CVE-2026-20517 - Vulnerability Details - OpenCVE

In geniezone, there is a possible escalation of privilege due to use after free. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10900510; Issue ID: MSV-6781.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required High

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact total

Vendors	Products
Mediatek, Inc.	Mediatek Chipset

No data.

No data.

References

Link	Providers
https://www.mediatek.com/product-security-bulletin/September-2026

History

Mon, 07 Sep 2026 14:00:00 +0000

Type	Values Removed	Values Added
Title	Privilege Escalation via Use-After-Free in MediaTek GenieZone

Mon, 07 Sep 2026 11:30:00 +0000

Type	Values Removed	Values Added
Metrics		cvssV3_1 `{'score': 6.7, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H'}` ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Mon, 07 Sep 2026 04:45:00 +0000

Type	Values Removed	Values Added
First Time appeared		Mediatek, Inc. Mediatek, Inc. mediatek Chipset
Vendors & Products		Mediatek, Inc. Mediatek, Inc. mediatek Chipset

Mon, 07 Sep 2026 03:45:00 +0000

Type	Values Removed	Values Added
Title		Privilege Escalation via Use-After-Free in MediaTek GenieZone

Mon, 07 Sep 2026 02:00:00 +0000

Type	Values Removed	Values Added
Description		In geniezone, there is a possible escalation of privilege due to use after free. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10900510; Issue ID: MSV-6781.
Weaknesses		CWE-416
References		https://www.mediatek.com/product-security-bulletin/September-2026

MITRE

Status: PUBLISHED

Assigner: MediaTek

Published: 2026-09-07T01:57:34.726Z

Updated: 2026-09-08T03:55:18.431Z

Reserved: 2025-11-03T01:30:59.031Z

Link: CVE-2026-20517

Vulnrichment

Updated: 2026-09-07T10:22:08.389Z

NVD

Status : Deferred

Published: 2026-09-07T02:17:20.470

Modified: 2026-09-08T18:38:19.590

Link: CVE-2026-20517

Redhat

No data.

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