CVE-2025-20717

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2025-20717
StatePUBLISHED
AssignerMediaTek
Source PriorityCVE Program / NVD first with legacy fallback
Published2025-10-14 10:15:36 UTC
Updated2026-10-01 16:10:00 UTC
DescriptionIn wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check. 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: WCNCR00419946; Issue ID: MSV-3582.

Risk And Classification

Primary CVSS: v3.1 7.8 HIGH from ADP

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Problem Types: CWE-121 | CWE-787 | CWE-121 CWE-121 Stack Overflow

VersionSourceTypeScoreSeverityVector
3.1ADPDECLARED7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Hardware Mediatek Mt6890 - All All All
Hardware Mediatek Mt7615 - All All All
Hardware Mediatek Mt7622 - All All All
Hardware Mediatek Mt7663 - All All All
Hardware Mediatek Mt7915 - All All All
Hardware Mediatek Mt7916 - All All All
Hardware Mediatek Mt7981 - All All All
Hardware Mediatek Mt7986 - All All All
Application Mediatek Software Development Kit All All All All
Operating System Openwrt Openwrt 19.07.0 - All All
Operating System Openwrt Openwrt 21.02.0 - All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA MediaTek Inc. MT6890 MT7615 MT7622 MT7663 MT7915 MT7916 MT7981 MT7986 affected SDK release 7.6.7.2 and before / openWRT 19.07, 21.02 (MT6890) Not specified

References

ReferenceSourceLinkTags
corp.mediatek.com/product-security-bulletin/October-2025 [email protected] corp.mediatek.com Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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