CVE-2020-9453

MEDIUM

Epson iProjection < 2.30 - Denial of Service via EMP_MPAU.sys IOCtl Input Validation

Title source: llm

Description

In Epson iProjection v2.30, the driver file EMP_MPAU.sys allows local users to cause a denial of service (BSOD) or possibly have unspecified other impact because of not validating input values from IOCtl 0x9C402406 and IOCtl 0x9C40240A. (0x9C402402 has only a NULL pointer dereference.) This affects \Device\EMPMPAUIO and \DosDevices\EMPMPAU.

References (4)

Core 4

Core References

Product x_refsource_misc

https://epson.com

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_MPAU.sys

Patch, Vendor Advisory x_refsource_misc

https://epson.com/Support/wa00936

Scores

CVSS v3 5.5

EPSS 0.0039

EPSS Percentile 30.7%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

CWE

CWE-476

Status published

Products (1)

epson/iprojection < 2.30

Published Feb 05, 2021

Tracked Since Feb 18, 2026