PT-2020-8688 · Samsung · Samsung Mobile Devices With N(7.X)+1

Published 2020-04-08 · Updated 2020-04-09 · CVE-2018-21044

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 Samsung mobile devices with N(7.x) software Samsung mobile devices with O(8.0) software

Description An issue was discovered that leads to a buffer overflow in the sem Trustlet, resulting in arbitrary TEE code execution.

Recommendations For Samsung mobile devices with N(7.x) software, update to a version that addresses the buffer overflow issue in the sem Trustlet. For Samsung mobile devices with O(8.0) software, update to a version that addresses the buffer overflow issue in the sem Trustlet. As a temporary workaround, consider restricting access to the sem Trustlet to minimize the risk of exploitation.

Fix

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

CVE-2018-21044

Affected Products

Samsung Mobile Devices With N(7.X)

Samsung Mobile Devices With O(8.0)

References · 3

• https://osv.dev/vulnerability/CVE-2018-21044 · Vendor Advisory
• https://security.samsungmobile.com/securityUpdate.smsb · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-21044 · Security Note