CVE-2021-39658

CRITICAL

Android - Incorrect Default Permissions in ismsEx Service

Title source: llm
STIX 2.1

Description

ismsEx service is a vendor service in unisoc equipment。ismsEx service is an extension of sms system service，but it does not check the permissions of the caller，resulting in permission leaks。Third-party apps can use this service to arbitrarily modify and set system properties。Product: AndroidVersions: Android SoCAndroid ID: A-207479207

References (1)

Core 1
Core References

Scores

CVSS v3 9.8
EPSS 0.0055
EPSS Percentile 41.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-276
Status published
Products (1)
google/android
Published Feb 11, 2022
Tracked Since Feb 18, 2026