Out-of-bounds write in Google Android - CVE-2020-0050

 

Out-of-bounds write in Google Android - CVE-2020-0050

Published: March 10, 2020 / Updated: August 8, 2020


Vulnerability identifier: #VU34761
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2020-0050
CWE-ID: CWE-787
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Google
Affected software:
Google Android

Detailed vulnerability description

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

In nfa_hciu_send_msg of nfa_hci_utils.cc, there is a possible out of bounds write due to improper input validation. This could lead to local escalation of privilege in the NFC server with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10Android ID: A-124521372


How to mitigate CVE-2020-0050

Install update from vendor's website.

Sources