PT-2021-16660 · Unknown · Teegris Secure Os

Federico Menarini + 1 · Published 2021-10-06 · Updated 2022-08-01 · CVE-2021-25470

Positive Technologies (AI Summary)

CVSS v3.1

7.9

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: TEEGRIS secure OS versions prior to SMR Oct-2021 Release 1

Description: The issue is related to an improper caller check logic of SMC call in the TEEGRIS secure OS, which can be used to compromise the Trusted Execution Environment (TEE).

Recommendations: For versions prior to SMR Oct-2021 Release 1, update to SMR Oct-2021 Release 1 or later to resolve the issue.

Fix

Code Injection

Weakness Enumeration

CWE-94

Related Identifiers

CVE-2021-25470

Affected Products

Teegris Secure Os

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2021-25470 · Security Note
• https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=10 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-25470 · Vendor Advisory
• https://t.me/cvenotify/34069 · Telegram Post