The MsIo64.sys and MsIo32.sys drivers in Patriot Viper RGB before 1.1 allow local users…
Priority LOW 31CWE-269Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Privilege escalation
- Confidentiality · integrity · availability
- High · High · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-269.
Summary
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.
Why it matters now
EPSS 0.00412 35th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:patriotmemory:viper_rgb_firmware:1.0:*:*:*:*:*:*:* | 1.0 | Vulnerable | Patriotmemory |
| cpe:2.3:h:patriotmemory:viper_rgb:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Patriotmemory |
- cpe:2.3:o:patriotmemory:viper_rgb_firmware:1.0:*:*:*:*:*:*:* Versions 1.0 Vulnerable ·Patriotmemory
- cpe:2.3:h:patriotmemory:viper_rgb:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Patriotmemory
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2019-18845
- 2026-10-03 Alias added: GHSA-3pr7-mf88-fxm3
More Patriotmemory Viper Rgb Firmware vulnerabilities
- TI-2020-07841 Patriot Viper RGB Driver 1.1 and prior exposes IOCTL and allows insufficient access… CVSS 3.1HIGH 7.8
Sources
- CVE-2019-18845 · CVE Program
- CVE-2019-18845 · NVD
- FIRST EPSS
- GHSA-3pr7-mf88-fxm3 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences