CVE-2020-36603
The HoYoVerse (formerly miHoYo) Genshin Impact mhyprot2.sys 1.0.0.0 anti-cheat driver does not adequately restrict unprivileged function calls, allowing...
- Published
- Sep 14, 2022
- Updated
- Jun 4, 2025
- Assigning CNA
- mitre
- Evidence observed
- Aug 8, 2026
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:HLow · next 30 days
- Percentile
- 48.0%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
The HoYoVerse (formerly miHoYo) Genshin Impact mhyprot2.sys 1.0.0.0 anti-cheat driver does not adequately restrict unprivileged function calls, allowing local, unprivileged users to execute arbitrary code with SYSTEM privileges on Microsoft Windows systems. The mhyprot2.sys driver must first be installed by a user with administrative privileges.
Sources
1- CVE-2020-36603Informational
Documentation of CVE-2020-36603: a local privilege escalation vulnerability in the Genshin Impact mhyprot2.sys anti-cheat driver allowing unprivileged users to execute arbitrary code with SYSTEM privileges on Windows.
Responsible use
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