PT-2025-48617 · Modem · Modem

Published 2025-12-02 · Updated 2026-02-17 · CVE-2025-20757

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

AV:A/AC:L/PR:N/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 result in a system crash because of inadequate input validation. This could lead to a remote denial of service if a User Equipment (UE) connects to a malicious base station controlled by an attacker. Exploitation does not require additional privileges or user interaction.

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

DoS

Assertion Failure

Weakness Enumeration

CWE-617

Related Identifiers

CVE-2025-20757

Affected Products

Modem

References · 5

• https://corp.mediatek.com/product-security-bulletin/December-2025 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-20757 · Security Note
• https://t.me/cveNotify/152190 · Telegram Post
• https://twitter.com/CVEnew/status/1995711348572127423 · Twitter Post
• https://t.me/CVEtracker/38613 · Telegram Post