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Ubuntu.comUB:CVE-2022-20484

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

CVE-2022-20484

2022-12-1300:00:00

ubuntu.com

notificationchannel

resource exhaustion

vulnerability

local privilege escalation

android-10

android-11

android-12

android-12l

android-13

a-242702851

unix

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 NotificationChannel of NotificationChannel.java, there is a possible
failure to persist permissions settings due to resource exhaustion. 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-242702851

OSVersionArchitecturePackageVersionFilename
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
ubuntu16.04noarchandroid-platform-frameworks-base< anyUNKNOWN

OS	Version	Architecture	Package	Version	Filename
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
ubuntu	16.04	noarch	android-platform-frameworks-base	< any	UNKNOWN

References

launchpad.net/bugs/cve/CVE-2022-20484

nvd.nist.gov/vuln/detail/CVE-2022-20484

security-tracker.debian.org/tracker/CVE-2022-20484

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

www.cve.org/CVERecord?id=CVE-2022-20484

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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