PT-2020-10756 · Google · Android

Published 2020-04-17 · Updated 2021-07-21 · CVE-2019-20783

Positive Technologies (AI Summary)

CVSS v3.1

9.1

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Name of the Vulnerable Software and Affected Versions LG mobile devices with Android OS versions 7.0 through 8.1

Description An issue was discovered in the LTE protocol implementation, allowing a bypass of AKA (Authentication and Key Agreement).

Recommendations For Android OS versions 7.0 through 8.1, consider restricting access to the LTE protocol implementation until a patch is available. As a temporary workaround, disabling the use of the LTE protocol may minimize the risk of exploitation.

Fix

Related Identifiers

CVE-2019-20783

Affected Products

Android

References · 4

• https://osv.dev/vulnerability/CVE-2019-20783 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-20783 · Security Note
• https://lgsecurity.lge.com · Vendor Advisory
• https://t.me/cvenotify/2889 · Telegram Post