Improper input validation in AMD Ryzen™ Embedded R1000
CVE-2021-46754
Insufficient input validation in the ASP (AMD Secure Processor) bootloader may allow an attacker with a compromised Uapp or ABL to coerce the bootloader into exposing sensitive information to the SMU (System Management Unit) resulting in a potential loss of confidentiality and integrity.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.
EPSS exploit prediction
EPSS: 0.006 (45.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 45.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
- AMD Ryzen™ Embedded R1000 — versions various
- AMD Ryzen™ Embedded R2000 — versions various
- AMD Ryzen™ Embedded V1000 — versions various
- AMD Ryzen™ Embedded V2000 — versions various
- AMD Athlon Gold 3150g
- AMD Athlon Gold 3150ge
- AMD Athlon Gold 3150ge Firmware — versions picassopi-fp5_1.0.0.e, pollockpi-ft5_1.0.0.4
- AMD Athlon Gold 3150g Firmware — versions picassopi-fp5_1.0.0.e, pollockpi-ft5_1.0.0.4
- AMD Athlon Silver 3050ge
- AMD Athlon Silver 3050ge Firmware — versions picassopi-fp5_1.0.0.e, pollockpi-ft5_1.0.0.4
Weakness classification (CWE)
References
- www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001 (vendor-advisory, Vendor Advisory)
- www.amd.com/en/corporate/product-security/bulletin/AMD-SB-5001
Frequently asked questions
- What is CVE-2021-46754?
- CVE-2021-46754 is a critical-severity vulnerability in AMD Ryzen™ Embedded R1000, classified under Improper Input Validation. CVSS score: 9.1/10. Published 2023-05-09.
- How severe is CVE-2021-46754?
- Critical severity. CVSS v3 base score is 9.1 out of 10.