Improper input validation in AMD 2nd Gen Epyc™
CVE-2021-46762
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.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.9 (Low). Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:L/A:L.
EPSS exploit prediction
EPSS: 0.003 (27.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 27th percentile — 27.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- AMD 2nd Gen Epyc™ — versions various
- AMD 3rd Gen Epyc™ — versions various
- AMD Epyc™ Embedded 7002 — versions various
- AMD Epyc™ Embedded 7003 — 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
Weakness classification (CWE)
References
- www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3001 (vendor-advisory, Vendor Advisory)
- www.amd.com/en/corporate/product-security/bulletin/AMD-SB-5001 (vendor-advisory)
Frequently asked questions
- What is CVE-2021-46762?
- CVE-2021-46762 is a low-severity vulnerability in AMD 2nd Gen Epyc™, classified under Improper Input Validation. CVSS score: 3.9/10. Published 2023-05-09.
- How severe is CVE-2021-46762?
- Low severity. CVSS v3 base score is 3.9 out of 10.