VULNERABILITY INTELLIGENCE

CVE-2019-18845

CVSS score7.1 HIGH
EPSS probability0.41%
CISA KEVNot currently listed
Published2019-11-09
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

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.

Weakness classification

  • CWE-269: Improper Privilege Management

Primary references