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[Japanese]
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JVNDB-2020-000070
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Studyplus App uses a hard-coded API key for an external service
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Studyplus App provided by Studyplus Inc. uses a hard-coded API key for an external service (CWE-798).
Ryo Sato of BroadBand Security,Inc. reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.
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CVSS V3 Severity:
Base Metrics 4.0 (Medium) [IPA Score]
- Attack Vector: Local
- Attack Complexity: Low
- Privileges Required: None
- User Interaction: None
- Scope: Unchanged
- Confidentiality Impact: Low
- Integrity Impact: None
- Availability Impact: None
CVSS V2 Severity:
Base Metrics 5.0 (Medium) [IPA Score]
- Access Vector: Network
- Access Complexity: Low
- Authentication: None
- Confidentiality Impact: Partial
- Integrity Impact: None
- Availability Impact: None
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Studyplus
- Studyplus App for Android v6.3.7 and earlier
- Studyplus App for iOS v8.29.0 and earlier
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API key for an external service may be obtained by analyzing data in the app.
Note that a user is not directly affected by this vulnerability.
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[Update the Application]
Update the application to the latest version according to the information provided by the developer.
According to the developer, the API key was removed from the latest app.
The vulnerable API key has been inactivated already, therefore information contained in the vulnerable app is no longer obtained or compromised.
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Studyplus
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- No Mapping(CWE-Other) [IPA Evaluation]
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- CVE-2020-5667
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- JVN : JVN#00414047
- National Vulnerability Database (NVD) : CVE-2020-5667
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- [2020/11/05]
Web page was published
- [2023/03/08]
Overview was modified
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