PT-2023-18273 · Samsung · Exynos Baseband

Published 2023-06-28 · Updated 2024-01-27 · CVE-2023-21517

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

AV:A/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 Jun-2023 Release 1

Description The issue is a heap out-of-bound write vulnerability that allows a remote attacker to execute arbitrary code.

Recommendations For Exynos baseband versions prior to SMR Jun-2023 Release 1, update to SMR Jun-2023 Release 1 or later to resolve the issue.

Fix

Buffer Overflow

Memory Corruption

Weakness Enumeration

CWE-120

CWE-787

Related Identifiers

CVE-2023-21517

Affected Products

Exynos Baseband

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2023-21517 · Security Note
• https://security.samsungmobile.com/securityUpdate.smsb?year=2023&month=06 · Vendor Advisory
• https://twitter.com/gymiru/status/1751210002944291116 · Twitter Post
• https://t.me/cibsecurity/65694 · Telegram Post
• https://t.me/cvenotify/53856 · Telegram Post