#VU47430 Improper access control in Google Android - CVE-2020-0246
Published: October 8, 2020
Vulnerability identifier: #VU47430
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2020-0246
CWE-ID: CWE-284
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Google Android
Google Android
Software vendor:
Google
Description
The vulnerability allows a local application to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to EuiccController in Android Framework does not validate the calling package name to ensure that it is owned by the calling UID. A local application can abuse this behavior to gain carrier privileges in the call to EuiccController#getEid by passing the package name of another app that does have carrier privileges to one or more subscriptions.
Remediation
Install updates from vendor's website.