CVE-2025-20794

MEDIUM

Mediatek Nr15 - Stack Buffer Overflow

Title source: rule
STIX 2.1

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: MOLY01689259 / MOLY01586470; Issue ID: MSV-4847.

References (1)

Core 1

Scores

CVSS v3 6.5
EPSS 0.0012
EPSS Percentile 30.3%
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-121
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 Jan 06, 2026
Tracked Since Feb 18, 2026