CVE-2018-21078: Google Android

High severity, CVSS 7.5. EPSS: 0.3% chance of exploitation in the next 30 days.

An issue was discovered on Samsung mobile devices with M(6.0), N(7.x), and O(8.0) software. The Contacts application allows attackers to originate video calls because SS (Supplementary Service) and USSD (Unstructured Supplementary Service Data) codes are improperly secured. The Samsung ID is SVE-2018-11469 (April 2018).

Affected products

• Google Android: version 6.0 only; version 7.0 only; version 7.1.0 only; version 7.1.1 only; version 7.1.2 only; version 8.0 only

Published 2020-04-08. Last modified 2026-06-17.