Buffer overflow in Amd Ryzen™ Embedded 5000
CVE-2021-46757
Insufficient checking of memory buffer in ASP Secure OS may allow an attacker with a malicious TA to read/write to the ASP Secure OS kernel virtual address space potentially leading to privilege escalation.
Vulnerability class: Buffer Overflow
EPSS: 0.002 (7.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Amd Ryzen™ Embedded 5000 — versions various
- Amd Ryzen™ Embedded V2000 — versions various
- Amd Ryzen_embedded_5600e
- Amd Ryzen_embedded_5600e_firmware
- Amd Ryzen_embedded_5800e
- Amd Ryzen_embedded_5800e_firmware
- Amd Ryzen_embedded_5900e
- Amd Ryzen_embedded_5900e_firmware
- Amd Ryzen_embedded_5950e
- Amd Ryzen_embedded_5950e_firmware
Weakness classification (CWE)
References
- psirt@amd.com (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-46757?
- CVE-2021-46757 is a high-severity vulnerability in Amd Ryzen™ Embedded 5000, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.8/10. Published 2024-02-13.
- How severe is CVE-2021-46757?
- High severity. CVSS v3 base score is 7.8 out of 10.