CVE-2019-18845
CVE-2019-18845 is a high-severity vulnerability in Patriotmemory Viper Rgb Firmware with a CVSS 3.x base score of 7.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-269.
Key facts
- Severity: High (CVSS 3.x base score 7.1)
- CVSS v2: 3.6
- EPSS exploit prediction: 0% (33rd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-269
- Affected product: Patriotmemory Viper Rgb Firmware
- Published:
- Last 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.
Frequently asked questions
- What is CVE-2019-18845?
- 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.
- How severe is CVE-2019-18845?
- CVE-2019-18845 has a CVSS 3.x base score of 7.1, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
- Is CVE-2019-18845 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2019-18845?
- CVE-2019-18845 affects Patriotmemory Viper Rgb Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2019-18845?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2019-18845 published?
- CVE-2019-18845 was published on 2019-11-09 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:o:patriotmemory:viper_rgb_firmware:1.0:*:*:*:*:*:*:*
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