CVE-2018-8936
The AMD EPYC Server, Ryzen, Ryzen Pro, and Ryzen Mobile processor chips allow Platform Security...
The AMD EPYC Server, Ryzen, Ryzen Pro, and Ryzen Mobile processor chips allow Platform Security Processor (PSP) privilege escalation.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
The AMD EPYC Server, Ryzen, Ryzen Pro, and Ryzen Mobile processor chips allow Platform Security Processor (PSP) privilege escalation.
- Record
CVE-2018-8936- CVSS 3.0
- 9.0 Critical
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H - CVSS 2.0
- 9.3 High
AV:N/AC:M/Au:N/C:C/I:C/A:C - Updated
- 2026-11-02
CVE List No score
The AMD EPYC Server, Ryzen, Ryzen Pro, and Ryzen Mobile processor chips allow Platform Security Processor (PSP) privilege escalation.
- Record
CVE-2018-8936- Updated
- 2026-11-02
EUVDEUVD-2018-20544 No score
The AMD EPYC Server, Ryzen, Ryzen Pro, and Ryzen Mobile processor chips allow Platform Security Processor (PSP) privilege escalation.
- Record
EUVD-2018-20544- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-vqv7-4m53-56rw
The AMD EPYC Server, Ryzen, Ryzen Pro, and Ryzen Mobile processor chips allow Platform Security...
The AMD EPYC Server, Ryzen, Ryzen Pro, and Ryzen Mobile processor chips allow Platform Security Processor (PSP) privilege escalation.
- Record
GHSA-vqv7-4m53-56rw- CVSS 3.0
- 9.0 Critical
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-8936 is a critical vulnerability (CVSS 9.0) in Amd Epyc Server Firmware, published March 22, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.75%, the 77th percentile. No source names a fixed version.
References
amdflaws.com
blog.trailofbits.com/2018/03/15/amd-flaws-technical-summary
community.amd.com/community/amd-corporate/blog/2018/03/21/initial-amd-technical-assessment-of-cts-labs-research
safefirmware.com/amdflaws_whitepaper.pdf
nvd.nist.gov/vuln/detail/CVE-2018-8936
github.com/advisories/GHSA-vqv7-4m53-56rw