Epyc 75f3 Firmware
by AMD
CVEs (95)
| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2023-20520 | Cri | 0.64 | 9.8 | 0.01 | May 9, 2023 | 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-2021-26379 | Cri | 0.64 | 9.8 | 0.01 | May 9, 2023 | 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 | Cri | 0.59 | 9.1 | 0.01 | May 9, 2023 | 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-2021-46769 | Hig | 0.57 | 8.8 | 0.01 | May 9, 2023 | 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-2021-26340 | Hig | 0.55 | 8.4 | 0.00 | Dec 10, 2021 | A malicious hypervisor in conjunction with an unprivileged attacker process inside an SEV/SEV-ES guest VM may fail to flush the Translation Lookaside Buffer (TLB) resulting in unexpected behavior inside the virtual machine (VM). | ||
| CVE-2024-21980 | Hig | 0.51 | 7.9 | 0.00 | Aug 5, 2024 | 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-2021-26398 | 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-2021-46771 | Hig | 0.51 | 7.8 | 0.00 | May 10, 2022 | 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-2021-26353 | Hig | 0.51 | 7.8 | 0.00 | May 10, 2022 | 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-2021-26324 | Hig | 0.51 | 7.8 | 0.00 | May 10, 2022 | A bug with the SEV-ES TMR may lead to a potential loss of memory integrity for SNP-active VMs. | ||
| CVE-2021-26335 | Hig | 0.51 | 7.8 | 0.00 | Nov 16, 2021 | Improper input and range checking in the AMD Secure Processor (ASP) boot loader image header may allow an attacker to use attacker-controlled values prior to signature validation potentially resulting in arbitrary code execution. | ||
| CVE-2021-26331 | Hig | 0.51 | 7.8 | 0.00 | Nov 16, 2021 | AMD System Management Unit (SMU) contains a potential issue where a malicious user may be able to manipulate mailbox entries leading to arbitrary code execution. | ||
| CVE-2021-26323 | Hig | 0.51 | 7.8 | 0.00 | Nov 16, 2021 | Failure to validate SEV Commands while SNP is active may result in a potential impact to memory integrity. | ||
| CVE-2021-26315 | Hig | 0.51 | 7.8 | 0.00 | Nov 16, 2021 | When the AMD Platform Security Processor (PSP) boot rom loads, authenticates, and subsequently decrypts an encrypted FW, due to insufficient verification of the integrity of decrypted image, arbitrary code may be executed in the PSP when encrypted firmware images are used. | ||
| CVE-2020-12961 | Hig | 0.51 | 7.8 | 0.00 | Nov 16, 2021 | A potential vulnerability exists in AMD Platform Security Processor (PSP) that may allow an attacker to zero any privileged register on the System Management Network which may lead to bypassing SPI ROM protections. | ||
| CVE-2020-12944 | Hig | 0.51 | 7.8 | 0.00 | Nov 16, 2021 | Insufficient validation of BIOS image length by ASP Firmware could lead to arbitrary code execution. | ||
| CVE-2021-26326 | Hig | 0.51 | 7.8 | 0.00 | Nov 16, 2021 | Failure to validate VM_HSAVE_PA during SNP_INIT may result in a loss of memory integrity. | ||
| CVE-2023-20578 | Hig | 0.49 | 7.5 | 0.00 | Aug 13, 2024 | A TOCTOU (Time-Of-Check-Time-Of-Use) in SMM may allow an attacker with ring0 privileges and access to the BIOS menu or UEFI shell to modify the communications buffer potentially resulting in arbitrary code execution. | ||
| CVE-2023-20524 | Hig | 0.49 | 7.5 | 0.00 | May 9, 2023 | 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. |
- risk 0.64cvss 9.8epss 0.01
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.
- risk 0.64cvss 9.8epss 0.01
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.
- risk 0.59cvss 9.1epss 0.01
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. …
- risk 0.57cvss 8.8epss 0.01
Insufficient syscall input validation in the ASP Bootloader may allow a privileged attacker to execute arbitrary DMA copies, which can lead to code execution.
- risk 0.55cvss 8.4epss 0.00
A malicious hypervisor in conjunction with an unprivileged attacker process inside an SEV/SEV-ES guest VM may fail to flush the Translation Lookaside Buffer (TLB) resulting in unexpected behavior inside the virtual machine (VM).
- risk 0.51cvss 7.9epss 0.00
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.
- 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 0.51cvss 7.8epss 0.00
Insufficient validation of addresses in AMD Secure Processor (ASP) firmware system call may potentially lead to arbitrary code execution by a compromised user application.
- risk 0.51cvss 7.8epss 0.00
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.
- risk 0.51cvss 7.8epss 0.00
A bug with the SEV-ES TMR may lead to a potential loss of memory integrity for SNP-active VMs.
- risk 0.51cvss 7.8epss 0.00
Improper input and range checking in the AMD Secure Processor (ASP) boot loader image header may allow an attacker to use attacker-controlled values prior to signature validation potentially resulting in arbitrary code execution.
- risk 0.51cvss 7.8epss 0.00
AMD System Management Unit (SMU) contains a potential issue where a malicious user may be able to manipulate mailbox entries leading to arbitrary code execution.
- risk 0.51cvss 7.8epss 0.00
Failure to validate SEV Commands while SNP is active may result in a potential impact to memory integrity.
- risk 0.51cvss 7.8epss 0.00
When the AMD Platform Security Processor (PSP) boot rom loads, authenticates, and subsequently decrypts an encrypted FW, due to insufficient verification of the integrity of decrypted image, arbitrary code may be executed in the PSP when encrypted firmware images are used.
- risk 0.51cvss 7.8epss 0.00
A potential vulnerability exists in AMD Platform Security Processor (PSP) that may allow an attacker to zero any privileged register on the System Management Network which may lead to bypassing SPI ROM protections.
- risk 0.51cvss 7.8epss 0.00
Insufficient validation of BIOS image length by ASP Firmware could lead to arbitrary code execution.
- risk 0.51cvss 7.8epss 0.00
Failure to validate VM_HSAVE_PA during SNP_INIT may result in a loss of memory integrity.
- risk 0.49cvss 7.5epss 0.00
A TOCTOU (Time-Of-Check-Time-Of-Use) in SMM may allow an attacker with ring0 privileges and access to the BIOS menu or UEFI shell to modify the communications buffer potentially resulting in arbitrary code execution.
- risk 0.49cvss 7.5epss 0.00
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.
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