CVE-2026-20405

MEDIUM

Modem - DoS

Title source: llm
STIX 2.1

Description

In Modem, there is a possible system crash due to a missing bounds check. 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: MOLY01688495; Issue ID: MSV-4818.

Scores

CVSS v3 6.5
EPSS 0.0015
EPSS Percentile 35.2%
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