CVE-2021-0978

Description

In getSerialForPackage of DeviceIdentifiersPolicyService.java, there is a possible way to determine whether an app is installed, without query permissions, due to side channel information disclosure. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12Android ID: A-192587406

Category

3.3
CVSS
Severity: Low
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.03%
Vendor Advisory android.com
Affected: n/a Android
Published at:
Updated at:

References

Link Tags
https://source.android.com/security/bulletin/pixel/2021-12-01 patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-0978?
CVE-2021-0978 has been scored as a low severity vulnerability.
How to fix CVE-2021-0978?
To fix CVE-2021-0978, 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-2021-0978 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-0978 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-2021-0978?
CVE-2021-0978 affects n/a Android.
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