CVE-2018-8931 json
The AMD Ryzen, Ryzen Pro, and Ryzen Mobile processor chips have insufficient access control for the Secure Processor, aka RYZENFALL-1.
published 2018-03-22 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-20539
- cvss
- 9.0
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.7%
- EPSS 1.7% chance of exploitation in 30 days, percentile 76%
- public exploits
- 0
- none known
Summary
The AMD Ryzen, Ryzen Pro, and Ryzen Mobile processor chips have insufficient access control for the Secure Processor, aka RYZENFALL-1.
Exploit prediction
1.66% chance of exploitation in the next 30 days, higher than 76% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 9.0 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H |
| NVD | 2.0 | 9.3 | AV:N/AC:M/Au:N/C:C/I:C/A:C |
Classification
- Weakness
-
- CWE-732 Incorrect Permission Assignment for Critical Resource
References
-
community.amd.com
/community/amd-corporate/blog/2018/03/21/initial-amd-technical-assessment-of-cts-labs-research
vendor-advisory
-
amdflaws.com
/
third-party-advisory
-
blog.trailofbits.com
/2018/03/15/amd-flaws-technical-summary/
third-party-advisory
-
safefirmware.com
/amdflaws_whitepaper.pdf
third-party-advisory
Sources
- CVE List CVE-2018-8931
- NVD CVE-2018-8931
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.