CVE-2026-20518

MediaTek geniezone Local Information Disclosure via Bounds Check Omission

Published Sep 7, 2026 CVSS 3.1 · 4.2 Medium EPSS < 1% KEV · Not listed
Description
In geniezone, there is a possible information disclosure due to a missing bounds check. This could lead to local information disclosure if a malicious actor has already obtained the System privilege. User interaction is needed for exploitation. Patch ID: ALPS10867524 / ALPS10876355; Issue ID: MSV-6674.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Title MediaTek geniezone Local Information Disclosure via Bounds Check Omission
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 4.4, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N'}

cvssV3_1

{'score': 4.2, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N'}

Type Values Removed Values Added
Title Missing Bounds Check Leads to Local Information Disclosure in MediaTek GenieZone
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 4.4, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Mediatek, Inc.
Mediatek, Inc. mediatek Chipset
Vendors & Products Mediatek, Inc.
Mediatek, Inc. mediatek Chipset
Type Values Removed Values Added
Title Missing Bounds Check Leads to Local Information Disclosure in MediaTek GenieZone
Type Values Removed Values Added
Description In geniezone, there is a possible information disclosure due to a missing bounds check. This could lead to local information disclosure if a malicious actor has already obtained the System privilege. User interaction is needed for exploitation. Patch ID: ALPS10867524 / ALPS10876355; Issue ID: MSV-6674.
Weaknesses CWE-125
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
MediaTek
Published
Updated
Nov 2, 2026, 5:13 PM
Reserved
Nov 3, 2025, 1:30 AM
Status
Deferred
Published
Sep 7, 2026, 2:17 AM
Modified
Nov 2, 2026, 5:17 PM