SB2018110633 - Improper Privilege Management in Google, Google Android

Description

This security bulletin contains information about 1 vulnerability.

1) Improper Privilege Management (CVE-ID: CVE-2018-9488)

CWE-ID: CWE-269 - Improper Privilege Management

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 the SELinux permissions of crash_dump.te, there is a permissions bypass due to a missing restriction. This could lead to a local escalation of privilege, with System privileges needed. User interaction is not needed for exploitation. Product: Android Versions: Android-8.0 Android-8.1 Android-9.0 Android ID: A-110107376.

Remediation

Install update from vendor's website.

References

• https://source.android.com/security/bulletin/2018-09-01
• https://www.exploit-db.com/exploits/45379/