CVE-2023-21252

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-10-06 · updated 2026-06-17

Description

In validatePassword of WifiConfigurationUtil.java, there is a possible way to get the device into a boot loop due to improper input validation. This could lead to local denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.

Affected products

Android: 11.0, 12.0, 12.1, 13.0

References

https://android.googlesource.com/platform/packages/modules/Wifi/+/044ab0684153c4effb9f4fda47df43ccdc77bda8
https://android.googlesource.com/platform/packages/modules/Wifi/+/50b08ee30e04d185e5ae97a5f717d436fd5a90f3
https://source.android.com/security/bulletin/2023-10-01
https://android.googlesource.com/platform/packages/modules/Wifi/+/044ab0684153c4effb9f4fda47df43ccdc77bda8
https://android.googlesource.com/platform/packages/modules/Wifi/+/50b08ee30e04d185e5ae97a5f717d436fd5a90f3
https://source.android.com/security/bulletin/2023-10-01

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