Out-of-bounds write in Google Android - CVE-2019-2047

 

Out-of-bounds write in Google Android - CVE-2019-2047

Published: May 8, 2019 / Updated: August 8, 2020


Vulnerability identifier: #VU35930
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2019-2047
CWE-ID: CWE-787
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Google
Affected software:
Google Android

Detailed vulnerability description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

In UpdateLoadElement of ic.cc, there is a possible out-of-bounds write due to type confusion. This could lead to remote code execution in the proxy auto-config with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android Versions: Android-7.0 Android-7.1.1 Android-7.1.2 Android-8.0 Android-8.1 Android-9 Android ID: A-117607414


How to mitigate CVE-2019-2047

Install update from vendor's website.

Sources