CVE-2020-9014 json
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…
published 2021-02-05 5 y ago modified 2026-06-17 4 mo ago also EUVD-2020-29845
- cvss
- 5.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 31%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
Exploit prediction
0.38% chance of exploitation in the next 30 days, higher than 31% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 2.1 | AV:L/AC:L/Au:N/C:N/I:N/A:P |
References
-
github.com
/FULLSHADE/Kernel-exploits
patch, third-party-advisory
-
github.com
/FULLSHADE/Kernel-exploits/tree/master/EMP_NSAU.sys
patch, third-party-advisory
-
epson.com
/Support/wa00935
patch, vendor-advisory
-
epson.com
/wireless-projector-app
product
Sources
- CVE List CVE-2020-9014
- NVD CVE-2020-9014
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