PT-2025-35660 · Samsung · Exynos Baseband

Published 2025-09-03 · Updated 2025-09-08 · CVE-2023-21467

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions Exynos baseband versions prior to SMR Apr-2023 Release 1

Description An error in the 3GPP specification implementation within the Exynos baseband allows for incorrect handling of unencrypted messages.

Recommendations Update to SMR Apr-2023 Release 1 or later.

Fix

Improper Authentication

Weakness Enumeration

CWE-287

Related Identifiers

CVE-2023-21467

Affected Products

Exynos Baseband

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2023-21467 · Security Note
• https://security.samsungmobile.com/securityUpdate.smsb?year=2023&month=04 · Vendor Advisory
• https://t.me/cveNotify/134157 · Telegram Post
• https://twitter.com/CVEnew/status/1963112925830496376 · Twitter Post
• https://t.me/cveNotify/134635 · Telegram Post