{"cve":"CVE-2019-18845","nvd":{"published":"2019-11-09T18:15:10.950","modified":"2026-06-17T02:25:27.353","status":"Modified","description":"The MsIo64.sys and MsIo32.sys drivers in Patriot Viper RGB before 1.1 allow local users (including low integrity processes) to read and write to arbitrary memory locations, and consequently gain NT AUTHORITY\\SYSTEM privileges, by mapping \\Device\\PhysicalMemory into the calling process via ZwOpenSection and ZwMapViewOfSection.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","score":7.1},"cwes":["CWE-269"],"references":["https://github.com/active-labs/Advisories/blob/master/2019/ACTIVE-2019-012.md","https://github.com/active-labs/Advisories/blob/master/2019/ACTIVE-2019-012.md"],"products":["patriotmemory:viper_rgb_firmware"],"source":"nvd","synced_at":"2026-10-19T20:59:25.448946135+00:00"},"epss":{"cve":"CVE-2019-18845","score":0.00412,"percentile":0.35515,"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."]}