by Kastro
Paper/Archive/CVE-2025-20684

CVE-2025-20684

MediaTek, Inc. MT7615, MT7622, MT7663 — In wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check.

EPSS 0.6%CVSS 9.8
critical.is priorityof 100
40
CVSS 9.8 (ADP)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 50.4.504 × 2010.1No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

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 with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00416939; Issue ID: MSV-3422.

Affected

ProductAffectedFixed inSource
MT7615, MT7622, MT7663SDK release 5.1.0.0 and before–CNA

Scores by source

CISA ADP9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

refcorp.mediatek.com/product-security-bulletin/July-2025