Improper certificate validation in Toyoko Inn official App for iOS
Priority LOW 23CWE-295Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- Spoofing
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-295.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00224 13th percentileScored 2026-11-07
Fix Fixed Toyoko Inn official App for iOS (Toyoko Inn IT Solution Co., Ltd.): 1.13.0
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Toyoko Inn IT Solution Co., Ltd. | Toyoko Inn official App for iOS | before 1.13.0 | 1.13.0 | Patch available | CNA |
| Toyoko Inn IT Solution Co., Ltd. | Toyoko Inn official App for Android | prior 1.3.14 | — | No fix listed | CNA |
- Toyoko Inn official App for iOS VendorToyoko Inn IT Solution Co., Ltd. Affected before 1.13.0 Fixed in 1.13.0 Patch available CNA
- Toyoko Inn official App for Android VendorToyoko Inn IT Solution Co., Ltd. Affected prior 1.3.14 Fixed in — No fix listed CNA
CPE names CISA-ADP · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:toyoko_inn:toyoko_inn:*:*:*:*:*:*:*:* | — | — | — |
- cpe:2.3:a:toyoko_inn:toyoko_inn:*:*:*:*:*:*:*:* Versions — — ·—
Remediation
- Fix · CNA Toyoko Inn official App for iOS (Toyoko Inn IT Solution Co., Ltd.) Fixed in 1.13.0
Timeline
- 2026-10-02 Threatist record created from CVE-2024-27440
- 2026-10-03 Alias added: GHSA-6h99-8764-6j4p
References
Sources
- CVE-2024-27440 · CVE Program
- CVE-2024-27440 · NVD
- FIRST EPSS
- GHSA-6h99-8764-6j4p · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences