Google Android 13/14/15/16 RemoteFillService.java onNullBinding variable initialization

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Google Android 13/14/15/16. Impacted is the function onNullBinding of the file RemoteFillService.java. The manipulation results in Local Privilege Escalation. This vulnerability was named CVE-2025-48563. The attack needs to be approached locally. There is no available exploit. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability classified as problematic has been found in Google Android 13/14/15/16. Affected is the function onNullBinding of the file RemoteFillService.java. The manipulation with an unknown input leads to a local privilege escalation vulnerability. CWE is classifying the issue as CWE-453. The product, by default, initializes an internal variable with an insecure or less secure value than is possible. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

In onNullBinding of RemoteFillService.java, there is a possible background activity launch due to an insecure default value. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

The advisory is shared for download at android.googlesource.com. This vulnerability is traded as CVE-2025-48563 since 05/22/2025. The exploitability is told to be easy. The attack needs to be approached locally. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 09/07/2025).

Applying a patch is able to eliminate this problem.

The vulnerability is also documented in the databases at EUVD (EUVD-2025-26793) and CERT Bund (WID-SEC-2025-1944). Once again VulDB remains the best source for vulnerability data.

Affected

  • Google Android

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Variable initialization
CWE: CWE-453
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

05/22/2025 CVE reserved
09/04/2025 +105 days Advisory disclosed
09/04/2025 +0 days VulDB entry created
09/07/2025 +3 days VulDB entry last update

Sourcesinfo

Vendor: google.com

Advisory: android.googlesource.com
Status: Confirmed

CVE: CVE-2025-48563 (🔒)
GCVE (CVE): GCVE-0-2025-48563
GCVE (VulDB): GCVE-100-322668
EUVD: 🔒
CERT Bund: WID-SEC-2025-1944 - Android Patchday September 2025: Multiple Vulnerabilities

scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 09/04/2025 21:57
Updated: 09/07/2025 18:09
Changes: 09/04/2025 21:57 (55), 09/05/2025 05:24 (1), 09/06/2025 04:52 (1), 09/07/2025 18:09 (7)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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