CVE-2021-39658 — Incorrect Default Permissions in Google Android

CWE-276 — Incorrect Default Permissions4 documents4 sources
Severity
9.8CRITICALNVD
EPSS
0.1%
top 67.80%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Google Android
Timeline
PublishedFeb 11
Latest updateFeb 12

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

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages1 packages

🔴Vulnerability Details

2
GHSA
GHSA-vrhh-9qjg-rj58: 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 t↗2022-02-12
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OSV
CVE-2021-39658: 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 t↗2022-02-01
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📋Vendor Advisories

1
Android
CVE-2021-39658: IsmsEx↗2022-02-01
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CVE-2021-39658 — Incorrect Default Permissions | cvebase