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GoogleOSV:ASB-A-210065877

HistoryNov 01, 2022 - 12:00 a.m.

Apps can get the ACTIVITY_RECOGNITION runtime permission silently via app upgrade on Q and above

2022-11-0100:00:00

Google

osv.dev

apps

upgrade

activity_recognition

permission

bypass

user consent

local escalation

privilege

exploitation

software

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

6.8 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

JSON

In restorePermissionState of PermissionManagerServiceImpl.java, there is a possible way to bypass user consent due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

CPENameOperatorVersion
platform/frameworks/baseeq10
platform/frameworks/baseeq12L
platform/frameworks/baseeq12
platform/frameworks/baseeq13
platform/frameworks/baseeq11

Name	Operator	Version
platform/frameworks/base	eq	10
platform/frameworks/base	eq	12L
platform/frameworks/base	eq	12
platform/frameworks/base	eq	13
platform/frameworks/base	eq	11

References

android.googlesource.com/platform/frameworks/base/+/0873a30210d6425ffb28021000ef3fe40a8da711

source.android.com/security/bulletin/2022-11-01

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

6.8 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

JSON

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