CVE-2023-22367

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.

Score

CVSS 3.1 5.9 Medium

Status

Modified - vultures@jpcert.or.jp

Published

2023-02-13

Last modified

2025-03-21

Weaknesses

CWE-295

Affected products

• Ichiran App For Ios And Ichiran App For Android (Betrend Corporation And Ichiran Inc.)
• Ichiran (Ichiranusa)

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&hl=ja