 11, 2023 | Insufficient bounds checking in ASP (AMD Secure Processor) firmware while handling BIOS mailbox commands, may allow an attacker to write partially-controlled data out-of-bounds to SMM or SEV-ES regions which may lead to a potential loss of integrity and availability. | ||
| CVE-2023-20527 | Med | 0.42 | 6.5 | 0.01 | Jan 11, 2023 | Improper syscall input validation in the ASP Bootloader may allow a privileged attacker to read memory out-of-bounds, potentially leading to a denial-of-service. | ||
| CVE-2023-20525 | Med | 0.42 | 6.5 | 0.01 | Jan 11, 2023 | Insufficient syscall input validation in the ASP Bootloader may allow a privileged attacker to read memory outside the bounds of a mapped register potentially leading to a denial of service. | ||
| CVE-2023-20523 | Med | 0.37 | 5.7 | 0.00 | Jan 11, 2023 | TOCTOU in the ASP may allow a physical attacker to write beyond the buffer bounds, potentially leading to a loss of integrity or denial of service. | ||
| CVE-2021-26355 | Med | 0.36 | 5.5 | 0.00 | Jan 11, 2023 | Insufficient fencing and checks in System Management Unit (SMU) may result in access to invalid message port registers that could result in a potential denial-of-service. | ||
| CVE-2021-26343 | Med | 0.36 | 5.5 | 0.00 | Jan 11, 2023 | Insufficient validation in ASP BIOS and DRTM commands may allow malicious supervisor x86 software to disclose the contents of sensitive memory which may result in information disclosure. | ||
| CVE-2023-20532 | Med | 0.34 | 5.3 | 0.01 | Jan 11, 2023 | Insufficient input validation in the SMU may allow an attacker to improperly lock resources, potentially resulting in a denial of service. | ||
| CVE-2023-20594 | Med | 0.29 | 4.4 | 0.00 | Sep 20, 2023 | Improper initialization of variables in the DXE driver may allow a privileged user to leak sensitive information via local access. | ||
| CVE-2021-26396 | Med | 0.29 | 4.4 | 0.00 | Jan 11, 2023 | Insufficient validation of address mapping to IO in ASP (AMD Secure Processor) may result in a loss of memory integrity in the SNP guest. | ||
| CVE-2021-26328 | Med | 0.29 | 4.4 | 0.00 | Jan 11, 2023 | Failure to verify the mode of CPU execution at the time of SNP_INIT may lead to a potential loss of memory integrity for SNP guests. | ||
| CVE-2023-20528 | Low | 0.16 | 2.4 | 0.00 | Jan 11, 2023 | Insufficient input validation in the SMU may allow a physical attacker to exfiltrate SMU memory contents over the I2C bus potentially leading to a loss of confidentiality. |
- risk 0.51cvss 7.8epss 0.00
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.
- risk 0.51cvss 7.8epss 0.00
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.
- risk 0.49cvss 7.5epss 0.01
Insufficient bound checks in the SMU may allow an attacker to update the SRAM from/to address space to an invalid value potentially resulting in a denial of service.
- risk 0.49cvss 7.5epss 0.01
Insufficient input validation of BIOS mailbox messages in SMU may result in out-of-bounds memory reads potentially resulting in a denial of service.
- risk 0.49cvss 7.5epss 0.01
Insufficient bound checks in the SMU may allow an attacker to update the from/to address space to an invalid value potentially resulting in a denial of service.
- risk 0.46cvss 7.1epss 0.00
Insufficient bounds checking in ASP (AMD Secure Processor) firmware while handling BIOS mailbox commands, may allow an attacker to write partially-controlled data out-of-bounds to SMM or SEV-ES regions which may lead to a potential loss of integrity and availability.
- risk 0.42cvss 6.5epss 0.01
Improper syscall input validation in the ASP Bootloader may allow a privileged attacker to read memory out-of-bounds, potentially leading to a denial-of-service.
- risk 0.42cvss 6.5epss 0.01
Insufficient syscall input validation in the ASP Bootloader may allow a privileged attacker to read memory outside the bounds of a mapped register potentially leading to a denial of service.
- risk 0.37cvss 5.7epss 0.00
TOCTOU in the ASP may allow a physical attacker to write beyond the buffer bounds, potentially leading to a loss of integrity or denial of service.
- risk 0.36cvss 5.5epss 0.00
Insufficient fencing and checks in System Management Unit (SMU) may result in access to invalid message port registers that could result in a potential denial-of-service.
- risk 0.36cvss 5.5epss 0.00
Insufficient validation in ASP BIOS and DRTM commands may allow malicious supervisor x86 software to disclose the contents of sensitive memory which may result in information disclosure.
- risk 0.34cvss 5.3epss 0.01
Insufficient input validation in the SMU may allow an attacker to improperly lock resources, potentially resulting in a denial of service.
- risk 0.29cvss 4.4epss 0.00
Improper initialization of variables in the DXE driver may allow a privileged user to leak sensitive information via local access.
- risk 0.29cvss 4.4epss 0.00
Insufficient validation of address mapping to IO in ASP (AMD Secure Processor) may result in a loss of memory integrity in the SNP guest.
- risk 0.29cvss 4.4epss 0.00
Failure to verify the mode of CPU execution at the time of SNP_INIT may lead to a potential loss of memory integrity for SNP guests.
- risk 0.16cvss 2.4epss 0.00
Insufficient input validation in the SMU may allow a physical attacker to exfiltrate SMU memory contents over the I2C bus potentially leading to a loss of confidentiality.