Out-of-bounds read in Google Android - CVE-2019-2037

 

Out-of-bounds read in Google Android - CVE-2019-2037

Published: April 19, 2019 / Updated: August 8, 2020


Vulnerability identifier: #VU35995
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2019-2037
CWE-ID: CWE-125
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 gain access to sensitive information.

In l2cu_send_peer_config_rej of l2c_utils.cc, there is a possible out-of-bound read due to an incorrect bounds check. This could lead to remote information disclosure 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-119870451.


How to mitigate CVE-2019-2037

Install update from vendor's website.

Sources