CVE-2020-0439 — HIGH (7.8) — White Hats Nepal

Vulnerability 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 Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Google	Android	8.0

Related Weaknesses (CWE)

CWE-862

References

https://source.android.com/security/bulletin/2020-11-01PatchVendor Advisory
https://source.android.com/security/bulletin/2020-11-01PatchVendor Advisory

FAQ

What is CVE-2020-0439?

CVE-2020-0439 is a vulnerability with a CVSS score of 7.8 (HIGH). 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 ...

How severe is CVE-2020-0439?

CVE-2020-0439 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-0439?

Check the references section above for vendor advisories and patch information. Affected products include: Google Android.