CVE-2025-20757

Published: Dec 2, 2025Modified: Feb 17, 2026

6.5

Vector

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

Exploitability: 2.8 / Impact: 3.6

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

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: MOLY01673751; Issue ID: MSV-4644.

Affected (1)

Products: Mediatek: Nr15

Mediatek

1 product

Nr15

Configuration A

1 vulnerable · 25 platform

Vulnerable Software	Affected Versions
Mediatek Nr15	All versions

Running on/with	Platform Versions
Mediatek Mt2735	All versions
Mediatek Mt6833	All versions
Mediatek Mt6833p	All versions
Mediatek Mt6853	All versions
Mediatek Mt6853t	All versions
Mediatek Mt6855	All versions
Mediatek Mt6855t	All versions
Mediatek Mt6873	All versions
Mediatek Mt6875	All versions
Mediatek Mt6875t	All versions
Mediatek Mt6877	All versions
Mediatek Mt6877t	All versions
Mediatek Mt6877tt	All versions
Mediatek Mt6880	All versions
Mediatek Mt6883	All versions
Mediatek Mt6885	All versions
Mediatek Mt6889	All versions
Mediatek Mt6890	All versions
Mediatek Mt6891	All versions
Mediatek Mt6893	All versions
Mediatek Mt8675	All versions
Mediatek Mt8771	All versions
Mediatek Mt8791	All versions
Mediatek Mt8791t	All versions
Mediatek Mt8797	All versions

Related CWEs

CWE-617

Reachable Assertion

The product contains an assert() or similar statement that can be triggered by an attacker, which leads to an application exit or other behavior that is more severe than necessary.

References (1)

https://corp.mediatek.com/product-security-bulletin/December-2025

Source: security@mediatek.com

Vendor Advisory

Timeline

No history available yet.