Google Android 10.0/11.0/12.0/13.0 NotificationChannel.java NotificationChannel resource consumption

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Google Android 10.0/11.0/12.0/13.0. This issue affects the function NotificationChannel of the file NotificationChannel.java. Performing a manipulation results in resource consumption. This vulnerability is identified as CVE-2022-20478. The attack is only possible with local access. There is not any exploit available. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Google Android 10.0/11.0/12.0/13.0 (Smartphone Operating System). This affects the function NotificationChannel of the file NotificationChannel.java. The manipulation with an unknown input leads to a resource consumption vulnerability. CWE is classifying the issue as CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. This is going to have an impact on availability. The summary by CVE is:

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-241764135

The weakness was released 12/13/2022 as A-241764135. It is possible to read the advisory at source.android.com. This vulnerability is uniquely identified as CVE-2022-20478 since 10/14/2021. Technical details of the vulnerability are known, but there is no available exploit.

Applying a patch is able to eliminate this problem.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2022-25738). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.5

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Resource consumption
CWE: CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/14/2021 🔍
12/13/2022 +425 days 🔍
12/13/2022 +0 days 🔍
04/16/2026 +1220 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: A-241764135
Status: Confirmed

CVE: CVE-2022-20478 (🔍)
GCVE (CVE): GCVE-0-2022-20478
GCVE (VulDB): GCVE-100-215571
EUVD: 🔍
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 12/13/2022 21:09
Updated: 04/16/2026 19:04
Changes: 12/13/2022 21:09 (43), 01/08/2023 13:57 (11), 04/23/2025 06:59 (16), 04/16/2026 19:04 (1)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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