SB2019021227 - Externally Controlled Reference to a Resource in Another Sphere in Google, Google Android

Description

This security bulletin contains information about 1 vulnerability.

1) Externally Controlled Reference to a Resource in Another Sphere (CVE-ID: CVE-2018-9582)

CWE-ID: CWE-610 - Externally Controlled Reference to a Resource in Another Sphere

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a local authenticated user to execute arbitrary code.

In package installer in Android-8.0, Android-8.1 and Android-9, there is a possible bypass of the unknown source warning due to a confused deputy scenario. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Android ID: A-112031362.

Remediation

Install update from vendor's website.

References

• http://www.securityfocus.com/bid/106474
• https://source.android.com/security/bulletin/2019-01-01.html