CVE-2023-22367

low-risk
Published 2023-02-13

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.

Do I need to act?

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0.25% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.9/10 Medium
NETWORK / HIGH complexity

Affected Products (2)

Ichiran
Ichiran

Affected Vendors

Ichiranusa

References (6)

Product https://apps.apple.com/jp/app/%E4%B8%80%E8%98%AD%E5%85%AC%E5%BC%8F%E3%82%A2%E3%8...
Third Party Advisory https://jvn.jp/en/jp/JVN11257333/
Product https://play.google.com/store/apps/details?id=jp.co.ichiran.app&hl=ja
Product https://apps.apple.com/jp/app/%E4%B8%80%E8%98%AD%E5%85%AC%E5%BC%8F%E3%82%A2%E3%8...
Third Party Advisory https://jvn.jp/en/jp/JVN11257333/
Product https://play.google.com/store/apps/details?id=jp.co.ichiran.app&hl=ja
26
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 1/34 · Minimal
Exposure 7/34 · Low