CVE-2020-8808

CVE-2020-8808 is a high-severity vulnerability in Corsair Icue with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

The CorsairLLAccess64.sys and CorsairLLAccess32.sys drivers in CORSAIR iCUE before 3.25.60 allow local non-privileged users (including low-integrity level processes) to read and write to arbitrary physical memory locations, and consequently gain NT AUTHORITY\SYSTEM privileges, via a function call such as MmMapIoSpace.

Frequently asked questions

What is CVE-2020-8808?
The CorsairLLAccess64.sys and CorsairLLAccess32.sys drivers in CORSAIR iCUE before 3.25.60 allow local non-privileged users (including low-integrity level processes) to read and write to arbitrary physical memory locations, and consequently gain NT AUTHORITY\SYSTEM privileges, via a function call such as MmMapIoSpace.
How severe is CVE-2020-8808?
CVE-2020-8808 has a CVSS 3.x base score of 7.8, 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 high.
Is CVE-2020-8808 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-8808?
CVE-2020-8808 affects Corsair Icue. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-8808?
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-2020-8808 published?
CVE-2020-8808 was published on 2020-02-07 and last updated on 2026-06-17.

References

Affected products (1)