CVE-2021-47898

HIGH

Epson USB Display <1.6.0.0 - Privilege Escalation

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2021-47898. PoCs published by Hector Gerbacio.

AI-analyzed exploit summary This is a writeup detailing an unquoted service path vulnerability in Epson USB Display 1.6.0.0. The vulnerability allows for potential local privilege escalation due to the service path containing spaces and not being enclosed in quotes.

Description

Epson USB Display 1.6.0.0 contains an unquoted service path vulnerability in the EMP_UDSA service running with LocalSystem privileges. Attackers can exploit the unquoted path by placing malicious executables in intermediate directories to gain elevated system access.

Exploits (1)

exploitdb WRITEUP
by Hector Gerbacio · textlocalwindows
https://www.exploit-db.com/exploits/49548

This is a writeup detailing an unquoted service path vulnerability in Epson USB Display 1.6.0.0. The vulnerability allows for potential local privilege escalation due to the service path containing spaces and not being enclosed in quotes.

Classification
Writeup 100%
Attack Type
Lpe
Complexity
Trivial
Reliability
Reliable
Target: Epson USB Display 1.6.0.0
Auth required
Prerequisites: Local access to the system · Ability to write to the directory structure where the unquoted service path is located
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
Exploit, Third Party Advisory exploit
https://www.exploit-db.com/exploits/49548
Various Sources product
https://epson.com.mx/

Scores

CVSS v3 7.8
EPSS 0.0012
EPSS Percentile 2.2%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-428
Status published
Published Jan 23, 2026
Tracked Since Feb 18, 2026