CVE-2023-21243

MediumCVSS 5.5/10Last modified Jun 17, 2026

Description

In validateForCommonR1andR2 of PasspointConfiguration.java, there is a possible way to inflate the size of a config file with no limits due to a buffer overflow. This could lead to local denial of service with no additional execution privileges needed. User interaction is needed for exploitation.

Metrics

CVSS 3.1 5.5/10CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-120

Affected software

VendorProductVersions
GoogleAndroid13; 12L; 12; 11

References

Timeline

Published
Jul 13, 2023
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2023

CVE-2023-212446.7In visitUris of Notification.java, there is a possible bypass of user profile boundaries due to a missing permission check. This could lead CVE-2023-212457.8In showNextSecurityScreenOrFinish of KeyguardSecurityContainerController.java, there is a possible way to access the lock screen during deviCVE-2023-212463.3In ShortcutInfo of ShortcutInfo.java, there is a possible way for an app to retain notification listening access due to an uncaught exceptioCVE-2023-212477.8In getAvailabilityStatus of BluetoothScanningMainSwitchPreferenceController.java, there is a possible way to bypass a device policy restrictCVE-2023-212487.8In getAvailabilityStatus of WifiScanningMainSwitchPreferenceController.java, there is a possible way to bypass a device policy restriction dCVE-2023-212495.5In multiple functions of OneTimePermissionUserManager.java, there is a possible one-time permission retention due to a permissions bypass. TCVE-2023-212509.8In gatt_end_operation of gatt_utils.cc, there is a possible out of bounds write due to a missing bounds check. This could lead to remote codCVE-2023-212517.3In onCreate of ConfirmDialog.java, there is a possible way to connect to VNP bypassing user's consent due to improper input validation. ThisCVE-2023-212525.5In validatePassword of WifiConfigurationUtil.java, there is a possible way to get the device into a boot loop due to improper input validatiCVE-2023-212535.5In multiple locations, there is a possible way to crash multiple system services due to resource exhaustion. This could lead to local denialCVE-2023-212547.8In getCurrentState of OneTimePermissionUserManager.java, there is a possible way to hold one-time permissions after the app is being killed CVE-2023-212557.8In multiple functions of binder.c, there is a possible memory corruption due to a use after free. This could lead to local escalation of pri
CVE-2023-21243: Medium severity, CVSS 5.5 | Vulnix