In enforceDumpPermissionForPackage of ActivityManagerService.java, there is a possible way to determine if a package is installed due to side channel information disclosure. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android; Versions: Android-11; Android ID: A-166667403.

Published at
2021-01-11
370 days ago
Modified
2021-01-11
370 days ago
2021
Year
The year of the turtle

https://source.android.com/security/bulletin/2021-01-01

CONFIRM:https://source.android.com/security/bulletin/2021-01-01

Vulnerability RAW

{
	"Title": {
		"_text": "CVE-2021-0321"
	},
	"Notes": {
		"Note": [
			{
				"_text": "In enforceDumpPermissionForPackage of ActivityManagerService.java, there is a possible way to determine if a package is installed due to side channel information disclosure. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android; Versions: Android-11; Android ID: A-166667403."
			},
			{
				"_text": "2021-01-11"
			},
			{
				"_text": "2021-01-11"
			}
		]
	},
	"CVE": {
		"_text": "CVE-2021-0321"
	},
	"References": {
		"Reference": {
			"URL": {
				"_text": "https://source.android.com/security/bulletin/2021-01-01"
			},
			"Description": {
				"_text": "CONFIRM:https://source.android.com/security/bulletin/2021-01-01"
			}
		}
	}
}