All the vulnerabilites related to AMD - 2nd Gen AMD EPYC™
cve-2021-26320
Vulnerability from cvelistv5
Published
2021-11-16 18:05
Modified
2024-09-16 18:34
Severity ?
EPSS score ?
Summary
Insufficient validation of the AMD SEV Signing Key (ASK) in the SEND_START command in the SEV Firmware may allow a local authenticated attacker to perform a denial of service of the PSP
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1021 | x_refsource_MISC |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 1st Gen AMD EPYC™ | |
| AMD | 2nd Gen AMD EPYC™ | |
| AMD | 3rd Gen AMD EPYC™ |
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cve-2023-20524
Vulnerability from cvelistv5
Published
2023-05-09 18:36
Modified
2024-08-02 09:05
Severity ?
EPSS score ?
Summary
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.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3001 | vendor-advisory |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 2nd Gen AMD EPYC™ | |
| AMD | 3rd Gen AMD EPYC™ |
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cve-2021-26408
Vulnerability from cvelistv5
Published
2022-05-10 18:22
Modified
2024-09-16 21:04
Severity ?
EPSS score ?
Summary
Insufficient validation of elliptic curve points in SEV-legacy firmware may compromise SEV-legacy guest migration potentially resulting in loss of guest's integrity or confidentiality.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1021 | x_refsource_MISC |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 1st Gen AMD EPYC™ | |
| AMD | 2nd Gen AMD EPYC™ |
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cve-2023-20520
Vulnerability from cvelistv5
Published
2023-05-09 18:36
Modified
2024-08-02 09:05
Severity ?
EPSS score ?
Summary
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.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3001 | vendor-advisory |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 1st Gen AMD EPYC™ | |
| AMD | 2nd Gen AMD EPYC™ | |
| AMD | 3rd Gen AMD EPYC™ |
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cve-2021-26321
Vulnerability from cvelistv5
Published
2021-11-16 18:07
Modified
2024-09-16 18:56
Severity ?
EPSS score ?
Summary
Insufficient ID command validation in the SEV Firmware may allow a local authenticated attacker to perform a denial of service of the PSP.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1021 | x_refsource_MISC |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 1st Gen AMD EPYC™ | |
| AMD | 2nd Gen AMD EPYC™ | |
| AMD | 3rd Gen AMD EPYC™ |
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cve-2021-26322
Vulnerability from cvelistv5
Published
2021-11-16 17:58
Modified
2024-09-17 00:56
Severity ?
EPSS score ?
Summary
Persistent platform private key may not be protected with a random IV leading to a potential “two time pad attack”.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1021 | x_refsource_MISC |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 1st Gen AMD EPYC™ | |
| AMD | 2nd Gen AMD EPYC™ | |
| AMD | 3rd Gen AMD EPYC™ |
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cve-2021-46763
Vulnerability from cvelistv5
Published
2023-05-09 18:36
Modified
2024-08-04 05:17
Severity ?
EPSS score ?
Summary
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.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3001 | vendor-advisory |
Impacted products
| ▼ | Vendor | Product |
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| AMD | 2nd Gen AMD EPYC™ | |
| AMD | 3rd Gen AMD EPYC™ |
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cve-2021-26331
Vulnerability from cvelistv5
Published
2021-11-16 18:09
Modified
2024-09-16 21:03
Severity ?
EPSS score ?
Summary
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.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1021 | x_refsource_MISC |
Impacted products
| ▼ | Vendor | Product |
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| AMD | 1st Gen AMD EPYC™ | |
| AMD | 2nd Gen AMD EPYC™ | |
| AMD | 3rd Gen AMD EPYC™ |
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cve-2021-26329
Vulnerability from cvelistv5
Published
2021-11-16 17:57
Modified
2024-09-16 22:24
Severity ?
EPSS score ?
Summary
AMD System Management Unit (SMU) may experience an integer overflow when an invalid length is provided which may result in a potential loss of resources.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1021 | x_refsource_MISC |
Impacted products
| ▼ | Vendor | Product |
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| AMD | 1st Gen AMD EPYC™ | |
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| AMD | 3rd Gen AMD EPYC™ |
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cve-2021-46769
Vulnerability from cvelistv5
Published
2023-05-09 18:36
Modified
2024-08-04 05:17
Severity ?
EPSS score ?
Summary
Insufficient syscall input validation in the ASP
Bootloader may allow a privileged attacker to execute arbitrary DMA copies,
which can lead to code execution.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3001 | vendor-advisory |
Impacted products
| ▼ | Vendor | Product |
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| AMD | 2nd Gen AMD EPYC™ | |
| AMD | 3rd Gen AMD EPYC™ |
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cve-2021-26370
Vulnerability from cvelistv5
Published
2022-05-10 18:25
Modified
2024-09-16 22:20
Severity ?
EPSS score ?
Summary
Improper validation of destination address in SVC_LOAD_FW_IMAGE_BY_INSTANCE and SVC_LOAD_BINARY_BY_ATTRIB in a malicious UApp or ABL may allow an attacker to overwrite arbitrary bootloader memory with SPI ROM contents resulting in a loss of integrity and availability.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1021 | x_refsource_MISC |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 2nd Gen AMD EPYC™ | |
| AMD | 3rd Gen AMD EPYC™ |
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cve-2021-26338
Vulnerability from cvelistv5
Published
2021-11-16 17:53
Modified
2024-09-17 01:56
Severity ?
EPSS score ?
Summary
Improper access controls in System Management Unit (SMU) may allow for an attacker to override performance control tables located in DRAM resulting in a potential lack of system resources.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1021 | x_refsource_MISC |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 2nd Gen AMD EPYC™ | |
| AMD | 3rd Gen AMD EPYC™ |
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cve-2021-46764
Vulnerability from cvelistv5
Published
2023-05-09 18:36
Modified
2024-08-04 05:17
Severity ?
EPSS score ?
Summary
Improper validation of DRAM addresses in SMU may
allow an attacker to overwrite sensitive memory locations within the ASP
potentially resulting in a denial of service.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3001 | vendor-advisory |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 2nd Gen AMD EPYC™ | |
| AMD | 3rd Gen AMD EPYC™ |
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cve-2021-26379
Vulnerability from cvelistv5
Published
2023-05-09 18:36
Modified
2024-08-03 20:26
Severity ?
EPSS score ?
Summary
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.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3001 | vendor-advisory |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 2nd Gen AMD EPYC™ | |
| AMD | 3rd Gen AMD EPYC™ |
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cve-2021-26330
Vulnerability from cvelistv5
Published
2021-11-16 18:19
Modified
2024-09-16 18:12
Severity ?
EPSS score ?
Summary
AMD System Management Unit (SMU) may experience a heap-based overflow which may result in a loss of resources.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1021 | x_refsource_MISC |
Impacted products
| ▼ | Vendor | Product |
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| AMD | 1st Gen AMD EPYC™ | |
| AMD | 2nd Gen AMD EPYC™ | |
| AMD | 3rd Gen AMD EPYC™ |
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cve-2020-12961
Vulnerability from cvelistv5
Published
2021-11-16 18:13
Modified
2024-09-17 04:13
Severity ?
EPSS score ?
Summary
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.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1021 | x_refsource_MISC |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 2nd Gen AMD EPYC™ | |
| AMD | 3rd Gen AMD EPYC™ |
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cve-2021-46762
Vulnerability from cvelistv5
Published
2023-05-09 18:36
Modified
2024-08-04 05:17
Severity ?
EPSS score ?
Summary
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.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3001 | vendor-advisory | |
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-5001 | vendor-advisory |
Impacted products
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cve-2021-46775
Vulnerability from cvelistv5
Published
2023-05-09 18:36
Modified
2024-08-04 05:17
Severity ?
EPSS score ?
Summary
Improper input validation in ABL may enable an
attacker with physical access, to perform arbitrary memory overwrites,
potentially leading to a loss of integrity and code execution.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3001 | vendor-advisory |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 2nd Gen AMD EPYC™ | |
| AMD | 3rd Gen AMD EPYC™ |
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cve-2020-12954
Vulnerability from cvelistv5
Published
2021-11-16 18:11
Modified
2024-09-16 18:48
Severity ?
EPSS score ?
Summary
A side effect of an integrated chipset option may be able to be used by an attacker to bypass SPI ROM protections, allowing unauthorized SPI ROM modification.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1021 | x_refsource_MISC |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 1st Gen AMD EPYC™ | |
| AMD | 2nd Gen AMD EPYC™ | |
| AMD | 3rd Gen AMD EPYC™ |
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