CVE-2025-20718CWE-121CWE-787

CVE-2025-20718

High · published October 14, 2025

CVSS v3.1
7.8
EPSS
0%
Percentile
5.5
In the wild
Unconfirmed
What it is

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: WCNCR00419945; Issue ID: MSV-3581.

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00166 · 5.5th percentile
Weaknesses
CWE-121 · Stack-based Buffer Overflow; CWE-787 · Out-of-bounds Write
Published
2025-10-14T14:15Z
Affected products (3)
ProductVersionsFixed in
mediatek/software_development_kit≤ 7.6.7.2—
openwrt/openwrtall versions—
openwrt/openwrtall versions—
References (1)
https://corp.mediatek.com/product-security-bulletin/October-2025 · [email protected]
EPSS history
Timeline
  • 14 OCT 09:11Z
    In wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check
    cvelistv5