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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,…
Medium5.9EPSS 0.51%
- Published
- Updated
- Reserved
- Assigned by
- jpcert
Description
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | Medium5.9 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N |
| NVDNVD · Modified | 3.1 | Medium5.9 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 0.51% · top 56% of all CVEs (5 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.9.
Weakness
- Improper certificate validation
- CWE-295 Improper Certificate Validation (opens in a new tab)All about CWE-295 and its CVEs
Affected products
Betrend Corporation and ICHIRAN INC. · Ichiran App for iOS and Ichiran App for Android
- affected Ichiran App for iOS versions prior to 3.1.0, and Ichiran App for Android versions prior to 3.1.0
References (3)
- 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 (opens in a new tab)x_transferred
- https://play.google.com/store/apps/details?id=jp.co.ichiran.app&hl=ja (opens in a new tab)x_transferred
- https://jvn.jp/en/jp/JVN11257333/ (opens in a new tab)x_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2023-22367)Record last updated .