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CVE-2018-8931

29
FAUCET Score

CVE-2018-8931, also known as RYZENFALL-1, describes an insufficient access control vulnerability within the Secure Processor of AMD Ryzen, Ryzen Pro, and Ryzen Mobile processor chips. This critical vulnerability, rated 9.0 on the CVSS scale, allows unauthenticated attackers to achieve high impact on confidentiality, integrity, and availability over a network, despite high attack complexity. While there is no evidence of active exploitation or publicly available exploit code in Metasploit, Nuclei, or ExploitDB, the vulnerability has garnered significant community discussion, indicating awareness and potential interest.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:o:amd:ryzen_mobile_firmware:-:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:o:amd:ryzen_pro_firmware:-:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:o:amd:ryzen_firmware:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.0CRITICAL

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.2
Impact Score
6.0
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.72%
Probability of exploitation in next 30 days
EPSS Percentile
75.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0172 is in the 67th percentile among its peer group of 201 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.4 Reddit, 1.2 Bluesky, 0.8 Mastodon, and 2.3 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.8 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

amdflaws.com
Third Party Advisory
blog.trailofbits.com / 2018/03/15/amd-flaws-technical-summary
Third Party Advisory
community.amd.com / community/amd-corporate/blog/2018/03/21/initial-amd-technical-assessment-of-cts-labs-research
Vendor Advisory
safefirmware.com / amdflaws_whitepaper.pdf
Third Party Advisory