CVE-2026-20422

MEDIUM

Modem - DoS

Title source: llm

Description

In Modem, there is a possible system crash due to improper input validation. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY00827332; Issue ID: MSV-5919.

References (1)

[Vendor Advisory] https://corp.mediatek.com/product-security-bulletin/February-2026

Scores

CVSS v3 6.5

EPSS 0.0013

EPSS Percentile 32.2%

Attack Vector ADJACENT_NETWORK

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-617

Status published

Products (50)

mediatek/nr15

mediatek/nr16

mediatek/nr17

mediatek/nr17r

MediaTek, Inc./MediaTek chipset MT2735

MediaTek, Inc./MediaTek chipset MT2737

MediaTek, Inc./MediaTek chipset MT6813

MediaTek, Inc./MediaTek chipset MT6815

MediaTek, Inc./MediaTek chipset MT6833

MediaTek, Inc./MediaTek chipset MT6835

... and 40 more

Published Feb 02, 2026

Tracked Since Feb 18, 2026