Google Android 11.0/12.0/13.0 Notifications SnoozeHelper.java resource consumption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability has been found in Google Android 11.0/12.0/13.0 and classified as problematic. Impacted is an unknown function of the file SnoozeHelper.java of the component Notifications Handler. Performing a manipulation results in an unknown weakness. This vulnerability was named CVE-2023-21110. The attack may be initiated remotely. There is no available exploit. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability classified as critical has been found in Google Android 11.0/12.0/13.0 (Smartphone Operating System). This affects an unknown part of the file SnoozeHelper.java of the component Notifications Handler. 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 confidentiality, integrity, and availability. The summary by CVE is:

In several functions of SnoozeHelper.java, there is a possible way to grant notifications access 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-11 Android-12 Android-12L Android-13Android ID: A-258422365

The weakness was presented 05/16/2023 as A-258422365. The advisory is shared at source.android.com. This vulnerability is uniquely identified as CVE-2023-21110 since 11/03/2022. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 09/13/2025). It is expected to see the exploit prices for this product increasing in the near future.MITRE ATT&CK project uses the attack technique T1499 for this issue.

Applying a patch is able to eliminate this problem.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-25278). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.2

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 7.8
CNA Vector: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: Yes

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

11/03/2022 🔍
05/16/2023 +193 days 🔍
05/16/2023 +0 days 🔍
09/13/2025 +851 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: A-258422365
Status: Confirmed

CVE: CVE-2023-21110 (🔍)
GCVE (CVE): GCVE-0-2023-21110
GCVE (VulDB): GCVE-100-229113
EUVD: 🔍
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 05/16/2023 08:12
Updated: 09/13/2025 16:12
Changes: 05/16/2023 08:12 (42), 06/09/2023 11:01 (12), 01/25/2025 03:17 (26), 09/13/2025 16:12 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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