CVE-2026-107171 - Vulnerability Details - OpenCVE

An Hardcoded Cryptographic Key vulnerability existed in Trellix Agent 5.8.4 via mfecryptc.dll leads to Database Decryption by Regular Users.

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact partial

Vendors	Products
Trellix	Agent

No data.

No data.

References

Link	Providers
https://support.trellix.com/s/article/000015866

History

Mon, 19 Oct 2026 13:30:00 +0000

Type	Values Removed	Values Added
First Time appeared		Trellix Trellix agent
Vendors & Products		Trellix Trellix agent

Fri, 16 Oct 2026 01:15:00 +0000

Type	Values Removed	Values Added
Title		Hardcoded Cryptographic Key Enables Local Database Decryption in Trellix Agent

Thu, 15 Oct 2026 06:30:00 +0000

Type	Values Removed	Values Added
Title	Hardcoded Cryptographic Key Enables Local Database Decryption in Trellix Agent 5.8.4

Wed, 14 Oct 2026 17:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Wed, 14 Oct 2026 16:45:00 +0000

Type	Values Removed	Values Added
Title		Hardcoded Cryptographic Key Enables Local Database Decryption in Trellix Agent 5.8.4

Wed, 14 Oct 2026 07:30:00 +0000

Type	Values Removed	Values Added
Description		An Hardcoded Cryptographic Key vulnerability existed in Trellix Agent 5.8.4 via mfecryptc.dll leads to Database Decryption by Regular Users.
Weaknesses		CWE-321
References		https://support.trellix.com/s/article/000015866
Metrics		cvssV4_0 `{'score': 6.9, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N'}`

MITRE

Status: PUBLISHED

Assigner: trellix

Published: 2026-10-14T07:11:09.227Z

Updated: 2026-10-14T15:57:50.108Z

Reserved: 2026-10-07T11:57:02.729Z

Link: CVE-2026-107171

Vulnrichment

Updated: 2026-10-14T15:57:43.535Z

NVD

Status : Deferred

Published: 2026-10-14T08:17:04.100

Modified: 2026-10-15T15:53:08.287

Link: CVE-2026-107171

Redhat

No data.

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