CVE-2023-40117

Severity: high (CVSS 7.8 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: 2023-10-27 · updated 2026-06-17
Weakness: CWE-863

Description

In resetSettingsLocked of SettingsProvider.java, there is a possible lockscreen bypass due to a permissions bypass. This could lead to local escalation of privilege 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/frameworks/base/+/ff86ff28cf82124f8e65833a2dd8c319aea08945
https://android.googlesource.com/platform/packages/apps/Settings/+/11815817de2f2d70fe842b108356a1bc75d44ffb
https://source.android.com/security/bulletin/2023-10-01
https://android.googlesource.com/platform/frameworks/base/+/ff86ff28cf82124f8e65833a2dd8c319aea08945
https://android.googlesource.com/platform/packages/apps/Settings/+/11815817de2f2d70fe842b108356a1bc75d44ffb
https://source.android.com/security/bulletin/2023-10-01

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