Privilege Escalation Vulnerability in TVicPort Product by EnTech Taiwan
CVE-2026-30769

7.8HIGH

Key Information:

Vendor

EnTech Taiwan

Status
TVicPort Product
Vendor
CVE Published:
29 April 2026

What is CVE-2026-30769?

A vulnerability exists within the TVicPort64.sys component of the TVicPort Product by EnTech Taiwan, specifically affecting version 4.0 and file version 5.2.1.0. This flaw permits attackers to escalate privileges by sending specifically crafted IOCTL requests (0x80002008). Malicious actors could exploit this weakness to gain unauthorized access to system resources, thereby compromising the integrity of the system and sensitive data.

References

https://www.entechtaiwan.com/dev/port/index.shtm
https://gist.github.com/lleekkoo/6c73fa4e137aca6f5dfe6aec...

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.