{"cve":"CVE-2018-8936","nvd":{"published":"2018-03-22T14:29:01.003","modified":"2026-06-17T02:05:41.220","status":"Modified","description":"The AMD EPYC Server, Ryzen, Ryzen Pro, and Ryzen Mobile processor chips allow Platform Security Processor (PSP) privilege escalation.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H","score":9.0},"cwes":[],"references":["https://amdflaws.com/","https://blog.trailofbits.com/2018/03/15/amd-flaws-technical-summary/","https://community.amd.com/community/amd-corporate/blog/2018/03/21/initial-amd-technical-assessment-of-cts-labs-research","https://safefirmware.com/amdflaws_whitepaper.pdf","https://amdflaws.com/"],"products":["amd:epyc_server_firmware","amd:ryzen_firmware","amd:ryzen_mobile_firmware","amd:ryzen_pro_firmware"],"source":"nvd","synced_at":"2026-10-19T20:48:50.842038930+00:00"},"epss":{"cve":"CVE-2018-8936","score":0.0175,"percentile":0.77859,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}