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GoogleOSV:ASB-A-231322873

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

Foreground Activity Started via FullScreenIntent

2022-10-0100:00:00

Google

osv.dev

logic error

privilege escalation

user interaction

fullscreenintent

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

7.1 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

JSON

In handleFullScreenIntent of StatusBarNotificationActivityStarter.java, there is a possible bypass of the restriction of starting activity from background due to a logic error in the code. 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/baseeq13
platform/frameworks/baseeq12L
platform/frameworks/baseeq12
platform/frameworks/baseeq11

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

References

android.googlesource.com/platform/frameworks/base/+/9194bce0d58093bbb0aa77c6050bb9a15d9dbc2a

source.android.com/security/bulletin/2022-10-01

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

7.1 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

JSON

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