PT-2025-44981 · Zyxel · Zyxel Wlan Ap Driver

Published 2025-11-04 · Updated 2025-11-04 · CVE-2025-20742

Positive Technologies (AI Summary)

CVSS v3.1

8.0

High

Base vector

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

Name of the Vulnerable Software and Affected Versions ZyXEL WLAN AP Driver (affected versions not specified)

Description The WLAN AP driver contains a flaw where an incorrect bounds check can lead to an out-of-bounds write. This condition could allow for remote (proximal/adjacent) escalation of privilege without requiring additional execution privileges or user interaction.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

LPE

Memory Corruption

Heap Based Buffer Overflow

Weakness Enumeration

CWE-787

CWE-122

Related Identifiers

CVE-2025-20742

Affected Products

Zyxel Wlan Ap Driver

References · 5

• https://osv.dev/vulnerability/CVE-2025-20742 · Vendor Advisory
• https://corp.mediatek.com/product-security-bulletin/November-2025 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-20742 · Security Note
• https://t.me/CVEtracker/36497 · Telegram Post
• https://t.me/cveNotify/141521 · Telegram Post