CVE-2018-0591

Severity: medium (CVSS 5.9 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-05-14 · updated 2026-06-17
Weakness: CWE-295

Description

The KINEPASS App for Android Ver 3.1.1 and earlier, and for iOS Ver 3.1.2 and earlier do 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 products

T-JOY CO.,LTD. KINEPASS App: through 3.1.1; through 3.1.2

References

https://itunes.apple.com/us/app/kinepasu-apuridekantan-bian/id637453055?mt=8
https://jvn.jp/en/jp/JVN83671755/
https://play.google.com/store/apps/details?id=jp.tjoy.kinepass&hl=en
https://itunes.apple.com/us/app/kinepasu-apuridekantan-bian/id637453055?mt=8
https://jvn.jp/en/jp/JVN83671755/
https://play.google.com/store/apps/details?id=jp.tjoy.kinepass&hl=en

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