Ichiran App for iOS versions prior to 3.1.0 and Ichiran App for Android versions prior to 3.1.0 improperly verify server certificates, which may allow a remote unauthenticated attacker to eavesdrop on an encrypted communication via a man-in-the-middle attack.
Weakness
The product does not validate, or incorrectly validates, a certificate.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Ichiran | Ichiranusa | * | 3.1.0 (excluding) |
Potential Mitigations
Related Attack Patterns
References
- https://apps.apple.com/jp/app/%E4%B8%80%E8%98%AD%E5%85%AC%E5%BC%8F%E3%82%A2%E3%83%97%E3%83%AA/id1118806170
- https://jvn.jp/en/jp/JVN11257333/
- https://play.google.com/store/apps/details?id=jp.co.ichiran.app\u0026hl=ja
- https://apps.apple.com/jp/app/%E4%B8%80%E8%98%AD%E5%85%AC%E5%BC%8F%E3%82%A2%E3%83%97%E3%83%AA/id1118806170
- https://jvn.jp/en/jp/JVN11257333/
- https://play.google.com/store/apps/details?id=jp.co.ichiran.app\u0026hl=ja