CVE-2025-20794

MEDIUM

Mediatek Nr15 - Stack Buffer Overflow

Title source: rule

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)

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

Scores

CVSS v3 6.5

EPSS 0.0008

EPSS Percentile 23.8%

Attack Vector ADJACENT_NETWORK

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

Classification

CWE

CWE-121

Status published

Affected Products (4)

mediatek/nr15

mediatek/nr16

mediatek/nr17

mediatek/nr17r

Timeline

Published Jan 06, 2026

Tracked Since Feb 18, 2026