Input validation error in Google Android - CVE-2019-9254

 

Input validation error in Google Android - CVE-2019-9254

Published: September 6, 2019 / Updated: August 8, 2020


Vulnerability identifier: #VU35580
CSH Severity: Low
CVSS v4.0: 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
CVE-ID: CVE-2019-9254
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Google
Affected software:
Google Android

Detailed vulnerability description

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

In readArgumentList of zygote.java in Android 10, there is a possible command injection due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.


How to mitigate CVE-2019-9254

Install update from vendor's website.

Sources