CVE-2022-20497

CVE-2022-20497 is a medium-severity vulnerability in Google Android with a CVSS 3.x base score of 4.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-200.

Key facts

Description

In updatePublicMode of NotificationLockscreenUserManagerImpl.java, there is a possible way to reveal sensitive notifications on the lockscreen due to an incorrect state transition. This could lead to local information disclosure with physical access required and an app that runs above the lockscreen, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12 Android-12L Android-13Android ID: A-246301979

Frequently asked questions

What is CVE-2022-20497?
In updatePublicMode of NotificationLockscreenUserManagerImpl.java, there is a possible way to reveal sensitive notifications on the lockscreen due to an incorrect state transition. This could lead to local information disclosure with physical access required and an app that runs above the lockscreen, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12 Android-12L Android-13Android ID: A-246301979
How severe is CVE-2022-20497?
CVE-2022-20497 has a CVSS 3.x base score of 4.6, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2022-20497 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-20497?
CVE-2022-20497 primarily affects Google Android. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-20497?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-20497 published?
CVE-2022-20497 was published on 2022-12-13 and last updated on 2026-06-17.

References

Affected products (3)

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