An issue was discovered in certain Apple products. iOS before 11.4 is affected. macOS before 10.13.5 is affected. The issue involves the Mail component. It allows remote attackers to read the cleartext content of S/MIME encrypted messages via direct exfiltration.
The product transmits sensitive or security-critical data in cleartext in a communication channel that can be sniffed by unauthorized actors.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Iphone_os | Apple | * | 11.4 (excluding) |
| Mac_os_x | Apple | * | 10.13.5 (excluding) |