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Ubuntu.comUB:CVE-2022-20470

HistoryDec 13, 2022 - 12:00 a.m.

CVE-2022-20470

2022-12-1300:00:00

ubuntu.com

android

appwidgetservice

privilege escalation

input validation

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

0.0004 Low

EPSS

Percentile

5.1%

JSON

In bindRemoteViewsService of AppWidgetServiceImpl.java, there is a possible
way to bypass background activity launch due to improper input validation.
This could lead to local escalation of privilege with no additional
execution privileges needed. User interaction is not needed for
exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12
Android-12L Android-13Android ID: A-234013191

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchandroid-framework-23< anyUNKNOWN
ubuntu20.04noarchandroid-framework-23< anyUNKNOWN
ubuntu22.04noarchandroid-framework-23< anyUNKNOWN
ubuntu23.10noarchandroid-framework-23< anyUNKNOWN
ubuntu24.04noarchandroid-framework-23< anyUNKNOWN
ubuntu18.04noarchandroid-platform-frameworks-base< anyUNKNOWN
ubuntu20.04noarchandroid-platform-frameworks-base< anyUNKNOWN
ubuntu22.04noarchandroid-platform-frameworks-base< anyUNKNOWN
ubuntu23.10noarchandroid-platform-frameworks-base< anyUNKNOWN
ubuntu24.04noarchandroid-platform-frameworks-base< anyUNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	android-framework-23	< any	UNKNOWN
ubuntu	20.04	noarch	android-framework-23	< any	UNKNOWN
ubuntu	22.04	noarch	android-framework-23	< any	UNKNOWN
ubuntu	23.10	noarch	android-framework-23	< any	UNKNOWN
ubuntu	24.04	noarch	android-framework-23	< any	UNKNOWN
ubuntu	18.04	noarch	android-platform-frameworks-base	< any	UNKNOWN
ubuntu	20.04	noarch	android-platform-frameworks-base	< any	UNKNOWN
ubuntu	22.04	noarch	android-platform-frameworks-base	< any	UNKNOWN
ubuntu	23.10	noarch	android-platform-frameworks-base	< any	UNKNOWN
ubuntu	24.04	noarch	android-platform-frameworks-base	< any	UNKNOWN

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References

launchpad.net/bugs/cve/CVE-2022-20470

nvd.nist.gov/vuln/detail/CVE-2022-20470

security-tracker.debian.org/tracker/CVE-2022-20470

source.android.com/security/bulletin/2022-12-01

www.cve.org/CVERecord?id=CVE-2022-20470

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

0.0004 Low

EPSS

Percentile

5.1%

JSON

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