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HIGH · 8.8

CVE-2021-46769

Insufficient syscall input validation in the ASP Bootloader may allow a privileged attacker to execute arbitrary DMA copies, which can lead to code execution.

Vulnerability Description

Insufficient syscall input validation in the ASP Bootloader may allow a privileged attacker to execute arbitrary DMA copies, which can lead to code execution.

CVSS Score

8.8

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
AmdEpyc 72F3 Firmwaremilanpi_1.0.0.9
AmdEpyc 72F3-
AmdEpyc 7313 Firmwaremilanpi_1.0.0.9
AmdEpyc 7313-
AmdEpyc 7313P Firmwaremilanpi_1.0.0.9
AmdEpyc 7313P-
AmdEpyc 7343 Firmwaremilanpi_1.0.0.9
AmdEpyc 7343-
AmdEpyc 7373X Firmwaremilanpi_1.0.0.9
AmdEpyc 7373X-
AmdEpyc 73F3 Firmwaremilanpi_1.0.0.9
AmdEpyc 73F3-
AmdEpyc 7413 Firmwaremilanpi_1.0.0.9
AmdEpyc 7413-
AmdEpyc 7443 Firmwaremilanpi_1.0.0.9
AmdEpyc 7443-
AmdEpyc 7443P Firmwaremilanpi_1.0.0.9
AmdEpyc 7443P-
AmdEpyc 7453 Firmwaremilanpi_1.0.0.9
AmdEpyc 7453-

Related Weaknesses (CWE)

CWE-20

References

FAQ

What is CVE-2021-46769?

CVE-2021-46769 is a vulnerability with a CVSS score of 8.8 (HIGH). Insufficient syscall input validation in the ASP Bootloader may allow a privileged attacker to execute arbitrary DMA copies, which can lead to code execution.

How severe is CVE-2021-46769?

CVE-2021-46769 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-46769?

Check the references section above for vendor advisories and patch information. Affected products include: Amd Epyc 72F3 Firmware, Amd Epyc 72F3, Amd Epyc 7313 Firmware, Amd Epyc 7313, Amd Epyc 7313P Firmware.