PT-2025-19333 · Huawei · Huawei Modem

Published 2025-05-05 · Updated 2026-02-17 · CVE-2025-20670

Positive Technologies (AI Summary)

CVSS v3.1

5.7

Medium

Base vector

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

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

Description The issue is related to a possible permission bypass due to improper certificate validation in the Modem. This could lead to remote information disclosure if a UE has connected to a rogue base station controlled by the attacker, with User execution privileges needed. User interaction is needed for exploitation.

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

Improper Certificate Validation

Weakness Enumeration

CWE-295

Related Identifiers

CVE-2025-20670

Affected Products

Huawei Modem

References · 8

• https://corp.mediatek.com/product-security-bulletin/May-2025 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-20670 · Security Note
• https://twitter.com/CVEnew/status/1919235912292081718 · Twitter Post
• https://t.me/cveNotify/152181 · Telegram Post
• https://twitter.com/dailycve/status/1919775763349336213 · Twitter Post
• https://t.me/cvedetector/24435 · Telegram Post
• https://t.me/cvetracker/23022 · Telegram Post
• https://t.me/cvenotify/121789 · Telegram Post