The Bilyoner application before 2.3.1 for Android and before 4.6.2 for iOS does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Bilyoner | Bilyoner | * | 2.1.1 (including) |
| Bilyoner | Bilyoner | * | 4.6 (including) |