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CVE-2025-20717

Published: Oct 14, 2025Updated: Oct 15, 2025 Sources: CVE List NVDCWE-121
NVD MITRE
7.8CVSSHIGH
EPSS Score
0.1%
Top 97.4%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

In 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.

CVSS Vector Breakdown

AV:LAC:LPR:LUI:NS:UC:HI:HA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-121CWE-787

Affected Products

MT6890, MT7615, MT7622, MT7663, MT7915, MT7916, MT7981, MT7986MediaTek, Inc.
On-prem
Hardware Firmware / cpu-gpu
software development kitmediatek
LibraryLibrary
OSS Libraries / generic-library
openwrtopenwrt
EmbeddedOS
Operating Systems / linux-distro
mediatek, inc.commercialTWHardware Firmwareaka mediatek
mediatekcommercialTWOperating Systemsaka mediatek
openwrtoss-projectDEOperating Systemsaka lede

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://corp.mediatek.com/product-security-bulletin/October-2025
corp.mediatek.com

Timeline

Published
Oct 14, 2025
Last Updated
Oct 15, 2025

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