CVE-2020-9014

low-risk
Published 2021-02-05

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.

Do I need to act?

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0.06% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.5/10 Medium
LOCAL / LOW complexity

Affected Products (1)

Iprojection

Affected Vendors

Epson

References (8)

Patch https://epson.com/Support/wa00935
Product https://epson.com/wireless-projector-app
Patch https://github.com/FULLSHADE/Kernel-exploits
Patch https://github.com/FULLSHADE/Kernel-exploits/tree/master/EMP_NSAU.sys
Patch https://epson.com/Support/wa00935
Product https://epson.com/wireless-projector-app
Patch https://github.com/FULLSHADE/Kernel-exploits
Patch https://github.com/FULLSHADE/Kernel-exploits/tree/master/EMP_NSAU.sys
23
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal