Improper input validation in Amd 2nd Gen Epyc™
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 class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.008 (52.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Amd 2nd Gen Epyc™ — versions various
- Amd 3rd Gen Epyc™ — versions various
- Amd Epyc_7232p
- Amd Epyc_7232p_firmware — versions romepi_1.0.0.e
- Amd Epyc_7252
- Amd Epyc_7252_firmware — versions romepi_1.0.0.e
- Amd Epyc_7262
- Amd Epyc_7262_firmware — versions romepi_1.0.0.e
- Amd Epyc_7272
- Amd Epyc_7272_firmware — versions romepi_1.0.0.e
Weakness classification (CWE)
References
- psirt@amd.com (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-46769?
- CVE-2021-46769 is a high-severity vulnerability in Amd 2nd Gen Epyc™, classified under Improper Input Validation. CVSS score: 8.8/10. Published 2023-05-09.
- How severe is CVE-2021-46769?
- High severity. CVSS v3 base score is 8.8 out of 10.