CVE-2020-0439
In generatePackageInfo of PackageManagerService.java, there is a possible permissions bypass due to an incorrect permission check.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.22%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
In generatePackageInfo of PackageManagerService.java, there is a possible permissions bypass due to an incorrect permission check. This could lead to local escalation of privilege that allows instant apps access to permissions not allowed for instant apps, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-8.1 Android-9 Android-10 Android-11 Android-8.0Android ID: A-140256621
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.22% probability · 13th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-862
- Affected
- google/android
- Source
- security@android.com
References
- https://source.android.com/security/bulletin/2020-11-01Patch, Vendor Advisory
- https://source.android.com/security/bulletin/2020-11-01Patch, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.