All the vulnerabilites related to AMD - 2nd Gen EPYC
cve-2023-20528
Vulnerability from cvelistv5
Published
2023-01-10 20:57
Modified
2024-08-02 09:05
Severity
Summary
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.
References
| URL | Tags |
|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| Vendor | Product |
|---|---|
| AMD | 2nd Gen EPYC |
| AMD | 3rd Gen EPYC |
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cve-2022-23813
Vulnerability from cvelistv5
Published
2023-01-10 20:56
Modified
2024-08-03 03:51
Severity
Summary
The software interfaces to ASP and SMU may not enforce the SNP memory security policy resulting in a potential loss of integrity of guest memory in a confidential compute environment.
References
| URL | Tags |
|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| Vendor | Product |
|---|---|
| AMD | 2nd Gen EPYC |
| AMD | 3rd Gen EPYC |
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cve-2021-26403
Vulnerability from cvelistv5
Published
2023-01-10 20:56
Modified
2024-08-03 20:26
Severity
Summary
Insufficient checks in SEV may lead to a malicious hypervisor disclosing the launch secret potentially resulting in compromise of VM confidentiality.
References
| URL | Tags |
|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| Vendor | Product |
|---|---|
| AMD | 1st Gen EPYC |
| AMD | 2nd Gen EPYC |
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cve-2021-46768
Vulnerability from cvelistv5
Published
2023-01-10 20:56
Modified
2024-08-04 05:17
Severity
Summary
Insufficient input validation in SEV firmware may allow an attacker to perform out-of-bounds memory reads within the ASP boot loader, potentially leading to a denial of service.
References
| URL | Tags |
|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| Vendor | Product |
|---|---|
| AMD | 2nd Gen EPYC |
| AMD | 3rd Gen EPYC |
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cve-2021-46767
Vulnerability from cvelistv5
Published
2023-01-10 20:56
Modified
2024-08-04 05:17
Severity
Summary
Insufficient input validation in the ASP may allow an attacker with physical access, unauthorized write access to memory potentially leading to a loss of integrity or denial of service.
References
| URL | Tags |
|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| Vendor | Product |
|---|---|
| AMD | 2nd Gen EPYC |
| AMD | 3rd Gen EPYC |
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cve-2021-26407
Vulnerability from cvelistv5
Published
2023-01-10 20:56
Modified
2024-08-03 20:26
Severity
Summary
A randomly generated Initialization Vector (IV) may lead to a collision of IVs with the same key potentially resulting in information disclosure.
References
| URL | Tags |
|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| Vendor | Product |
|---|---|
| AMD | 2nd Gen EPYC |
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cve-2021-46779
Vulnerability from cvelistv5
Published
2023-01-10 20:56
Modified
2024-08-04 05:17
Severity
Summary
Insufficient input validation in SVC_ECC_PRIMITIVE 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 loss of integrity and availability.
References
| URL | Tags |
|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| Vendor | Product |
|---|---|
| AMD | 1st Gen EPYC |
| AMD | 2nd Gen EPYC |
| AMD | 3rd Gen EPYC |
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cve-2023-20529
Vulnerability from cvelistv5
Published
2023-01-10 20:57
Modified
2024-08-02 09:05
Severity
Summary
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.
References
| URL | Tags |
|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| Vendor | Product |
|---|---|
| AMD | 2nd Gen EPYC |
| AMD | 3rd Gen EPYC |
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cve-2023-20522
Vulnerability from cvelistv5
Published
2023-01-10 20:56
Modified
2024-08-02 09:05
Severity
Summary
Insufficient input validation in ASP may allow an attacker with a malicious BIOS to potentially cause a denial of service.
References
| URL | Tags |
|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| Vendor | Product |
|---|---|
| AMD | 2nd Gen EPYC |
| AMD | 3rd Gen EPYC |
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cve-2021-26398
Vulnerability from cvelistv5
Published
2023-01-10 20:56
Modified
2024-08-03 20:26
Severity
Summary
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.
References
| URL | Tags |
|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| Vendor | Product |
|---|---|
| AMD | 1st Gen EPYC |
| AMD | 2nd Gen EPYC |
| AMD | 3rd Gen EPYC |
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cve-2021-39298
Vulnerability from cvelistv5
Published
2022-02-16 16:38
Modified
2024-08-04 02:06
Severity
Summary
A potential vulnerability in AMD System Management Mode (SMM) interrupt handler may allow an attacker with high privileges to access the SMM resulting in arbitrary code execution which could be used by malicious actors to bypass security mechanisms provided in the UEFI firmware.
References
Impacted products
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cve-2023-20531
Vulnerability from cvelistv5
Published
2023-01-10 20:57
Modified
2024-08-02 09:05
Severity
Summary
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.
References
| URL | Tags |
|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| Vendor | Product |
|---|---|
| AMD | 2nd Gen EPYC |
| AMD | 3rd Gen EPYC |
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cve-2023-20527
Vulnerability from cvelistv5
Published
2023-01-10 20:57
Modified
2024-08-02 09:05
Severity
Summary
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.
References
| URL | Tags |
|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| Vendor | Product |
|---|---|
| AMD | 1st Gen EPYC |
| AMD | 2nd Gen EPYC |
| AMD | 3rd Gen EPYC |
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cve-2021-26402
Vulnerability from cvelistv5
Published
2023-01-10 20:56
Modified
2024-08-03 20:26
Severity
Summary
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.
References
| URL | Tags |
|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| Vendor | Product |
|---|---|
| AMD | 2nd Gen EPYC |
| AMD | 3rd Gen EPYC |
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cve-2021-26316
Vulnerability from cvelistv5
Published
2023-01-10 19:46
Modified
2024-08-03 20:19
Severity
Summary
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.
References
| URL | Tags |
|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1031 | vendor-advisory |
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
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cve-2023-20523
Vulnerability from cvelistv5
Published
2023-01-10 20:56
Modified
2024-08-02 09:05
Severity
Summary
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.
References
| URL | Tags |
|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| Vendor | Product |
|---|---|
| AMD | 2nd Gen EPYC |
| AMD | 3rd Gen EPYC |
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cve-2023-20525
Vulnerability from cvelistv5
Published
2023-01-10 20:57
Modified
2024-08-02 09:05
Severity
Summary
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.
References
| URL | Tags |
|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| Vendor | Product |
|---|---|
| AMD | 2nd Gen EPYC |
| AMD | 3rd Gen EPYC |
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cve-2023-20532
Vulnerability from cvelistv5
Published
2023-01-10 20:57
Modified
2024-08-02 09:05
Severity
Summary
Insufficient input validation in the SMU may allow an attacker to improperly lock resources, potentially resulting in a denial of service.
References
| URL | Tags |
|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| Vendor | Product |
|---|---|
| AMD | 2nd Gen EPYC |
| AMD | 3rd Gen EPYC |
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