Google Android Lockscreen PIN ChooseLockSettingsHelper.java launchConfirmationActivity permission

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Google Android. It has been rated as critical. The impacted element is the function launchConfirmationActivity of the file ChooseLockSettingsHelper.java of the component Lockscreen PIN Handler. The manipulation leads to permission. This vulnerability is uniquely identified as CVE-2023-21234. Local access is required to approach this attack. No exploit exists. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability was found in Google Android (Smartphone Operating System) (version unknown). It has been rated as critical. This issue affects the function launchConfirmationActivity of the file ChooseLockSettingsHelper.java of the component Lockscreen PIN Handler. The manipulation with an unknown input leads to a permission vulnerability. Using CWE to declare the problem leads to CWE-275. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

In launchConfirmationActivity of ChooseLockSettingsHelper.java, there is a possible way to enable developer options without the lockscreen PIN due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

The weakness was disclosed 08/15/2023. It is possible to read the advisory at source.android.com. The identification of this vulnerability is CVE-2023-21234 since 11/03/2022. 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 09/09/2023). It is expected to see the exploit prices for this product increasing in the near future.The attack technique deployed by this issue is T1222 according to MITRE ATT&CK.

Applying a patch is able to eliminate this problem.

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

Productinfo

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Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

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

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Permission
CWE: CWE-275 / 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 🔍
08/15/2023 +284 days 🔍
08/15/2023 +0 days 🔍
09/09/2023 +25 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: source.android.com
Status: Confirmed

CVE: CVE-2023-21234 (🔍)
GCVE (CVE): GCVE-0-2023-21234
GCVE (VulDB): GCVE-100-237167
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 08/15/2023 09:38
Updated: 09/09/2023 10:53
Changes: 08/15/2023 09:38 (42), 09/09/2023 10:53 (11)
Complete: 🔍
Cache ID: 216::103

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