PT-2020-6819 · Google+1 · Android+1

Published 2020-12-10 · Updated 2025-10-30 · CVE-2021-25369

Positive Technologies (AI Summary)

CVSS v3.1

6.2

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Samsung Mobile Devices versions prior to SMR MAR-2021 Release 1

Description The issue is related to an improper access control vulnerability in the sec log file, which exposes sensitive kernel information to userspace. This vulnerability is associated with insufficient access control in the sec log file, located at /data/log/sec log.log, in Samsung mobile devices running Android. The exploitation of this vulnerability could allow an attacker to gain unauthorized access to protected information.

Recommendations For versions prior to SMR MAR-2021 Release 1, update to SMR MAR-2021 Release 1 or later to resolve the issue. As a temporary workaround, consider restricting access to the sec log file to minimize the risk of exploitation.

Fix

Information Disclosure

Weakness Enumeration

CWE-200

CWE-264

Related Identifiers

BDU:2022-07368

CVE-2021-25369

Affected Products

Android

Samsung Mobile Devices

References · 17

• https://security.samsungmobile.com · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-25369 · Security Note
• https://osv.dev/vulnerability/CVE-2021-25369 · Vendor Advisory
• https://bdu.fstec.ru/vul/2022-07368 · Security Note
• https://t.me/pentestingnews/29852 · Telegram Post
• https://security.samsungmobile.com/securityUpdate.smsb · Security Note, Vendor Advisory
• https://t.me/true_secator/3686 · Telegram Post
• https://t.me/cybersecuritytechnologies/7108 · Telegram Post
• https://cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-25369 · Note
• https://cisa.gov/sites/default/files/csv/known_exploited_vulnerabilities.csv · Note
• https://t.me/freedomf0x/18248 · Telegram Post
• https://t.me/cvenotify/111443 · Telegram Post
• https://t.me/ckure/11920 · Telegram Post
• https://googleprojectzero.blogspot.com/2022/11/a-very-powerful-clipboard-samsung-in-the-wild-exploit-chain.html · Note
• https://t.me/cveNotify/140972 · Telegram Post