CVE-2020-9014

MEDIUM

Epson iProjection < 2.30 - Denial of Service via EMP_NSAU.sys Driver IOCTL

Title source: llm
STIX 2.1

Description

In Epson iProjection v2.30, the driver file (EMP_NSAU.sys) allows local users to cause a denial of service (BSOD) via crafted input to the virtual audio device driver with IOCTL 0x9C402402, 0x9C402406, or 0x9C40240A. \Device\EMPNSAUIO and \DosDevices\EMPNSAU are similarly affected.

References (4)

Core 4
Core References
Product x_refsource_misc
https://epson.com/wireless-projector-app
Patch, Third Party Advisory x_refsource_misc
https://github.com/FULLSHADE/Kernel-exploits
Patch, Third Party Advisory x_refsource_misc
https://github.com/FULLSHADE/Kernel-exploits/tree/master/EMP_NSAU.sys
Patch, Vendor Advisory x_refsource_misc
https://epson.com/Support/wa00935

Scores

CVSS v3 5.5
EPSS 0.0037
EPSS Percentile 29.2%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

Status published
Products (1)
epson/iprojection < 2.30
Published Feb 05, 2021
Tracked Since Feb 18, 2026