PT-2021-16706 · Samsung · Exynos Baseband

Beomseok Oh + 2 · Published 2021-12-08 · Updated 2021-12-13 · CVE-2021-25516

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Exynos baseband versions prior to SMR Dec-2021 Release 1

Description The issue arises from an improper check or handling of exceptional conditions, allowing attackers to track locations.

Recommendations For Exynos baseband versions prior to SMR Dec-2021 Release 1, update to SMR Dec-2021 Release 1 or later to resolve the issue.

Fix

Improper Handling of Exceptional Conditions

Weakness Enumeration

CWE-703

CWE-755

Related Identifiers

CVE-2021-25516

Affected Products

Exynos Baseband

References · 3

• https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=12 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-25516 · Security Note
• https://osv.dev/vulnerability/CVE-2021-25516 · Vendor Advisory