Authentication Bypass Vulnerability in Epson iProjection App
CVE-2021-43717

9.8CRITICAL

Key Information:

Vendor

Epson

Status
iProjection
Vendor
CVE Published:
18 August 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2021-43717?

A vulnerability exists within the Epson iProjection application for the EH-TW5350 projector, allowing unauthorized access through hard-coded authentication credentials. This flaw enables potential malicious users to control the projector remotely without proper authorization, posing a security risk for setups reliant on the iProjection feature.

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2021-43717
Created by dpfkdlemtp

References

https://github.com/dpfkdlemtp/epson-eh-tw5350-advisories/...

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.