Global infos:

In createSessionInternal of PackageInstallerService.java, there is a possible improper permission grant due to a missing permission check. This could lead to local escalation of privilege by installing malicious packages with User execution privileges needed. User interaction is not needed for exploitation. Product: Android Versions: Android-8.0, Android-8.1, Android-9, and Android-10 Android ID: A-141169173

CVE Status: Modified

References:

[email protected]

af854a3a-2127-422b-91ae-364da2661108

Metrics:

Attribute	Value
Attack Complexity	LOW
Attack Vector	LOCAL
Availability Impact	HIGH
Base Score	7.8
Base Severity	HIGH
Confidentiality Impact	HIGH
Integrity Impact	HIGH
Privileges Required	LOW
Scope	UNCHANGED
User Interaction	NONE
Vector String	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Exploitability Score	1.8
Impact Score	5.9
Source	[email protected]
Type	Primary

Links:

Exploit-db
Github