CVE-2025-20720CWE-122CWE-787

CVE-2025-20720

High · published October 14, 2025

CVSS v3.1
8.8
EPSS
0%
Percentile
16.9
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 remote (proximal/adjacent) escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00418954; Issue ID: MSV-3569.

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00261 · 16.9th percentile
Weaknesses
CWE-122 · Heap-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