CVE-2023-21328

Description

In Package Installer, there is a possible way to determine whether an app is installed, without query permissions, 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.

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.03%
Vendor Advisory android.com
Affected: Google Android
Published at:
Updated at:

References

Link Tags
https://source.android.com/docs/security/bulletin/android-14 release notes vendor advisory

Frequently Asked Questions

What is the severity of CVE-2023-21328?
CVE-2023-21328 has been scored as a high severity vulnerability.
How to fix CVE-2023-21328?
To fix CVE-2023-21328, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-21328 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-21328 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-21328?
CVE-2023-21328 affects Google Android.
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