Improper certificate validation in Mizuho Direct App for Android
Priority LOW 27CWE-295Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- Spoofing
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-295.
Summary
The Mizuho Direct App for Android version 3.13.0 and earlier does not verify server certificates, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.
Why it matters now
EPSS 0.00547 46th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Mizuho Bank, Ltd. | Mizuho Direct App for Android | up to 3.13.0 | — | No fix listed | CNA |
- Mizuho Direct App for Android VendorMizuho Bank, Ltd. Affected up to 3.13.0 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:mizuhobank:mizuho_direct_application:*:*:*:*:*:android:*:* | up to 3.13.0 | Vulnerable | Mizuho Bank, Ltd. |
- cpe:2.3:a:mizuhobank:mizuho_direct_application:*:*:*:*:*:android:*:* Versions up to 3.13.0 Vulnerable ·Mizuho Bank, Ltd.
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2018-16179
- 2026-10-03 Alias added: GHSA-q3h8-vxrg-hgjp
References
Sources
- CVE-2018-16179 · CVE Program
- CVE-2018-16179 · NVD
- FIRST EPSS
- GHSA-q3h8-vxrg-hgjp · GitHub Advisory Database · CC BY 4.0
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