What is CVE-2022-37415?

CVE-2022-37415 is a high-severity vulnerability in Uniwill Sparkio.sys, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2022-08-05.

How severe is CVE-2022-37415?

High severity. CVSS v3 base score is 7.8 out of 10.

Buffer overflow in Uniwill Sparkio.sys

CVE-2022-37415

The Uniwill SparkIO.sys driver 1.0 is vulnerable to a stack-based buffer overflow via IOCTL 0x40002008.

Vulnerability class: Buffer Overflow

Published 2022-08-05 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.004 (28.8th percentile), scored 2026-10-05.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 29th percentile — 28.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Uniwill Sparkio.sys — versions 1.0

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

gist.github.com/alfarom256/220cb75816ca2b5556e7fc8d8d2803a0 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2022-37415?: CVE-2022-37415 is a high-severity vulnerability in Uniwill Sparkio.sys, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2022-08-05.
How severe is CVE-2022-37415?: High severity. CVSS v3 base score is 7.8 out of 10.