CVE-2021-0521: Medium severity Google Android vulnerability
In getAllPackages of PackageManagerService, there is a possible information disclosure due to a missing permission check. This could lead to local information disclosure of cross-user permissions with no additional execution privileges needed. User interaction is not needed for exploitation.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
android/platform/frameworks/baseto a version that resolves this vulnerability.Fixed in 8.1:2021-06-01 - Upgrade
Upgrade
android/platform/frameworks/baseto a version that resolves this vulnerability.Fixed in 9:2021-06-01 - Upgrade
Upgrade
android/platform/frameworks/baseto a version that resolves this vulnerability.Fixed in 10:2021-06-01 - Upgrade
Upgrade
android/platform/frameworks/baseto a version that resolves this vulnerability.Fixed in 11:2021-06-01
Event History
Frequently Asked Questions
What is the severity of CVE-2021-0521?
CVE-2021-0521 has been classified as a medium severity vulnerability that allows for possible information disclosure.
How can I mitigate the effects of CVE-2021-0521?
To mitigate CVE-2021-0521, users should update their Android devices to the latest security patches provided by Google.
Which Android versions are affected by CVE-2021-0521?
CVE-2021-0521 affects Android versions 8.1, 9.0, 10.0, and 11.0.
What type of vulnerability is CVE-2021-0521?
CVE-2021-0521 is an information disclosure vulnerability due to a missing permission check in the PackageManagerService.
Is user interaction required for exploiting CVE-2021-0521?
No, user interaction is not needed for the exploitation of CVE-2021-0521.