VDB-322671 · CVE-2024-40664 · GCVE-0-2024-40664

Google Android 13/14 Accessibility Service AccessibilityFragment.java setupAccessibilityServices denial of service

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
3.2	$0-$5k	0.00

Summaryinfo

A vulnerability classified as problematic has been found in Google Android 13/14. This affects the function setupAccessibilityServices of the file AccessibilityFragment.java of the component Accessibility Service. Performing a manipulation results in denial of service. This vulnerability is identified as CVE-2024-40664. The attack is only possible with local access. There is not any exploit available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Google Android 13/14. This affects the function setupAccessibilityServices of the file AccessibilityFragment.java of the component Accessibility Service. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. The summary by CVE is:

In setupAccessibilityServices of AccessibilityFragment.java , there is a possible way to hide an enabled accessibility service due to a logic error in the code. This could lead to local denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.

It is possible to read the advisory at source.android.com. This vulnerability is uniquely identified as CVE-2024-40664 since 07/08/2024. The exploitability is told to be easy. Attacking locally is a requirement. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 09/04/2025).

Applying a patch is able to eliminate this problem.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Smartphone Operating System

Vendor

Google

Name

Android

Version

License

free

Website

Vendor: https://www.google.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.3
VulDB Meta Temp Score: 3.2

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

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔒

Timelineinfo

07/08/2024 CVE reserved
09/04/2025 +423 days Advisory disclosed
09/04/2025 +0 days VulDB entry created
09/04/2025 +0 days VulDB entry last update

Sourcesinfo

Vendor: google.com

Advisory: source.android.com
Status: Confirmed

CVE: CVE-2024-40664 (🔒)
GCVE (CVE): GCVE-0-2024-40664
GCVE (VulDB): GCVE-100-322671
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 09/04/2025 21:58
Changes: 09/04/2025 21:58 (58)
Complete: 🔍
Cache ID: 216::103