Google Android 13.0 KeyUtil.cpp installKey information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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4.0$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Google Android 13.0. The impacted element is the function installKey of the file KeyUtil.cpp. Executing a manipulation can lead to information disclosure. The identification of this vulnerability is CVE-2023-21178. The attack can only be executed locally. There is no exploit available. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability classified as problematic was found in Google Android 13.0 (Smartphone Operating System). This vulnerability affects the function installKey of the file KeyUtil.cpp. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

In installKey of KeyUtil.cpp, there is a possible failure of file encryption due to a race condition. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-13Android ID: A-140762419

The weakness was shared 06/28/2023 as A-140762419. The advisory is shared for download at source.android.com. This vulnerability was named CVE-2023-21178 since 11/03/2022. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1592.

Applying a patch is able to eliminate this problem.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-25346). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Vendor

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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: 4.2
VulDB Meta Temp Score: 4.0

VulDB Base Score: 4.2
VulDB Temp Score: 4.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.1
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
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

11/03/2022 🔍
06/28/2023 +236 days 🔍
06/28/2023 +0 days 🔍
09/13/2025 +808 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: A-140762419
Status: Confirmed

CVE: CVE-2023-21178 (🔍)
GCVE (CVE): GCVE-0-2023-21178
GCVE (VulDB): GCVE-100-232624
EUVD: 🔍
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 06/28/2023 22:00
Updated: 09/13/2025 22:16
Changes: 06/28/2023 22:00 (43), 07/21/2023 08:58 (9), 09/13/2025 22:16 (16)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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