CVE-2020-12961: amd 2nd gen amd epyc™ Improper Input Validation
CVSS: 7.8v3.1HighModified
Published 16-11-2021Last modified 17-09-2024
Vulnerability summary
CVE-2020-12961 is a high (CVSS 7.8) Improper Input Validation vulnerability in amd 2nd gen amd epyc™. EPSS estimates a 0.25% chance of exploitation in the next 30 days, higher than 15% of scored vulnerabilities.
CVSS score
7.8/10
010
High · v3.1 (NVD)EPSS score
0.25%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 16-11-2021PublishedVulnerability first disclosed.
- 17-09-2024Last modifiedVulnerability information updated.
Description
A potential vulnerability exists in AMD Platform Security Processor (PSP) that may allow an attacker to zero any privileged register on the System Management Network which may lead to bypassing SPI ROM protections.
CVSS metrics
2 scores · 1 source · 2 versionsHigh 7.8Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HSourcesSingle source
Medium 4.6Preferred score · NVD (NIST)
AV:L/AC:L/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
0.25%
Chance of exploitation in the next 30 days
Percentile
15%
Versus all other CVEs
30-day change
0.00 pp
From 0.25% on 20-09-2026
20-09-202620-10-2026
EPSS score0.25%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Amd47 products
- 2nd gen amd epyc™≥ unspecified, < RomePI-SP3_1.0.0.C
- 3rd gen amd epyc™≥ unspecified, < MilanPI-SP3_1.0.0.4
- epyc_7002_firmware< romepi-sp3_1.0.0.c
- epyc_7003_firmware< milanpi-sp3_1.0.0.4
- epyc_7232p_firmware< romepi-sp3_1.0.0.c
1 vendor · 47 products