Out-of-bounds write in Google Android - CVE-2018-9551

 

Out-of-bounds write in Google Android - CVE-2018-9551

Published: December 6, 2018 / Updated: August 8, 2020


Vulnerability identifier: #VU36324
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2018-9551
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 CAacDecoder_Init of aacdecoder.cpp, there is a possible out-of-bound write due to a missing bounds check. This could lead to remote code execution in the media server with no additional execution privileges needed. User interaction is needed for exploitation. Product: Android. Versions: Android-9. Android ID: A-112891548.


How to mitigate CVE-2018-9551

Install update from vendor's website.

Sources