PT-2023-6815 · Google+1 · Android+1

Published 2023-02-09 · Updated 2023-02-17 · CVE-2023-21420

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions STST TA versions prior to SMR Jan-2023 Release 1

Description The issue is related to the use of externally-controlled format string vulnerabilities in the STST TA component, which can allow an attacker to execute arbitrary code. This vulnerability is associated with the Samsung Teegris security system in the Android operating system.

Recommendations For versions prior to SMR Jan-2023 Release 1, update to SMR Jan-2023 Release 1 or later to resolve the issue. As a temporary workaround, consider restricting access to the STST TA component to minimize the risk of exploitation.

Fix

Use of Externally-Controlled Format String

Weakness Enumeration

CWE-134

Related Identifiers

BDU:2023-07685

CVE-2023-21420

Affected Products

Android

Stst Ta

References · 5

• https://security.samsungmobile.com/securityUpdate.smsb?year=2023&month=01 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-21420 · Security Note
• https://osv.dev/vulnerability/CVE-2023-21420 · Vendor Advisory
• https://bdu.fstec.ru/vul/2023-07685 · Security Note
• https://security.samsungmobile.com/securityUpdate.smsb?year=2023&month=01 · Note