Vulnerability in AMD Generic Encapsulated Software Architecture
CVE-2020-12890
Improper handling of pointers in the System Management Mode (SMM) handling code may allow for a privileged attacker with physical or administrative access to potentially manipulate the AMD Generic Encapsulated Software Architecture (AGESA) to execute arbitrary code undetected by the operating system.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.003 (18.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 18th percentile — 18.5% 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 Generic Encapsulated Software Architecture
- AMD Processors — versions Processor EPYC
References
- www.amd.com/en/corporate/product-security (Vendor Advisory)
Frequently asked questions
- What is CVE-2020-12890?
- CVE-2020-12890 is a medium-severity vulnerability in AMD Generic Encapsulated Software Architecture. CVSS score: 6.7/10. Published 2021-12-10.
- How severe is CVE-2020-12890?
- Medium severity. CVSS v3 base score is 6.7 out of 10.