PT-2025-48637 · Modem · Modem

Published 2025-12-02 · Updated 2025-12-02 · CVE-2025-20790

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Modem (affected versions not specified)

Description A flaw exists in Modem that could lead to a remote denial of service. This occurs due to improper input validation, potentially causing a system crash. An attacker could exploit this by having a user equipment (UE) connect to a rogue base station under their control. User interaction is not required for exploitation.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

CVE-2025-20790

Affected Products

Modem

References · 4

• https://corp.mediatek.com/product-security-bulletin/December-2025 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-20790 · Security Note
• https://t.me/CVEtracker/38633 · Telegram Post
• https://twitter.com/CVEnew/status/1995711351155831149 · Twitter Post