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Change History

https://apps.apple.com/jp/app/%E3%83%9B%E3%83%86%E3%83%AB%E6%9D%B1%E6%A8%AAinn-%E6%9D%B1%E6%A8%AA%E3%82%A4%E3%83%B3-%E5%85%AC%E5%BC%8F%E3%82%A2%E3%83%97%E3%83%AA/id1439388270

https://jvn.jp/en/jp/JVN52919306/

https://play.google.com/store/apps/details?id=com.toyoko_inn.toyokoandroid

CISA-ADP AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N

CISA-ADP CWE-295

The Toyoko Inn official App for iOS versions prior to 1.13.0 and Toyoko Inn official App for Android versions prior 1.3.14 don't properly verify server certificates, which allows a man-in-the-middle attacker to spoof servers and obtain sensitive information via a crafted certificate.

JPCERT/CC https://apps.apple.com/jp/app/%E3%83%9B%E3%83%86%E3%83%AB%E6%9D%B1%E6%A8%AAinn-%E6%9D%B1%E6%A8%AA%E3%82%A4%E3%83%B3-%E5%85%AC%E5%BC%8F%E3%82%A2%E3%83%97%E3%83%AA/id1439388270 [No types assigned]

JPCERT/CC https://jvn.jp/en/jp/JVN52919306/ [No types assigned]

JPCERT/CC https://play.google.com/store/apps/details?id=com.toyoko_inn.toyokoandroid [No types assigned]