CVE-2017-9663: Gm Shanghai Onstar

High severity, CVSS 7.5. EPSS: 1.1% chance of exploitation in the next 30 days.

An Cleartext Storage of Sensitive Information issue was discovered in General Motors (GM) and Shanghai OnStar (SOS) SOS iOS Client 7.1. Successful exploitation of this vulnerability may allow a remote attacker to access an encryption key that is stored in cleartext in memory.

Affected products

• Gm Shanghai Onstar: version 7.1 only

Published 2018-01-09. Last modified 2026-06-17.